2024

1. G. Tzolopoulos, C. Korgialas and C.Kotropoulos, "On Spectrogram Analysis in a Multiple Classifier Fusion Framework for Power Grid Classification Using Electric Network Frequency", in Proc. 13th International Conference on Pattern Recognition Applications and Methods, February 24-26, 2024.
2. S. Drakakis and C.Kotropoulos, "Applying the Neural Bellman-Ford Model to the Single Source Shortest Path Problem", in Proc. 13th International Conference on Pattern Recognition Applications and Methods, February 24-26, 2024.
3. D. Kritsiolis and C.Kotropoulos, "Mobile Phone Identification from Recorded Speech Signals Using Non-Speech Segments and Universal Background Model Adaptation", in Proc. 13th International Conference on Pattern Recognition Applications and Methods, February 24-26, 2024.
4. C. Korgialas, E. Pantraki and C.Kotropoulos, "Interpretable Face Aging: Enhancing Conditional Adversarial Autoencoders with LIME Explanations", in Proc. 2024 IEEE International Conferenc on Acoustics, Speech, and Signal Processing, April 14-19, 2024.
5. A. Kaimakamidis and I.Pitas, "POLITICAL TWEET SENTIMENT ANALYSIS FOR PUBLIC OPINION POLLING", in Proc. 2024 IEEE International Conferenc on Acoustics, Speech, and Signal Processing, April 14-19, 2024.
6. D. Psarras, C. Papaioannidis, V. Mygdalis and I.Pitas, "A Unified DNN-Based System for industrial pipeline segmentation", in Proc. 2024 IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), April 14-19, 2024.

2023

7. C. Papaioannidis, I. Mademlis and I.Pitas, "Fast single-person 2D human pose estimation using multi-task Convolutional Neural Networks", IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), 2023.
8. V. Mygdalis and I.Pitas, "Exploiting one-class classification optimization objectives for increasing adversarial robustness", IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), 2023.
9. C. Symeonidis, I. Mademlis, I.Pitas and N.Nikolaidis, "Efficient feature extraction for Non-Maximum Suppression in visual person detection", IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), 2023.
10. P. Alexoudi, I. Mademlis and I.Pitas, "Escaping local minima in Deep Reinforcement Learning for video summarization", ACM International Conference on Multimedia Retrieval (ICMR), 2023.
11. A. Sochopoulos, I. Mademlis, E. Charalampakis, S. Papadopoulos and I.Pitas, "Deep Reinforcement Learning with semi-expert distillation for autonomous UAV cinematography", IEEE International Conference on Multimedia and Expo (ICME), 2023.
12. G. Kalitsios, V. Mygdalis and I.Pitas, "Enhancing Power Line Segmentation for UAV Inspection utilizing Synthetic Data", IEEE International Conference on Robotics and Automation (ICRA), Workshop on The Role of Robotics Simulators for Unmanned Aerial Vehicles, 2023.
13. G. Kalitsios, V. Mygdalis and I.Pitas, "Domain Adaptation in Powerline Segmentation: A New Synthetic Dataset", IEEE International Conference on Image Processing (ICIP), 2023.
14. S. Altini, V. Mygdalis and I.Pitas, "AdvRevGan: On Reversible Universal Adversarial Attacks for privacy protection applications", Proceedings of the IEEE International Workshop on Machine Learning for Signal Processing (MLSP), 2023.
15. E. Patsiouras, I. Koroni, I. Mademlis and I.Pitas, "GreekPolitics: Sentiment Analysis on Greek Politically Charged Tweets", European Signal Processing Conference (EUSIPCO), 2023.
16. A. Christidis, E. Charalampakis, I. Mademlis and I.Pitas, "Distribution Shift Detection in Monocular Depth Estimation for Autonomous Systems", IEEE AFRICON, 2023.
17. G. Silano, V. Kratky, M. Vrba, C. Papaioannidis, I. Mademlis, R. Penicka, I.Pitas and M. Saska, "Human-Swarm Interaction with a Gesture-Controlled Aerial Robot Formation for Safety Monitoring Applications", Human Multi-Robot Interaction Workshop at IEEE International Conference on Intelligent Robots and Systems (IROS), Detroit, Michigan, USA, 2023.
18. C. Symeonidis and N.Nikolaidis, "Wind Energy Prediction Guided by Multiple-Location Weather Forecasts", in International Conference on Engineering Applications of Neural Networks, pp. 445-457, June, 2023.
19. E. Kakaletsis and N.Nikolaidis, "Active Face Recognition Through View Synthesis", 2023 31st European Signal Processing Conference (EUSIPCO), pp. 511-515, 2023.
20. C. Georgiadis, N. Passalis and N.Nikolaidis, "ActiveFace: A Synthetic Active Perception Dataset for Face Recognition", 2023 IEEE International Workshop on Multimedia Signal Processing (MMSP 2023), 2023.
21. C. Korgialas and C.Kotropoulos, "On Robust Electric Network Frequency Detection Using Huber Regression", in Proc. 2023 27th Pan-Hellenic Conf. on Progress in Computing and Informatics with International Participation, November 24-26, 2023.
22. A. - S. Toufa, I. Tsingalis and C.Kotropoulos, "DualGRETEL+: Exploiting Dual Hypergraphs for Path Inference Applied to Navigation Data", in Proc. 2023 27th Pan-Hellenic Conf. on Progress in Computing and Informatics with International Participation, November 24-26, 2023.
23. C. Moysiadis, G. Karantaidis and C.Kotropoulos, "Electric Network Frequency Optical Sensing Devices", In Proc. 2023 IARIA Annual Congress on Frontiers in Science, Technology, Services, and Applications, 2023.
24. A. - S. Toufa, C.Kotropoulos and I. Tsingalis, "Dual Hypergraph Features for Path Inference in Wikipedia Links", in Proc. 2023 International Joint Conference on Neural Networks (IJCNN), pp. 1-7, 2023.
25. C. Korgialas and C.Kotropoulos, "Electric Network Frequency Detection Using Least Absolute Deviations", In Proc. 2023 IEEE International Conference on Acoustics, Speech and Signal Processing, pp. 1-5, 2023.
26. A. Kaimakamidis and I.Pitas, "Facilitating Experimental Reproducibility in Neural Network Research with a Unified Framework", In 2023 IEEE/ACM 16th International Conference on Utility and Cloud Computing (UCC ’23), December 4–7, 2023.
27. D. Alaez, V. Mygdalis, J. Villadangos and I.Pitas, "eal-time object geopositioning from monocular target detection/tracking for aerial cinematography", in International Workshop on MultiMedia Signal Processing (MMSP), 2023.
28. M. - D. Tzimas, C. Papaioannidis, V. Mygdalis and I.Pitas, "Evaluating Deep Neural Network-based Fire Detection for Natural Disaster Management", in 2023 IEEE/ACM 16th International Conference on Utility and Cloud Computing (UCC '23), December 4-7, 2023.

2022

29. M. Kaseris, I. Mademlis and I.Pitas, "Exploiting caption diversity for unsupervised video summarization", IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), 2022.
30. F. Patrona, I. Mademlis and I.Pitas, "Gesture Recognition by Self-Supervised Moving Interest Point Completion for CNN-LSTMs", Proceedings of the IEEE Image, Video, and Multidimensional Signal Processing Workshop (IVMSP), 2022.
31. A. Christidis, C. Papaioannidis and I.Pitas, "Monocular Weakly-Supervised Camera-Relative 3D Human Pose Estimation", IEEE Image, Video, and Multidimensional Signal Processing Workshop (IVMSP), 2022.
32. E. Patsiouras, V. Mygdalis and I.Pitas, "A UAV Object Detection Benchmark for Visionassisted Powerline Element Inspection", International Conference on Systems, Signals and Image Processing (IWSSIP), 2022.
33. E. Patsiouras, V. Mygdalis and I.Pitas, "On the Detection of Powerline Elements with Efficient Transformers", IEEE Image, Video, and Multidimensional Signal Processing Workshop (IVMSP), 2022.
34. I. Karakostas, V. Mygdalis and I.Pitas, "Explaining and verifying the robustness of Visual Object Trackers to noise", IEEE Image, Video, and Multidimensional Signal Processing Workshop (IVMSP), 2022.
35. A. Zamichos, V. Mygdalis and I.Pitas, "Properties of learning multiplicative universal adversarial perturbations in image data", Workshop Machine Learning for Signal Processing (MLSP), 2022.
36. E. Patsiouras, V. Mygdalis and I.Pitas, "Whitening Transformation inspired Self-Attention for Powerline Element Detection", International Conference on Pattern Recognition (ICPR), 2022.
37. V. Mygdalis, L. Carnevale, J.R. Martínez-de-Dios, D. Shutin, G. Aiello, M. Villari and I.Pitas, "OTE: Optimal Trustworthy EdgeAI solutions for smart cities", IEEE/ACM international Symposium on Cluster, Cloud and Internet Computing (CCGrid), Workshop on Cloud-to-Things continuum: towards the convergence of IoT, Edge and Cloud Computing (Cloud2Things),, 2022.
38. D. Karamouzas, I. Mademlis and I.Pitas, "Neural Knowledge Transfer for Sentiment Analysis in Texts with Figurative Language", Proceedings of the IEEE International Workshop on Machine Learning for Signal Processing (MLSP), 2022.
39. C. Papaioannidis, I. Mademlis and I.Pitas, "Fast Semantic Image Segmentation for Autonomous Systems", Proceedings of the IEEE International Conference on Image Processing (ICIP), 2022.
40. N. Kilis, C. Papaioannidis, I. Mademlis and I.Pitas, "An efficient framework for human action recognition based on Graph Convolutional Networks", Proceedings of the IEEE International Conference on Image Processing (ICIP), 2022.
41. C. Symeonidis, I. Mademlis, I.Pitas and N.Nikolaidis, "AUTH-Persons: A Dataset for Detecting Humans in Crowds from Aerial Views", Proceedings of the IEEE International Conference on Image Processing (ICIP), 2022.
42. I. Sarridis, G. Karantaidis and C.Kotropoulos, "Image drive optimal personalized route recommendation", Proceedings of the IEEE 14th Image, Video, and Multidimensional Signal Processing Workshop (IVMSP 2022), 2022.
43. R. -T. Chadoulis, A. Nikolaou and C.Kotropoulos, "Authorship attribution in Greek literature using word adjacencies", Proceedings of the 12th EETN Conference on Artificial Intelligence (SETN 2022), 2022.
44. N. Passalis, S. Pedrazzi, R. Babuska, W. Burgard, D. Dias, F. Ferro, M. Gabbouj, O. Green, A.Iosifidis, E. Kayacan, J. Kober, O. Michel, N.Nikolaidis, P. Nousi, R. Pieters, M. Tzelepi, A. Valada and A.Tefas, "OpenDR: An open toolkit for enabling high performance, low footprint deep learning for robotics", in 2022 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS), pp. 12479-12484, Oct, 2022.
45. C. Symeonidis, C. Anastasiadis and N.Nikolaidis, "A UAV Video Data Generation Framework for Improved Robustness of UAV Detection Methods", 2022 IEEE 24th International Workshop on Multimedia Signal Processing (MMSP), pp. 1-5, 2022.
46. M. Tzelepi, C. Symeonidis, N.Nikolaidis and A.Tefas, "Multilayer Online Self-Acquired Knowledge Distillation", 2022 26th International Conference on Pattern Recognition (ICPR), pp. 4822-4828, 2022.
47. M. Tzelepi, C. Symeonidis, N.Nikolaidis and A.Tefas, "Real-time synthetic-to-real human detection for robotics applications", 2022 13th International Conference on Information, Intelligence, Systems & Applications (IISA), pp. 1-5, 2022.

2021

48. S. Papadopoulos, I. Mademlis and I.Pitas, "Neural vision-based semantic 3D world modeling", Proceedings of the IEEE/CVF Winter Conference on Applications of Computer Vision, pp. 181--190, 2021.
49. A. - S. Toufa and C.Kotropoulos, "Digit recognition applied to reconstructed audio signals using deep learning", in Proc. 2020 Int. Conf. Pattern Recognition, January 10-15, 2021.
50. I. Karakostas, V. Mygdalis and I.Pitas, "Adversarial Optimization Scheme for Online Tracking Model Adaptation in Autonomous Systems", Special Session Autonomous Vehicle Vision in IEEE International Conference on Image Processing (ICIP), 19-22 September, 2021.
51. M. Kaseris, I. Mademlis and I.Pitas, "Adversarial Unsupervised Video Summarization Augmented With Dictionary Loss", Proceedings of the IEEE International Conference on Image Processing (ICIP), 2021.
52. S. Papadopoulos, I. Mademlis and I.Pitas, "Semantic Image Segmentation Guided By Scene Geometry", Proceedings of the IEEE International Conference on Autonomous Systems (ICAS), 2021.
53. C. Papaioannidis, I. Mademlis and I.Pitas, "Autonomous UAV safety by visual human crowd detection using multi-task Deep Neural Networks", Proceedings of the IEEE International Conference on Robotics and Automation (ICRA), 2021.
54. F. Patrona, I. Mademlis and I.Pitas, "An Overview of Hand Gesture Languages for Autonomous UAV Handling", Proceedings of the Aerial Robotic Systems Physically Interacting with the Environment Workshop (AIRPHARO), 2021.
55. F. Patrona, I. Mademlis and I.Pitas, "Self-Supervised Convolutional Neural Networks for Fast Gesture Recognition in Human-Robot Interaction", Proceedings of the IEEE International Conference on Information and Automation for Sustainability (ICIAfS), 2021.
56. C. Papaioannidis, D. Makrygiannis, I. Mademlis and I.Pitas, "Learning Fast and Robust Gesture Recognition", Proceedings of the EURASIP European Conference on Signal Processing (EUSIPCO), 2021.
57. D. Makrygiannis, C. Papaioannidis, I. Mademlis and I.Pitas, "Optimal video handling in on-line hand gesture recognition using Deep Neural Networks", Proceedings of the IEEE Series of Symposiums on Computational Intelligence (SSCI), 2021.
58. G. Voulgaris, I. Mademlis and I.Pitas, "Procedural Terrain Generation Using Generative Adversarial Networks", Proceedings of the EURASIP European Conference on Signal Processing (EUSIPCO), 2021.
59. C. Papaioannidis and I.Pitas, "Learning Robust Features for 3D Object Pose Estimation", Proceedings of the IEEE International Conference on Autonomous Systems (ICAS), 2021.
60. I.Pitas, "Optimal multidimensional cyclic convolution algorithms for deep learning and computer vision applications", Proceedings of the IEEE International Conference on Autonomous Systems (ICAS), 2021.
61. R. Fan, J. Cheng, Y. Yu, J. Deng, G. Giakos and I.Pitas, "Long-Awaited Next-Generation Road Damage Detection and Localization System is Finally Here", Proceedings of the EURASIP European Signal Processing Conference (EUSIPCO), 2021.
62. V. Mygdalis, A.Tefas and I.Pitas, "Introducing K-Anonymity Principles to Adversarial Attacks for Privacy Protection in Image Classification Problems", Proceedings of the IEEE International Workshop on Machine Learning for Signal Processing (MLSP), 2021.
63. S. Papadopoulos, C. Symeonidis and I.Pitas, "Leader and breakaway detection in racing sports videos", International Workshop on Multimedia Signal Processing (MMSP) , 2021.
64. E. Gionanidis, C.Kotropoulos and M. Ntemi, "Opinion recommendation using coverage for adaptive prediction", Proceedings of the 2021 IEEE Workshop Machine Learning for Signal Processing, 2021.
65. I. Sarridis and C.Kotropoulos, "Neural factorization applied to interaction matrix for recommendation", Proceedings of the 29th European Signal Processing Conference, 2021.
66. M. Ntemi and C.Kotropoulos, "A multi-step ahead dyadic particle filter for price prediction", Proceedings of the . 29th European Signal Processing Conference, 2021.
67. Y. Wang, I.Pitas and KN. Plataniotis, CS. Regazzoni, BM. Sadler, A. Roy-Chowdhury, M. Hou, A. Mohammadi,L. Marcenaro, F. Atashzar, S. alZahir, "On future development of autonomous systems: A report of the plenary panel at IEEE ICAS’21", 2021 IEEE international conference on autonomous systems (ICAS), IEEE, 2021.
68. C. Symeonidis, P. Nousi, P. Tosidis, K. Tsampazis, N. Passalis, A.Tefas and N.Nikolaidis, "Efficient realistic data generation framework leveraging deep learning-based human digitization", in International Conference on Engineering Applications of Neural Networks, pp. 271-283, June, 2021.
69. C. Symeonidis, E. Kakaletsis, I. Mademlis, N.Nikolaidis, A.Tefas and I.Pitas, "Vision-based UAV Safe Landing exploiting Lightweight Deep Neural Networks", Proceedings of the International Conference on Image and Graphics Processing (ICIGP), ACM, 2021.

2020

70. M. Krestenitis, N. Passalis, A.Iosifidis, M. Gabbouj and A.Tefas, "Human Action Recognition using Recurrent Bag-of-Features Pooling", 25th International Conference on Pattern Recognition, 2020.
71. E. Patsiouras, A.Tefas and I.Pitas, "Few-shot Image Recognition for UAV Sports Cinematography", Computer Vision and Pattern Recognition Workshops, pp.965-969, 2020.
72. F. Patrona, P. Nousi, I. Mademlis, A.Tefas and I.Pitas, "Visual Object Detection For Autonomous UAV Cinematography", Proceedings of the Northern Lights Deep Learning Workshop, 2020.
73. N. Passalis and A.Tefas, "Leveraging Active Perception for Improving Embedding-based Deep Face Recognition", 22th IEEE International Workshop on Multimedia Signal Processing, 2020.
74. T. Bozinis, N. Passalis and A.Tefas, "Improving Visual Question Answering using Active Perception on Static Images", 25th International Conference on Pattern Recognition, 2020.
75. N. Passalis, J. Raitoharju, M. Gabbouj and A.Tefas, "Efficient Adaptive Inference leveraging Bag-of-Features-based Early Exits", 22th IEEE International Workshop on Multimedia Signal Processing, 2020.
76. P. Pegios, N. Passalis and A.Tefas, "Improving Universal Style Transfer using Sub-style Decomposition", 11th Hellenic Conference on Artificial Intelligence, 2020.
77. M. Tzelepi and A.Tefas, "Quadratic Mutual Information Regularization in Real-Time Deep CNN Models", 30th IEEE International Workshop on Machine Learning for Signal Processing (MLSP), 2020.
78. C. Nasioutzikis, M. Tzelepi and A.Tefas, "Deep Hashing Regularization Towards Hamming Space Retrieval", 11th Hellenic Conference on Artificial Intelligence, 2020.
79. N. Passalis, M. Tzelepi and A.Tefas, "Multilayer Probabilistic Knowledge Transfer for Learning Image Representations", IEEE International Symposium on Circuits and Systems (ISCAS), 2020.
80. N. Passalis, G. Mourgias-Alexandris, N. Pleros and A.Tefas, "Adaptive Initialization for Recurrent Photonic Networks using Sigmoidal Activations", IEEE International Symposiumon Circuits and Systems (ISCAS), 2020.
81. G. Mourgias-Alexandris, G. Dabos, N. Passalis, A.Tefas, A. Totovic and N. Pleros, "All-optical recurrent neural network with sigmoid activation function", Optical Fiber Communication Conference, 2020.
82. G. Mourgias-Alexandris, N. Passalis, A. Totovic, G. Dabos, A.Tefas and N. Pleros, "Neuromorphic computing through photonic integrated circuits", Smart Photonic and Optoelectronic Integrated Circuits XXII, 2020.
83. M. Kirtas, K. Tsampazis, N. Passalis and A.Tefas, "A Webots-based Deep Reinforcement Learning Framework for Robotics", International Conference on Artificial Intelligence Applications and Innovations, 2020.
84. A. Tzimas, N. Passalis and A.Tefas, "Leveraging Deep Reinforcement Learning for Active Shooting under Open-World Setting", IEEE International Conference on Multimedia and Expo, 2020.
85. N. Passalis, M. Tzelepi and A.Tefas, "Heterogeneous Knowledge Distillation using Information Flow Modeling", IEEE Conference on Computer Vision and Pattern Recognition, 2020.
86. E. I. E. Almaloglou, S. Geronikolou, G. Chroussos and C.Kotropoulos, "Design and validation of a new diagnostic tool for the differentiation of pathological voices in Parkinsonian patients", In Proc. 4th IEEE World Congress Genetics, Geriatrics, and Neurodegenerative Diseases (GeNeDis 2020), October 8-11, 2020.
87. N. Bartziokas, T. Mavropoulos and C.Kotropoulos, "elNER: A dataset for Greek named entity recognition", In Proc. 11th Hellenic Conf. Artificial Intelligence (SETN 2020), pp. 160-167, September 2-4, 2020.
88. E. Kakaletsis, I. Mademlis, N.Nikolaidis and I.Pitas, "Bayesian Fusion of Multi-view Human Crowd Detections for Autonomous UAV Fleet Safety", 28th European Signal Processing Conference (EUSIPCO 2020), 18-22 January 2021, 2020.

2019

89. I. Tsingalis and C.Kotropoulos, "A simple algorithm for non-negative sparse principal component analysis", n Proc. 2019 IEEE Int. Conf. Image Processing, pp. 2075-2079, September 22-25, 2019.
90. H. Huang, R. Fan, Y. Zhu, M.Liu and I.Pitas, "A robust pavement mapping system based on normal-constrained stereo visual odometry", 2019 IEEE International Conference on Imaging Systems and Techniques (IST), 2019.
91. R. Fan, Y. Wang, L. Qiao, R. Yao, P. Han, W. Zhang, I.Pitas and M.Liu, "PT-ResNet: Perspective transformation-based residual network for semantic road image segmentation", 2019 IEEE International Conference on Imaging Systems and Techniques (IST), 2019.
92. I. Mademlis, A.Tefas and I.Pitas, "Greedy Salient Dictionary Learning for Activity Video Summarization", Proceedings of the International Conference on MultiMedia Modeling (MMM), 2019.
93. E. Kakaletsis, M. Tzelepi, P. I. Kaplanoglou, C. Symeonidis, N.Nikolaidis, A.Tefas and I.Pitas, "Semantic Map Annotation Through UAV Video Analysis Using Deep Learning Models in ROS", Proceedings of the International Conference on MultiMedia Modeling (MMM), 2019.
94. I. Karakostas, I. Mademlis, N.Nikolaidis and I.Pitas, "Shot Type Feasibility in Autonomous UAV Cinematography", Proceedings of the IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), 2019.
95. P. Nousi, A.Tefas and I.Pitas, "Deep Convolutional Feature Histograms for Visual Object Tracking", Proceedings of the IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), 2019.
96. E. Pantraki and C.Kotropoulos, "Leveraging Image-to-image Translation Generative Adversarial Networks for Face Aging", Proc. 2019 IEEE Int. Conf. on Acoustics, Speech and Signal Processing (ICASSP), pp. 8370-8374, 2019.
97. E. Chatzikyriakidis, C. Papaioannidis and I.Pitas, "Adversarial Face De-Identification", Proceedings of the IEEE International Conference on Image Processing (ICIP), September 22-25, 2019.
98. G. Karantaidis, I. Sarridis and C.Kotropoulos, "Block Randomized Optimization for Adaptive Hypergraph Learning", Proc. 2019 IEEE Int. Conf. Image Processing (ICIP), September 22-25, 2019.
99. F. Patrona, I. Mademlis, A.Tefas and I.Pitas, "Computational UAV Cinematography for Intelligent Shooting Based on Semantic Visual Analysis", Proceedings of the IEEE International Conference on Image Processing (ICIP), September 22-25, 2019.
100. N. Passalis, A.Tefas, J. Kanniainen, M. Gabbouj and A.Iosifidis, "Deep Temporal Logistic Bag-of-Features for Forecasting High Frequency Limit Order Book Time Series", Proceedings of the IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), 2019.
101. K. Saitas-Zarkias, N. Passalis, A. Tsantekidis and A.Tefas, "Deep Reinforcement Learning for Financial Trading using Price Trailing", Proceedings of the IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), 2019.
102. N. Passalis, G. Mourgias-Alexandris, A. Tsakyridis, N. Pleros and A.Tefas, "Variance Preserving Initialization for Training Deep Neuromorphic Photonic Networks with Sinusoidal Activations", Proceedings of the IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), 2019.
103. G. Mourgias-Alexandris, A. Tsakyridis, N. Passalis, A.Tefas and N. Pleros, "Experimental Demonstration of an Optical Neuron with a Logistic Sigmoid Activation Function", Proceedings of the Optical Fiber Communication Conference (OFC), 2019.
104. G. Amato, F. Falchi, C. Gennaro, F. Massoli, N. Passalis, A.Tefas, A. Trivilini and C. Vairo, "Face Verification and Recognition for Digital Forensics and Information Security,", International Symposium on Digital Forensic and Security (ISDFS), 2019.
105. M. Tzelepi and A.Tefas, "Discriminant Analysis Regularization in Lightweight Deep CNN Models", Proceedings of the 26th IEEE International Conference on Image Processing (ICIP), 2019.
106. M. Tzelepi and A.Tefas, "Improving the Performance of Lightweight CNN Models Using Minimum Enclosing Ball Regularization", Proceedings of the 27th European Signal Processing Conference (EUSIPCO), 2019.
107. I. Karakostas, V. Mygdalis, A.Tefas and I.Pitas, "On Detecting and Handling Target Occlusions in Correlation-filter-based 2D Tracking", Proceedings of the 27th European Signal Processing Conference (EUSIPCO), September 2-6, 2019.
108. P. Nousi, D. Triantafyllidou, A.Tefas and I.Pitas, "Joint Lightweight Object Tracking and Detection for Unmanned Vehicles", Proceedings of the IEEE International Conference on Image Processing (ICIP), September 22-25, 2019.
109. P. Nousi, I. Mademlis, I. Karakostas, A.Tefas and I.Pitas, "Embedded UAV Real-time Visual Object Detection and Tracking", Proceedings of the IEEE International Conference on Real-time Computing and Robotics 2019 (RCAR2019), 2019.
110. E. Kakaletsis and N.Nikolaidis, "Potential UAV Landing Sites Detection Through Digital Elevation Models Analysis", Proceedings of the 27th European Signal Processing Conference (EUSIPCO), Satellite Workshop: Signal Processing, Computer Vision and Deep Learning for Autonomous Systems, September 2-6, 2019.
111. R. Fan, J. Jiao, H. Ye, Y. Yu, I.Pitas and M.Liu, "Key Ingredients of Self-Driving Cars", Proc. IEEE 27th EUSIPCO Satellite Workshop: Signal Processing, Computer Vision and Deep Learning for Autonomous Systems, pp. 1-5, 2019.
112. R. Fan, L. Wang, M.Liu and I.Pitas, "A Robust Roll Angle Estimation Algorithm Based on Gradient Descent", Proc. IEEE 27th European Signal Processing Conference (EUSIPCO), pp. 1-5, 2019.
113. I. Mademlis, A. Torres-Gonzalez, J. Capitan, R. Cunha, B. Guerreiro, A. Messina, F. Negro, C. Le Barz, T. Goncalves, A.Tefas, N.Nikolaidis and I.Pitas, "A Multiple-UAV Software Architecture for Autonomous Media Production", Proceedings of the 27th European Signal Processing Conference (EUSIPCO), Satellite Workshop: Signal Processing, Computer Vision and Deep Learning for Autonomous Systems, 2019.
114. I. Mademlis, P. Nousi, C. Le Barz, T. Goncalves and I.Pitas, "Communications for Autonomous Unmanned Aerial Vehicle Fleets in Outdoor Cinematography Applications", Proceedings of the 27th European Signal Processing Conference (EUSIPCO), Satellite Workshop: Signal Processing, Computer Vision and Deep Learning for Autonomous Systems, 2019.
115. R. Cunha, M. Malaca, V. Sampaio, B. Guerreiro, P. Nousi, I. Mademlis, A.Tefas and I.Pitas, "Gimbal Control for Vision-based Target Tracking", Proceedings of the 27th European Signal Processing Conference (EUSIPCO), Satellite Workshop: Signal Processing, Computer Vision and Deep Learning for Autonomous Systems, 2019.
116. G. Karantaidis and C.Kotropoulos, "Efficient Capon-based Approach Exploiting Temporal Windowing for Electric Network Frequency Estimation", Proc. IEEE Int. Workshop Machine Learning for Signal Processing (MLSP), October 13-16, 2019.
117. M. Ntemi and C.Kotropoulos, "A Dyadic Particle Filter for Price Prediction", Proc. 27th European Signal Processing Conference (EUSIPCO), September 2-6, 2019.
118. M. Ntemi, C.Kotropoulos and E. Gionanidis, "A Weighted Ordered Probit Collaborative Kalman Filter for Hotel Rating Prediction", Proc. IEEE Int. Workshop Machine Learning for Signal Processing (MLSP), October 13-16, 2019.
119. E. Kakaletsis, A.Tefas, N.Nikolaidis and I.Pitas, "Incremental Label Propagation on Facial Images", Proc. IEEE Int. Workshop Machine Learning for Signal Processing (MLSP), October 13-16, 2019.
120. C. Symeonidis, I. Mademlis, N.Nikolaidis and I.Pitas, "Improving Neural Non-Maximum Suppression for Object Detection by Exploiting Interest-Point Detectors", Proc. IEEE Int. Workshop Machine Learning for Signal Processing (MLSP), October 13-16, 2019.
121. C. Symeonidis, I. Karakostas, E. Martinopoulou and I.Pitas, "Image-based 3D Shape Reconstruction of Byzantine and Paleochristian Monuments", Proceedings of the Digital Presentation and Preservation of Cultural and Scientific Heritage (DiPP2019), 2019.
122. A.Visintini, Ponnimbaduge Perera TD, Dzhayakodi Jayakody Arachshiladzh DN and I.Pitas, "UAV Trajectory Optimization in Modern Communication Systems: Advances and Challenges", Proc. 14th International Forum on Strategic Technology (IFOST-2019), pp. 347-353, October 14-17, 2019.
123. K. Georgiadis and N.Laskaris, "Using Discriminative Lasso to Detect a Graph Fourier Transform (GFT) Subspace for robust decoding in Motor Imagery BCI", Proceedings of the IEEE 41st Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC), July 23-27, 2019.

2018

124. I. Mademlis, A.Tefas and I.Pitas, "Regularized SVD-based Video Frame Saliency for Activity Video Summarization", Proceedings of the IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), 2018.
125. P. Nousi, E. Patsiouras, A.Tefas and I.Pitas, "Convolutional Neural Networks for Visual Information Analysis With Limited Computing Resources", Proceedings of the IEEE International Conference on Image Processing (ICIP), October 7-10, 2018.
126. I. Mademlis, V. Mygdalis, N.Nikolaidis and I.Pitas, "Challenges in Autonomous UAV cinematography: An Overview", Proceedings of the IEEE International Conference on Multimedia and Expo (ICME), 2018.
127. V. Mygdalis, A.Tefas and I.Pitas, "Learning Multi-graph Regularization for SVM Classification", Proceedings of the IEEE International Conference on Image Processing (ICIP), October 7-10, 2018.
128. G. Symeonidis and A.Tefas, "Recurrent Attention for Deep Neural Object Detection", Proceedings of the Hellenic Conference on Artificial Intelligence (SETN), 2018.
129. I. Karakostas, I. Mademlis, N.Nikolaidis and I.Pitas, "UAV Cinematography Constraints Imposed by Visual Target Tracking", Proceedings of the IEEE International Conference on Image Processing (ICIP), October 7-10, 2018.
130. N. Passalis and A.Tefas, "Accelerating Similarity-based Discriminant Analysis Using Class-specific Prototypes", Proceedings of the IEEE International Conference on Image Processing (ICIP), 2018.
131. N. Passalis and A.Tefas, "Deep Reinforcement Learning for Frontal View Person Shooting Using Drones", Proceedings of the IEEE Conference on Evolving and Adaptive Intelligent Systems (EAIS), 2018.
132. N. Passalis, A.Tefas and I.Pitas, "Efficient Camera Control Using 2D Visual Information for Unmanned Aerial Vehicle-based Cinematography", Proceedings of the IEEE International Symposium on Circuits and Systems (ISCAS), 2018.
133. V. Lioutas, N. Passalis and A.Tefas, "Visual Question Answering Using Explicit Visual Attention", Proceedings of the International Symposium on Circuits and Systems (ISCAS), 2018.
134. A. Messina, S. Metta, M. Montagnuolo, F. Negro, V. Mygdalis, I.Pitas, J. Capitan and A. Torres, S. Boyle, D. Bull, F. Zhang, "The Future of Media Production Through MULTIDRONES' Eyes", International Broadcasting Convention (IBC), 2018.
135. N. Passalis and A.Tefas, "Neural Network Knowledge Transfer Using Unsupervised Similarity Matching", Proceedings of the International Conference on Pattern Recognition (ICPR), 2018.
136. E. Kakaletsis, O.Zoidi, I. Tsingalis, A.Tefas, N.Nikolaidis and I.Pitas, "Label Propagation on Facial Images Using Similarity and Dissimilarity Labelling Constraints", Proceedings of the IEEE International Conference on Image Processing (ICIP), 2018.
137. M. Tzelepi and A.Tefas, "Fully Unsupervised Optimization of CNN Features Towards Content Based Image Retrieval", Proceedings of the IEEE 13th Image, Video, and Multidimensional Signal Processing Workshop (IVMSP), 2018.
138. M. Tzelepi and A.Tefas, "Fully Unsupervised Convolutional Learning for Fast Image Retrieval", Proceedings of the ACM 10th Hellenic Conference on Artificial Intelligence, 2018.
139. N. Passalis and A.Tefas, "Learning Deep Representations with Probabilistic Knowledge Transfer", Proceedings of the European Conference on Computer Vision (ECCV), 2018.
140. K. Tsampazis and A.Tefas, "Deep Sparse Autoencoders for Football Match and Bet Prediction", Proceedings of the ACM 10th Hellenic Conference on Artificial Intelligence (SETN), 2018.
141. I. Mademlis, A.Tefas and I.Pitas, "Greedy Salient Dictionary Learning with Optimal Point Reconstruction for Activity Video Summarization", Proceedings of the IEEE International Workshop on Machine Learning for Signal Processing (MLSP), 2018.
142. P. Chriskos, R. Zhelev, V. Mygdalis and I.Pitas, "Quality Preserving Face De-Identification Against Deep CNNs", Proceedings of the IEEE International Workshop on Machine Learning for Signal Processing (MLSP), September, 2018.
143. A. Papadimitriou, N. Passalis and A.Tefas, "Decoding Generic Visual Representations from Human Brain Activity Using Machine Learning", Proceedings of the European Conference on Computer Vision Workshops - Workshop on Brain Driven Computer Vision (ECCVW), 2018 (Code).
144. D. Spathis, N. Passalis and A.Tefas, "Fast, Visual and Interactive Semi-Supervised Dimensionality Reduction", Proceedings of the European Conference on Computer Vision Workshops - Workshop on Compact and Efficient Feature Representation and Learning in Computer Vision (ECCVW), 2018.
145. E. Pantraki and C.Kotropoulos, "Face Aging as Image-to-image Translation Using Shared-Latent Space Generative Adversarial Networks", Proc. 2018 IEEE Global Conf. Signal and Information Processing (GLOBALSIP), pp. 306-310, November 26-29, 2018.
146. G. Karantaidis and C.Kotropoulos, "Assessing Spectral Estimation Methods for Electric Network Frequency Extraction", Proc. 22nd Panhellenic Conf. on Informatics, pp. 202-207, November 29-December 1, 2018.
147. M. Ntemi and C.Kotropoulos, "Prediction Methods for Time Evolving Dyadic Processes", Proc. 26th European Signal Processing Conf., pp. 2606-2610, September 3-7, 2018.
148. N. Passalis and A.Tefas, "Learning Discriminative Representations for Big Data Clustering Using Similarity-Based Dimensionality Reduction", IEEE Image, Video, and Multidimensional Signal Processing (IVMSP) Workshop, 2018.
149. I.Kapsouras and N.Nikolaidis, "A vector of locally aggregated descriptors framework for action recognition on motion capture data", 2018 26th European Signal Processing Conference (EUSIPCO), pp 1785-1789, 2018.

2017

150. D. Triantafyllidou, P. Nousi and A.Tefas, "Lightweight Two-Stream Convolutional Face Detection", Proceedings of the European Signal Processing Conference (EUSIPCO), August, 2017.
151. M. Tzelepi and A.Tefas, "Human Crowd Detection for Drone Flight Safety Using Convolutional Neural Networks", Proceedings of the European Signal Processing Conference (EUSIPCO), 2017.
152. N. Passalis and A.Tefas, "Concept Detection and Face Pose Estimation Using Lightweight Convolutional Neural Networks for Steering Drone Video Shooting", Proceedings of the European Signal Processing Conference (EUSIPCO), 2017.
153. N. Passalis and A.Tefas, "Improving Face Pose Estimation Using Long-Term Temporal Averaging for Stochastic Optimization", Proceedings of the International Conference on Engineering Applications of Neural Networks (EANN), 2017.
154. P. Nousi and A.Tefas, "Discriminatively Trained Autoencoders for Fast and Accurate Face Recognition", Proceedings of the International Conference on Engineering Applications of Neural Networks (EANN), 2017.
155. P. Chriskos, J. Munro, V. Mygdalis and I.Pitas, "Face Detection Hindering", Proceedings of the IEEE Global Conference on Signal and Information Processing (GLOBALSIP), 2017.
156. O. Zachariadis, V. Mygdalis, I. Mademlis, N.Nikolaidis and I.Pitas, "2D Visual Tracking for Sports UAV Cinematography Applications", Proceedings of the IEEE Global Conference on Signal and Information Processing (GLOBALSIP), 2017.
157. A. Torres-Gonzalez, J. Capitan, R. Cunha, A. Ollero and I. Mademlis, "A Multidrone Approach for Autonomous Cinematography Planning", Proceedings of the Iberian Robotics Conference (ROBOT), 2017.
158. N. Passalis and A.Tefas, "Learning Bag-of-Features Pooling for Deep Convolutional Neural Networks", Proceedings of the International Conference on Computer Vision (ICCV), 2017.
159. N. Passalis, A. Tsantekidis, A.Tefas, J. Kanniainen, M.Gabbouj and A.Iosifidis, "Time-series Classification Using Neural Bag-of-Features", Proceedings of the European Signal Processing Conference (EUSIPCO), 2017.
160. A. Tsantekidis, N. Passalis, A.Tefas, J. Kanniainen, M.Gabbouj and A.Iosifidis, "Using Deep Learning to Detect Price Change Indications in Financial Markets.", Proceedings of the European Signal Processing Conference (EUSIPCO), 2017.
161. A. Tsantekidis, N. Passalis, A.Tefas, J. Kanniainen, M.Gabbouj and A.Iosifidis, "Forecasting Stock Prices from the Limit Order Book using Convolutional Neural Networks", Proceedings of the IEEE Conference on Business Informatics (CBI), 2017.
162. I. Mademlis, A.Tefas and I.Pitas, "Summarization of Human Activity Videos Using a Salient Dictionary", Proceedings of the International Conference on Image Processing (ICIP), 2017.
163. I. Mademlis, A.Tefas, N.Nikolaidis and I.Pitas, "Summarization of Human Activity Videos Via Low-Rank Approximation", Proceedings of the IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), 2017.
164. I. Mademlis, V. Mygdalis, C. Raptopoulou, N.Nikolaidis, N. Heise, T. Koch, T. Wagner, A. Messina, F. Negro, S. Metta and I.Pitas, "Overview of Drone Cinematography for Sports Filming (short)", Proceedings of the European Conference on Visual Media Production (CVMP), 2017.
165. E. Pantraki and C.Kotropoulos, "Multi-way Regression for Age Prediction Exploiting Speech and Face Image Information", Proc. European Signal Processing Conf. (EUSIPCO), pp. 2260-2264, August 29-September 1, 2017.
166. F. Mandanas and C.Kotropoulos, "Using Marginal Median and Block Least Mean Squares in Mobile Adaptive Networks", Proc. IEEE Global Conf. Signal and Information Processing, pp. 211-215, November 14-16, 2017.
167. F. Mandanas and C.Kotropoulos, "Robust Multidimensional Scaling Employing M-Estimators and Nuclear Norm Regularization", Proc. IEEE Global Conf. Signal and Information Processing, pp. 116-120, November 14-16, 2017.

2016

168. A. Chassapi, C.Kotropoulos and K. Pliakos, "Adaptive algorithms for hypergraph learning", Proc. 2016 IEEE Int. Conf. Acoustics, Speech, and Signal Processing, March 20-25, 2016.
169. E. Pantraki, C.Kotropoulos and A. Lanitis, "Age and Gender Prediction Using PARAFAC2 Applied to Speech Utterances", Proc. 4th Int. Workshop Biometrics and Forensics, March 3-4, 2016.
170. V. Mygdalis, A.Iosifidis, A.Tefas and I.Pitas, "One Class Classification applied in facial image analysis", IEEE International Conference on Image Processing (ICIP), 2016.
171. C. Avgerinos, N.Nikolaidis, V. Mygdalis and I.Pitas, "Feature extraction and statistical analysis of videos for cinemetric applications", IEEE Digital Media Industry and Academic Forum (DMIAF), 2016.
172. V. Mygdalis, A.Iosifidis, A.Tefas and I.Pitas, "Kernel Subclass Support Vector Description for Face and Human Action Recognition", International Workshop on Sensing, Processing and Learning for Intelligent Machines (SPLINE), 2016.
173. T. Theodoridis, A.Tefas and I.Pitas, "Multiview semantic temporal video segmentation", IEEE International Conference on Image Processing (ICIP), 2016.
174. E. Kakaletsis, O.Zoidi, A.Tefas, N.Nikolaidis and I.Pitas, "Fast Label Propagation on Facial Images Using a Pruned Similarity Matrix", IEEE Digital Media Industry & Academic Forum (DMIAF), 2016.
175. E. Fotiadou, N.Bassiou and C.Kotropoulos, "Greek Folk Music Classification Using Auditory Cortical Representations", Proc. 24th European Signal Processing Conf. Budapest, August 28-September 2, 2016.
176. P. Medentzidou and C.Kotropoulos, "Restoration of Missing Data in Greek Folk Music by Interpolation Techniques", Proc. Digital Media Industry and Academic Forum, pp. 107-112, July 2-4, 2016.
177. V.Gavriilidis, A.Tefas, C.Kotropoulos and N.Nikolaidis, "Enhanced Similarities for a Music Recommender System", Proc. Digital Media Industry and Academic Forum, pp. 113-116, July 2-4, 2016.
178. V. Mygdalis, A.Iosifidis, A.Tefas and I.Pitas, "Laplacian One Class Extreme Learning Machines for Human Action Recognition", IEEE Workshop on Multimedia Signal Processing (MMSP), 2016.
179. I. Mademlis, A.Tefas, N.Nikolaidis and I.Pitas, "Movie Shot Selection Preserving Narrative Properties", IEEE Workshop on Multimedia Signal Processing (MMSP), 2016.
180. V. Mygdalis, A.Tefas and I.Pitas, "Exploiting local and global geometric data relationships in Support Vector Data Description", International Conference on Pattern Recognition (ICPR), 2016.
181. S. Samaras, V. Mygdalis and I.Pitas, "Robustness in Blind Camera Identification", International Conference on Pattern Recognition (ICPR), 2016.
182. M. Tzelepi and A.Tefas, "Relevance Feedback in Deep Convolutional Neural Networks for Content Based Image Retrieval", Hellenic Conference on Artificial Intelligence (SETN), 2016.
183. N. Passalis and A.Tefas, "Spectral Clustering using Optimized Bag-of-Features", Hellenic Conference on Artificial Intelligence (SETN), 2016.
184. E. Fotiadou, I.Kapsouras, N.Nikolaidis and A.Tefas, "A Bag of Words approach for recognition of Greek folk dances", Hellenic Conference on Artificial Intelligence (SETN), 2016.
185. N.Tsapanos, A.Tefas and N.Nikolaidis, "Efficient MapReduce Kernel k-Means for Big Data Clustering", Hellenic Conference on Artificial Intelligence (SETN), 2016.
186. A.Iosifidis, A.Tefas, I.Pitas and M.Gabbouj, "A review of approximate methods for kernel-based Big Media Data Analysis", European Signal Processing Conference (EUSIPCO), 2016.
187. E. Fotiadou, N.Nikolaidis and A.Tefas, "A comparative study of representations for folk dances recognition in video", European Signal Processing Conference (EUSIPCO), 2016.
188. N. Passalis and A.Tefas, "Spatial Bag of Features Learning for Large Scale Face Image Retrieval", INNS conference on Big Data, 2016.
189. D. Triantafyllidou and A.Tefas, "A Fast Deep Convolutional Neural Network for face detection in Big Visual Data", INNS conference on Big Data, 2016.
190. I. Mademlis, A.Tefas, N.Nikolaidis and I.Pitas, "Compact Video Description and Representation for Automated Summarization of Human Activities", INNS conference on Big Data, 2016.
191. N. Passalis and A.Tefas, "Bag of Embedded Words Learning for Text Retrieval", International Conference on Pattern Recognition (ICPR), 2016.
192. D. Triantafyllidou and A.Tefas, "Face detection based on Deep Convolutional Neural Networks exploiting incremental facial part learning", International Conference on Pattern Recognition (ICPR), 2016.
193. M. Tzelepi and A.Tefas, "Exploiting supervised learning for finetuning deep CNNs in Content Based Image Retrieval", International Conference on Pattern Recognition (ICPR), 2016.

2015

194. K. Pliakos and C.Kotropoulos, "Weight estimation in hypergraph learning", Proc. 2015 IEEE Int. Conf. Acoustics, Speech, and Signal Processing, pp. 1161-1165, April 19-24, 2015.
195. A.Iosifidis, A.Tefas and I.Pitas, "Nearest Class Vector Classification for Large-Scale Learning Problems", IEEE International Conference on Big Data Science and Engineering (BigDataSE), 2015.
196. V. Mygdalis, A.Iosifidis, A.Tefas and I.Pitas, "Large-scale classification by an Approximate Least Squares One-Class Support Vector Machine ensemble", IEEE International Conference on Big Data Science and Engineering (BigDataSE), 2015.
197. A.Iosifidis, A.Tefas and I.Pitas, "Class-specific nonlinear subspace learning based on optimized class representation", European Signal Processing Conference (EUSIPCO), 2015.
198. A.Iosifidis, A.Tefas and I.Pitas, "Regularized Extreme Learning Machine for large-scale media content analysis", International Neural Network Society (INNS) Conference on Big Data, 2015.
199. A.Iosifidis, A.Tefas and I.Pitas, "Merging Linear Discriminant Analysis with Bag of Words model for Human Action Recognition", IEEE International Conference on Image Processing (ICIP), 2015.
200. A.Iosifidis, A.Tefas and I.Pitas, "Large-scale nonlinear facial image classification based on Approximate Kernel Extreme Learning Machine", IEEE International Conference on Image Processing (ICIP), 2015.
201. A.Iosifidis, A.Tefas and I.Pitas, "Enhancing ELM-based facial image classification by exploiting multiple facial views", International Conference on Computational Science (ICCS), 2015.
202. K. Papachristou, A.Tefas and I.Pitas, "Facial Image Analysis based on Two-Dimensional Linear Discriminant Analysis Exploiting Symmetry", IEEE International Conference on Image Processing (ICIP), 2015.
203. K. Papachristou, A.Tefas and I.Pitas, "Exploiting Symmetry in Two-Dimensional Clustering-Based Discriminant Analysis for Face Recognition", European Signal Processing Conference (EUSIPCO), 2015.
204. N.Tsapanos, A.Tefas, N.Nikolaidis and I.Pitas, "Kernel Matrix Trimming for Improved Kernel k-Means Clustering", IEEE International Conference on Image Processing (ICIP), 2015.
205. N.Tsapanos, A.Tefas, N.Nikolaidis and I.Pitas, "Distributed, MapReduce-based Nearest Neighbor and e-ball Kernel k-Means", IEEE Symposium Series on Computational Intelligence (SSCI), 2015.
206. N.Tsapanos, A.Tefas, N.Nikolaidis, A.Iosifidis and I.Pitas, "Fast Kernel Matrix Computation for Big Data Clustering", International Conference on Computational Science (ICCS), 2015.
207. P. Chriskos, O.Zoidi, A.Tefas and I.Pitas, "De-Identifying Facial Images Using Projections on Hyperspheres", Automatic Face and Gesture Recognition (FG), 11th IEEE International Conference and Workshops, pp. 1-6, 4-8 May, 2015.
208. R. Li, C.Kotropoulos, C.-T. Li and Y. Guan, "Random Subspace Method For Source Camera Identification", Proc. IEEE Int. Workshop Machine Learning for Signal Processing, September 17-20, 2015.
209. E. Pantraki and C.Kotropoulos, "Automatic image tagging and recommendation via PARAFAC2", Proc. IEEE Int. Workshop Machine Learning for Signal Processing, September 17-20, 2015.
210. P. Medentzidou and C.Kotropoulos, "Video summarization based on shot boundary detection with penalized contrasts", Proc. 9th Int. Symposium Signal and Image Processing and Analysis, pp. 201-205, September 7-9, 2015.
211. P. Barboutis, C.Kotropoulos and K. Pliakos, "Image tag recommendation based on novel tensor structures and their decompositions", Proc. 9th Int. Symposium Signal and Image Processing and Analysis, pp. 9-14, September 7-9, 2015.
212. N.Bassiou, C.Kotropoulos and A. Papazoglou-Chalikias, "Greek folk music classification into two genres using lyrics and audio via canonical correlation", Proc. 9th Int. Symposium Signal and Image Processing and Analysis, pp. 240-245, September 7-9, 2015.
213. M. Panagopoulos and C.Kotropoulos, "Image tagging using tensor decomposition", Proc. 6th Int. Conf. Information, Intelligence, Systems and Applications (IISA2015), July 6-8, 2015.
214. F. Mandanas and C.Kotropoulos, "A maximum correntropy criterion for multidimensional scaling", Proc. 2015 IEEE Int. Conf. Audio, Speech, and Signal Processing, pp. 1906-1910, April 19-24, 2015.
215. F. Mandanas and C.Kotropoulos, "Correntropy based robust multidimensional scaling applied to faces", Proc. 3th Int. Workshop Biometrics and Forensics, March 3-4, 2015.
216. F. Patrona, A.Iosifidis, A.Tefas, N.Nikolaidis and I.Pitas, "Visual voice activity detection based on spatiotemporal information and bag of words", IEEE International Conference on Image Processing (ICIP), pp. 2334-2338, 2015.
217. O.Zoidi, N.Nikolaidis, A.Tefas and I.Pitas, "Multi-modal label propagation based on a higher order similarity matrix", IEEE International Workshop on Machine Learning for Signal Processing (MLSP), p. 1-6, September 17-20, 2015.
218. A.Maronidis, A.Tefas and I.Pitas, "Subclass Marginal Fisher Analysis", IEEE Symposium Series on Computational Intelligence (SSCI), pp. 1391-1398, December 8-10, 2015.
219. A.Maronidis, A.Tefas and I.Pitas, "Graph Embedding Exploiting Subclasses", IEEE Symposium Series on Computational Intelligence (SSCI), pp. 1452-1459, December 8-10, 2015.
220. I.Kapsouras, A.Tefas, N.Nikolaidis and I.Pitas, "Multimodal Speaker Diarization Utilizing Face Clustering Information", Proc. Int. Conf. on Image and Graphics: (ICIG), pp. 547-554, August 13-16, 2015.
221. I. Mademlis, N.Nikolaidis and I.Pitas, "Stereoscopic video description for key-frame extraction in movie summarization", European Signal Processing Conference (EUSIPCO), 31 August - 4 September, 2015.
222. E. Kakaletsis and N.Nikolaidis, "A technique for fake 3D (2D-to-3D converted) video recognition", European Signal Processing Conference (EUSIPCO), pp. 106-109, 31 August-4 September, 2015.
223. J. Blat, A. Evans, J. Agenjo, K. Hansung, E. Imre, A. Hilton, A.Tefas, N.Nikolaidis, I.Pitas and L. Polok, P. Smrz, P. Zemcik, "IMPART: Big media data processing and analysis for film production", IEEE International Conference on Multimedia Expo Workshops (ICMEW), pp. 1-5, June 29 - July 3, 2015.
224. C.Chrysouli and A.Tefas, "Evolution of Graphs for Unsupervised Learning", Studies in Computational Intelligence, pp 21-31, November 2015, Revised selected paper from IJCCI2014, 2015.
225. A.Iosifidis, A.Tefas and I.Pitas, "Single-Hidden Layer Feedforward Neual Network Training Using Class Geometric Information", Studies in Computational Intelligence, pp 351-364, November 2015, Revised selected paper from IJCCI2014, 2015.
226. V. Mygdalis, A.Iosifidis, A.Tefas and I.Pitas, "Exploiting Subclass Information in One-class Support Vector Machine for Video Summarization", IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), 19-24 April, 2015.
227. A.Iosifidis, A.Tefas and I.Pitas, "Enhancing Class Discrimination in Kernel Discriminant Analysis", IEEE International Conference on Acoustics,Speech and Signal Processing (ICASSP), 19-24 April, 2015.

2014

228. V.Gavriilidis and A.Tefas, "Random Walk Kernel Applications to Classification Using Support Vector Machines", International Conference on Pattern Recognition (ICPR), 2014.
229. N.Arvanitopoulos, D.Bouzas and A.Tefas, "Laplacian Support Vector Analysis for Subspace Discriminative Learning", International Conference on Pattern Recognition (ICPR), 2014.
230. V.Gavriilidis and A.Tefas, "Activity Recognition for Traditional Dances Using Dimensionality Reduction", Conference on Artificial Intelligence (SETN): Methods and Applications, 2014.
231. N. Mpountouropoulos, A.Tefas, N.Nikolaidis and I.Pitas, "Visual Information Analysis for Big-Data Using Multi-core Technologies", First Euro-China Conference on Intelligent Data Analysis and Applications, pp. 309-316, 2014.
232. C.Chrysouli and A.Tefas, "Spectral Clustering Using Evolving Similarity Graphs", International Joint Conference on Computational Intelligence (IJCCI): International Conference on Evolutionary Computation Theory and Applications (ECTA), pp. 21-31, October 22-24, 2014.
233. N.Tsapanos, A.Tefas, N.Nikolaidis and I.Pitas, "Large graph clustering using DCT-based graph clustering", IEEE Symposium on Computational Intelligence in Big Data (CIBD), pp. 1-4, December 9-12, 2014.
234. E. Fotiadou and N.Nikolaidis, "A correspondence based method for activity recognition in human skeleton motion sequences", IEEE International Conference on Image Processing (ICIP), pp. 1500-1504, October 27-30, 2014.
235. K. Kelgeorgiadis and N.Nikolaidis, "Human action recognition in 3D motion sequences", European Signal Processing Conference (EUSIPCO), pp. 2205-2209, 1-5 September, 2014.
236. I.Kapsouras and N.Nikolaidis, "Action Recognition in Motion Capture Data Using a Bag of Postures Approach", International Conference on Pattern Recognition (ICPR), pp. 2649-2654, 24-28 August, 2014.
237. C.Chrysouli, V.Gavriilidis and A.Tefas, "Graph-based Kernel Representation of Videos for Traditional Dance Recognition", International Joint Conference on Computational Intelligence (IJCCI): International Conference on Neural Computation Theory and Applications (NCTA), October 22-24, 2014.
238. A.Iosifidis, A.Tefas and I.Pitas, "Human Action Recognition based on Bag of Features and Multi-view Neural Networks", IEEE International Conference on Image Processing (ICIP), 2014.
239. A.Iosifidis, A.Tefas and I.Pitas, "Semi-supervised classification of human actions based on Neural Networks", IEEE International Conference on Pattern Recognition (ICPR), 2014.
240. A.Iosifidis, A.Tefas and I.Pitas, "Minimum Variance Extreme Learning Machine for Human Action Recognition", IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), 2014 (Code).
241. A.Iosifidis, A.Tefas and I.Pitas, "Human Action Recognition in Stereoscopic Videos based on Bag of Features and Disparity Pyramids", European Signal Processing Conference (EUSIPCO), 2014.
242. A.Iosifidis, A.Tefas and I.Pitas, "Exploiting Local Class Information in Extreme Learning Machine", International Joint Conference on Computational Intelligence (IJCCI): International Conference on Neural Computation Theory and Applications (NCTA), 2014 (Code).
243. V. Mygdalis, A.Iosifidis, A.Tefas and I.Pitas, "Video summarization based on subclass Support Vector Data Description", IEEE Symposium Series on Computational Intelligence (SSCI): Computational Intelligence for Engineering Solutions, 2014.
244. A.Iosifidis, A.Tefas and I.Pitas, "Computational Intelligence Approaches for Digital Media Analysis and Description", Euro-China Conference on Intelligent Data Analysis and Applications (ECC), 2014.
245. M. Ivasic-Kos, A.Iosifidis, A.Tefas and I.Pitas, "Person De-identification in Activity Videos", IEEE International Convention on Information and Communication Technology, Electronics and Microelectronics (MIPRO), 2014.
246. A.Iosifidis, A.Tefas and I.Pitas, "Multi-view Regularized Extreme Learning Machine for Human Action Recognition", Conference on Artificial Intelligence (SETN): Methods and Applications, 2014.
247. O.Zoidi, N.Nikolaidis and I.Pitas, "Label Propagation on data with multiple representations through multi-graph locality preserving projections", IEEE International Conference on Image Processing (ICIP), 2014.
248. O.Zoidi, A.Tefas, N.Nikolaidis and I.Pitas, "Iterative Label Propagation on facial images", European Signal Processing Conference (EUSIPCO), 2014.
249. O.Zoidi, N.Nikolaidis and I.Pitas, "Semi-supervised dimensionality reduction on data with multiple representations for label propagation on facial images", 39th International Conference on Acoustics, Speech, and Signal Processing (ICASSP 2014), 2014.
250. K. Papachristou, A.Tefas and I.Pitas, "Subspace Learning with Enriched Databases Using Symmetry", the First Euro-China Conference on Intelligent Data Analysis and Applications (ECC), 2014.
251. K. Papachristou, A.Tefas, N.Nikolaidis and I.Pitas, "Stereoscopic Video Shot Clustering into Semantic Concepts based on Visual and Disparity Information", IEEE International Conference on Image Processing (ICIP), 2014.
252. K. Papachristou, A.Tefas, N.Nikolaidis and I.Pitas, "Stereoscopic Video Shot Classification based on Weighted Linear Discriminant Analysis", the IEEE International Workshop on Machine Learning for Signal Processing (MLSP 2014), 2014.
253. I.Pitas, K. Papachristou and N.Nikolaidis, "M. Liuni, L. Benaroya, G. Peeters, A. Roebel, A. Linnemann, M. Liu and S. Gerke, "2D/3D AudioVisual Content Analysis & Description", the IEEE 16th International Workshop on Multimedia Signal Processing (MMSP 2014), 2014.
254. I. Mademlis, A.Iosifidis, A.Tefas, N.Nikolaidis and I.Pitas, "Stereoscopic Video Description for Human Action Recognition", IEEE Symposium Series on Computational Intelligence (SSCI): Computational Intelligence for Multimedia, Signal and Vision Processing, 2014.
255. K. Papachristou, N.Nikolaidis and I.Pitas, "M. Liuni, L. Benaroya, G. Peeters, A. Roebel, A. Linnemann, M. Liu and S. Gerke,"The Use of the MPEG-7 AVDP Profile in 3D AudioVisual Content Description", the EBU MDN Workshop 2014, 2014.
256. N. Kourous, A.Iosifidis, A.Tefas, N.Nikolaidis and I.Pitas, "Video Characterization based on Activity Clustering", International Conference on Electrical and Computer Engineering (ICECE), 2014.
257. K. Papachristou, N.Nikolaidis and I.Pitas, "A. Linnemann, M. Liu and S. Gerke,"Human-centered 2D/3D Video Content Analysis and Description", International Conference on Electrical and Computer Engineering (ICECE), 2014.
258. V. Mygdalis, A.Iosifidis, A.Tefas and I.Pitas, "Supervised video summarization by content-based video segment selection” (short)", European Conference on Visual Media Production (CVMP), 2014.
259. N.Bassiou, C.Kotropoulos and I.Pitas, "Greek folk music denoising under a symmetric a-stable noise assumption", Proc. 10th Int. Conf. Heterogeneous Networking for Quality, Reliability, Security, and Robustness (QSHINE 2014), 2014 (invited).
260. N.Bassiou and C.Kotropoulos, "Musical audio denoising assuming symmetric a-stablenoise", Proc. 40th Int. Computer Music Conf. (ICMC) joint with the 11th Sound & MusicComputing Conf. (SMC), pp. 1404-1401, September 14-20, 2014.
261. K. Pliakos and C.Kotropoulos, "Social image search exploiting joint visual-textual information within a fuzzy hypergraph framework", in Proc. IEEE 16th Int. Workshop Multimedia Signal Processing, 2014.
262. E. Giouvanakis and C.Kotropoulos, "Boosting the Weights of Positive Words in Image Retrieval", Proc. 22rd European Signal Processing Conf. (EUSIPCO), 2014.
263. K. Pliakos and C.Kotropoulos, "PLSA driven image annotation, classification, and tourism recommendation", Proc. 2014 IEEE Int. Conf. Image Processing (ICIP), pp. 3003-3007, October 27-30, 2014.
264. C.Kotropoulos and S. Samaras, "Mobile phone brand and model identification using recorded speech signals recommendation", 19th International Conference on Digital Signal Processing, pp. 586-591, August 20-23, 2014.
265. E. Giouvanakis and C.Kotropoulos, "Saliency map driven image retrieval combining the bag of words model and PLSA", Proc. 2014 IEEE Int. Conf. Image Processing, pp. 280-285, August 20-23, 2014.
266. K. Pliakos and C.Kotropoulos, "Simultaneous image clustering, classification and annotation for tourism recommendation", Proc. 8th Hellenic Conf. Artificial Intelligence, pp. 630-640, May 15-17, 2014.
267. K. Pliakos and C.Kotropoulos, "Personalized and geo-referenced image recommendationusing unified hypergraph learning and group sparsity optimization", Proc. 2014 Int. Symposium Communications, Control, and Signal Processing, pp. 323-326, May 21-23, 2014.
268. K. Pliakos and C.Kotropoulos, "Personalized music tagging using ranking on hypergraphs", Proc. 2014 Int. Symposium Communications, Control, and Signal Processing, pp. 323-326, May 21-23, 2014.
269. C.Kotropoulos and K. Pitas, "Subspace clustering applied to face images", Proc. 2nd Int. Workshop Biometrics and Forensics, 2014.
270. K. Pliakos and C.Kotropoulos, "Simultaneous image tagging and geo-location prediction within hypergraph ranking framework", 2014 IEEE Int. Conf. Audio, Speech, and Signal Processing, pp. 6944-6948, May 4-8, 2014.
271. G.Orphanidis, A.Tefas, N.Nikolaidis and I.Pitas, "Facial Image Clustering in Stereo Videos Using Local Binary Patterns and Double Spectral Analysis", IEEE Symposium Series on Computational Intelligence (SSCI), 2014.
272. G.Orphanidis, N.Nikolaidis, A.Tefas and I.Pitas, "Stereo facial image clustering using double spectral analysis", International Conference on Electrical and Computer Engineering (ICECE), 2014.
273. I. Tsingalis, A.Tefas, N.Nikolaidis and I.Pitas, "Shot type characterization in 2D and 3D video content", IEEE International Workshop on Multimedia Signal Processing (MMSP), 2014.
274. P. Chriskos, O.Zoidi, A.Tefas and I.Pitas, "De-identifying facial images using singular value decomposition", IEEE International Convention on Information and Communication Technology, Electronics and Microelectronics (MIPRO), 2014.
275. I. Tsingalis, I. Pipilis and I.Pitas, "A statistical and clustering study on YouTube 2D and 3D video recommendation graph", 6th International Symposium on Communications, Control, and Signal Processing (ISCCSP 2014), 2014.
276. M.Liu, I. Mademlis, P. Ndjiki-Nya, J.C Le Quintrec, N.Nikolaidis and I.Pitas, "Efficient Automatic Detection of 3D Video Artifacts", IEEE International Workshop on Multimedia Signal Processing (MMSP), 2014.

2013

277. T.Theodoridis, K. Papachristou, N.Nikolaidis and I.Pitas, "Object motion description in stereoscopic videos", International Conference on 3D Imaging (IC3D), pp. 1-7, 3-5 December, 2013.
278. C.Kotropoulos, "Telephone Handset Identification Using Sparse Representations of Spectral Feature Sketches", Proc. Int. Workshop Biometrics and Forensics, 4-5 April, 2013.
279. G.Orphanidis, N.Nikolaidis and I.Pitas, "Facial image clustering in single channel and stereo video content.", Proc. Int. Workshop Biometrics and Forensics, 4, April 4-5, 2013.
280. G.Orphanidis, N.Nikolaidis and I.Pitas, "Facial Image Clustering in 3D Video Using Constrained Ncut", 21st European Signal Processing Conference (EUSIPCO-2013), 5, September 9-13, 2013.
281. O.Zoidi, N.Nikolaidis and I.Pitas, "Exploiting Clustering and Stereo Information in Label Propagation of Facial Images", IEEE Symposium Series on Computational Intelligence (SSCI 2013), April 16-19, 2013.
282. O.Zoidi, N.Nikolaidis and I.Pitas, "Appearance Based Object Tracking in Stereo Sequences", 38th International Conference on Acoustics, Speech, and Signal Processing (ICASSP 2013), May 26-31, 2013.
283. O.Zoidi, A.Tefas and I.Pitas, "Exploiting the SVM constraints in NMF with Apllication in Eating and Drinking Activity recognition", IEEE International Conference on Image Processing (ICIP 2013), September 15-18, 2013.
284. O.Zoidi, A.Tefas and I.Pitas, "Exploiting Discriminant and SVM Constraints in NMF", 21st European Signal Processing Conference (EUSIPCO 2013), September 9-13, 2013.
285. A.Iosifidis, A.Tefas and I.Pitas, "Active Classification for Human Action Recognition", IEEE International Conference on Image Processing (ICIP), 2013.
286. A.Iosifidis, A.Tefas and I.Pitas, "Dynamic Action Classification based on Iterative Data Selection and Feedforward Neural Networks", European Signal Processing Conference (EUSIPCO), 2013.
287. A.Iosifidis, A.Tefas and I.Pitas, "Person Identification from Actions based on Artificial Neural Networks", IEEE Symposium Series on Computational Intelligence (SSCI): Computational Intelligence in Biometrics and Identity Management, 2013.
288. A.Iosifidis, A.Tefas and I.Pitas, "View-independent Human Action Recognition based on Multi-view Action Images and Discriminant Learning", IEEE Image, Video and Multidimensional Signal Processing (IVMSP): 3D Image/Video Technologies and Applications, 2013.
289. A.Iosifidis, A.Tefas and I.Pitas, "Person Identification from Actions based on Dynemes and Discriminant Learning", IEEE International Workshop on Biometrics and Forensics (IWBF), 2013.
290. A.Iosifidis, A.Tefas and I.Pitas, "Representative Class Vector Clustering based Discriminant Analysis", IEEE International Conference on Intelligent Information Hiding and Multimedia Signal Processing (IIHMSP), 2013.
291. A.Iosifidis, A.Tefas and I.Pitas, "Multi-view human action recognition: a review", IEEE International Conference on Intelligent Information Hiding and Multimedia Signal Processing (IIHMSP), 2013.
292. A.Tefas, A.Iosifidis and I.Pitas, "Neural Networks for Digital Media Analysis and Description", Engineering Applications of Neural Networks (EANN), 2013.
293. I.Kapsouras, S.Karanikolos, N.Nikolaidis and A.Tefas, "Folk dance recognition using a bag of words approach and ISA/STIP features", BCI '13 Proceedings of the 6th Balkan Conference in Informatics, pp 71-74, 2013.
294. I.Kapsouras, S.Karanikolos, N.Nikolaidis and A.Tefas, "Feature Comparison and Feature Fusion for Traditional Dances Recognition", Engineering Applications of Neural Networks, Communications in Computer and Information Science, vol 383, pp172-181, 2013.
295. N.Bassiou, C.Kotropoulos and E.Koliopoulou, "Symmetric a-stable sparse linear regression for musical audio denoising", Proc. 8th Int. Symposium Image and Signal Processing, and Analysis (ISPA 2013), pp. 375-380, September 4-6, 2013.
296. E. Giouvanakis, C.Kotropoulos, A. Theodoridis and I.Pitas, "A game with a purpose for annotating Greek folk music in a web content management system", Proc. 18th Int. Conf. Digital Signal Processing, July 1-3, 2013.
297. A. Theodoridis, C.Kotropoulos and Y.Panagakis, "Music recommendation using hypergraphs and group sparsity", Proc. 2013 IEEE Int. Conf. Acoustics, Speech, and Signal Processing, pp. 56-60, May 26-31, 2013.
298. S.Delis, N.Nikolaidis and I.Pitas, "Automatic 3D Defects Identification in Stereoscopic Videos", 20th IEEE International Conference on Image Processing (ICIP), September 15-18, 2013.
299. N.Nikolaidis, I.Pitas, K. Gorgulu, M.Liu, A. Robel and E. E. Tsiropoulou, "3DTV Audiovisual Content Analysis and Description", 11th IEEE IVMSP Workshop : 3D Image/Video Technologies and Applications, June 10-12, 2013.
300. G.Chantas, N.Nikolaidis and I.Pitas, "A Bayesian Methodology for Visual Object Tracking on Stereo Sequences", 11th IEEE IVMSP Workshop : 3D Image/Video Technologies and Applications, June 10-12, 2013.
301. S.Delis, N.Nikolaidis and I.Pitas, "Automatic Detection of Depth Jump Cuts and Bent Window Effects in Stereoscopic Videos", 11th IEEE IVMSP Workshop : 3D Image/Video Technologies and Applications, June 10-12, 2013.
302. G.Chantas, N.Nikolaidis and I.Pitas, "Variational Bayesian Inference for Stereo Object Tracking", 38th International Conference on Acoustics, Speech, and Signal Processing (ICASSP 2013), May 26-31, 2013.
303. N. Papanikoloudis, S.Delis, N.Nikolaidis and I.Pitas, "Semantic Description in Stereo Video Content for Surveillance Applications", International Workshop on Biometrics and Forensics (IWBF 2013), April 4-5, 2013.
304. M. Oikonomou and A.Tefas, "Direct Multi-label Linear Discriminant Analysis", Engineering Applications of Neural Networks (EANN), September 13-16, 2013.
305. S.Nikitidis, A.Tefas and I.Pitas, "Maximum Margin Discriminant Projections for Facial Expression Recognition", 21st European Signal Processing Conference (EUSIPCO 2013), September 9-13, 2013.

2012

306. O.Zoidi, A.Tefas and I.Pitas, "Visual Object Tracking Based on the Object's Salient Features with Application in Automatic Nutrition Assistance", IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), 25-30 March, 2012.
307. I. Tsingalis, N.Vretos, N.Nikolaidis and I.Pitas, "Anthropocentric Descriptors and Description Schemes for Multi-View Video Content", 16th IEEE Mediterranean Electrotechnical Conference, 25-28 March, 2012.
308. Y.Panagakis and C.Kotropoulos, "Automatic music tagging by low-rank representation", Proc. IEEE 2012 Int. Conf. Audio, Speech, and Signal Processing, March, 2012.
309. A.Iosifidis, E.Marami, A.Tefas and I.Pitas, "Eating and drinking activity recognition based on discriminant analysis of fuzzy distances and activity volumes", IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP2012), March, 2012.
310. N.Tsapanos, I.Pitas and N.Nikolaidis, "Graph Representations using Adjacency Matrix Transforms for Clustering", 16th IEEE Mediterranean Electrotechnical Conference, 25-28 March, 2012.
311. D.Galanopoulos, Ch.Athanasiadis and A.Tefas, "Evolutionary Optimization of a Neural Network Controller for Car Racing Simulation", 7th Hellenic Conference on Artificial Intelligence, 28-31 May, 2012.
312. V.Gavriilidis and A.Tefas, "Exploiting Quadratic Mutual Information for Discriminant analysis", 7th Hellenic Conference on Artificial Intelligence, 28-31 May, 2012.
313. A.Iosifidis, A.Tefas and I.Pitas, "Neural representation and learning for multi-view human action recognition", 2012 IEEE International Joint Conference on Neural Networks (IJCNN), ΙΕΕΕ World Congress on Computational Intelligence, June 15-20, 2012.
314. A.Iosifidis, A.Tefas and I.Pitas, "Multi-view Human Action Recognition Under Occlusion Based on Fuzzy Distances and Neural Networks", Proc. 2012 European Signal Processing Conference, August 27-31, 2012.
315. A.Iosifidis, A.Tefas and I.Pitas, "Discriminant Action Representation for View-Invariant Person Identification", Proc. IEEE 2012 International Conference on Image Processing, September 30 - October 3, 2012.
316. G.Chantas, N.Nikolaidis and I.Pitas, "Variational Bayesian Inference for Forward Backward Visual Tracking in Stereo Sequences", Proc. IEEE 2012 International Conference on Image Processing, September 30 - October 3, 2012.
317. S. Karavarsamis, I.Pitas and N. Ntarmos, "Recognizing pornographic images", Proc. 14th ACM Workshop on Multimedia and Security, September 6-7, 2012.
318. Y.Panagakis and C.Kotropoulos, "Music Structure Analysis by Subspace Modeling", Proc. 2012 European Signal Processing Conference, pp. 1459-1463, August 27-31, 2012.
319. Y.Panagakis and C.Kotropoulos, "Automatic Telephone Handset Identification by Sparse Representation of Random Spectral Features", Proc. 14th ACM Workshop on Multimedia and Security, pp. 91-95, September 6-7, 2012.
320. Y.Panagakis and C.Kotropoulos, "Music Structure Analysis by Ridge Regression of Beat-Synchronous Audio Features", Proc. Music Information Retrieval Conference, pp. 271-276, October 8-12, 2012.
321. Y.Panagakis and C.Kotropoulos, "Telephone handset identification by feature selection and sparse representations", Proc. 2012 IEEE Int. Workshop Information Forensics and SecuritySecurity, pp. 73-78, December, 2012.
322. N.Vretos, N.Nikolaidis and I.Pitas, "Using the MPEG-7 Audio-Visual Description Profile for 3D Video Content Description", NEM Summit, 16-18 October, 2012.
323. N.Vretos, N.Nikolaidis and I.Pitas, "The Use of Audio-Visual Description Profile in 3D Video Content Description", 3DTV-Conference, October 15-17, 2012.
324. I. Tsingalis, N.Vretos, N.Nikolaidis and I.Pitas, "SVM-based Shot Type Classification of Movie Content", Proc. of 9th Mediterranean Electro technical Conference, pp. 104-107, 16-18 October, 2012.
325. O.Zoidi, N.Nikolaidis and I.Pitas, "Exploiting disparity information in visual object tracking", 3DTV-CON, October 15-17, 2012.
326. O.Zoidi, A.Tefas and I.Pitas, "Visual Object Tracking via Gabor-based Salient Features Extraction", 20th European Signal Processing Conference (EUSIPCO), August 27-31, 2012.
327. C.Athanasiadis, D.Galanopoulos and A.Tefas, "Progressive Neural Network Training For The Open Racing Car Simulator", IEEE Conference on Computational Intelligence and Games, September 11-14, 2012.
328. G.Orphanidis and A.Tefas, "Exploiting Subclass Information in Support Vector Machines", 21st International Conference on Pattern Recognition, November 11-15, 2012.
329. N.Pitelis and A.Tefas, "Discriminant Subspace Learning Based on Support Vectors Machines", 8th International Conference on Machine Learning and Data Mining, July 13-20, 2012.
330. N.Vretos, A.Tefas and I.Pitas, "Facial Expression Recognition with Robust Covariance Estimation and SupporVector Machines", IEEE International Workshop on Machine Learning for Signal Processing, September 24-27, 2012.
331. G.Arvanitidis and A.Tefas, "Exploiting graph embedding in support vector machines", IEEE International Workshop on Machine Learning for Signal Processing, September September 24-27, 2012.

2011

332. Y.Panagakis and C.Kotropoulos, "Automatic music tagging via PARAFAC2", Proc. 2011 IEEE Int. Conf. Audio, Speech and Signal Processing, pp. 481-484, May, 2011.
333. M.Holte, T.Moeslund, N.Nikolaidis and I.Pitas, "3D Human Action Recognition for Multi-View Camera Systems", Joint Conference on 3D Imaging, Modeling, Processing, Visualization, Transmission (3DIMPVT 2011), May, 2011.
334. Y.Panagakis and C.Kotropoulos, "Automatic music mood classification via low-rank representation", Proc. 19th European Signal Processing Conf., pp. 689-693, August, 2011.
335. N.Tsapanos, N.Nikolaidis and I.Pitas, "Towards Automated Post-Production and Semantic Annotation of Films", International Conference on Image Information Processing, November, 2011.
336. O.Zoidi, A.Tefas and I.Pitas, "Object Tracking Based on Local Steering Kernels for Drinking Activity Recognition", Information Technology Interfaces (ITI), June, 2011.
337. N.Vretos, N.Nikolaidis and I.Pitas, "3D Facial Expression Recognition Using Zernike Moments On Depth Images", IEEE International Conference in Image Processing (ICIP2011), September, 2011.
338. C.Chrysouli, N.Vretos and I.Pitas, "Face Clustering in videos based on Spectral Clustering Techniques", Asian Conference on Pattern Recognition (ACPR2011), November, 2011.
339. E.Marami, A.Tefas and I.Pitas, "Nutrition Assistance based on Skin Color Segmentation and Support Vector Machines", International Conference on Man-Machine Interactions (ICMMI2011), October, 2011.
340. A.Iosifidis, A.Tefas, N.Nikolaidis and I.Pitas, "Learning Human Identity Using View-Invariant Multi-view Movement Representation", Biometrics and ID Management workshop, Springer LNCS, March, 2011.
341. D.Bouzas, N.Arvanitopoulos and A.Tefas, "Optimizing Linear Discriminant Error Correcting Output Codes Using Particle Swarm Optimization", 21st Int. Conf. on Artificial Neural Networks, June, 2011.
342. A.Tefas and I.Pitas, "Human Centered Interfaces for Assisted Living", International Conference on Man-Machine Interactions (ICMMI 2011), October, 2011.
343. M.Kyperountas, A.Tefas and I.Pitas, "Entropy-Based Iterative Face Classification", Biometrics and ID Management workshop, Springer LNCS, March, 2011.
344. E.Kiossis, C.N.Brozos, N.Nikolaidis, E.Souglis and H.Bollwein, "Changes in echostructure values of the nedometrium during pregnancy in Holstein Friesian cows", 36th Mutual conference on Veterinary and Human Reproductive Medicine, February, 2011.
345. I.Marras, N.Nikolaidis and I.Pitas, "Frontal Facial Pose Recognition using a Discriminant Splitting Feature Extraction Procedure", 33rd International Conference on Information Technology Interfaces 2011 (ITI 2011), 2011.
346. G.Moschos, N.Nikolaidis, I.Pitas and K.L.Lyroudia, "A Virtual Anatomical 3D Head, Oral Cavity and Teeth Model for Dental and Medical Applications", International Conference on Man-Machine Interactions 2011, 2011.
347. C.Cotsaces, N.Nikolaidis and I.Pitas, "Recognizing real world objects using multiple views", European Signal Processing Conference (EUSIPCO), 2011.
348. I.Marras, N.Nikolaidis and I.Pitas, "Discriminant Splitting Feature Extraction with Application to View-Independent Object Recognition", European Signal Processing Conference (EUSIPCO), 2011.
349. Y.Panagakis, C.Kotropoulos and G.R.Arce, "l1-Graph Based Music Structure Analysis", Proc. 2011 Int. Symposium Music Information Retrieval, pp. 495-500, October, 2011.
350. C.Sagonas, I.Pitas, A.Kyrgidis and K.L.Lyroudia, "PROSOPON: a virtual anatomical 3D head model", International Conference on Image Information Processing, November, 2011.
351. S.Nikitidis, A.Tefas and I.Pitas, "Recent Advances in Discriminant Non-negative Matrix Factorization", Proc. First Asian Conference on Pattern Recognition (ACPR2011), November 28-30, 2011.
352. S.Nikitidis, A.Tefas, N.Nikolaidis and I.Pitas, "Facial Expression Recognition Using Clustering Discriminant Non-negative Matrix Factorization", IEEE International Conference in Image Processing (ICIP 2011), September 11-14, 2011.
353. S.Nikitidis, A.Tefas and I.Pitas, "Using Subclasses in Discriminant Non-negative Subspace Learning for Facial Expression Recognition", Proc. 19th European Signal Processing Conference (EUSIPCO 2011),, August 29 – September 2, 2011.
354. A.Iosifidis, A.Tefas and I.Pitas, "Person specific activity recognition using fuzzy learning and discriminant analysis", European Signal Processing Conference (EUSIPCO2011), August, 2011.

2010

355. I.Pitas and N.Nikolaidis, "Anthropocentric Video Analysis For Film And Games Postproduction", CompSysTech 2010, 17-18 May, 2010.
356. E.Zarogianni, I.Marras and N.Nikolaidis, "Using Haptic-based Trajectory Following in 3D Space to Distinguish Between Men and Women", EuroHaptics 2010, 225-230, July, 2010.
357. Y.Panagakis and C.Kotropoulos, "Music genre classification via topology preserving non-negative tensor factorization and sparse representations", Proc. 2010 IEEE Int. Conf. Acoustics, Speech, and Signal Processing, pp. 249-252, 2010.
358. M.Kotti, F.Patterno and C.Kotropoulos, "Speaker-independent negative emotion recognition", Proc. 2nd Int. Workshop Cognitive Information Processing, pp. 417-422, June, 2010.
359. C.Kotropoulos, G.R.Arce and Y.Panagakis, "Ensemble discriminant sparse projections applied to music genre classification", Proc. 2010 Int. Conf. Pattern Recognition, pp. 823-825, August, 2010.
360. N.Bassiou and C.Kotropoulos, "Word clustering using PLSA enhanced with long distance bigrams", Proc. 2010 Int. Conf. Pattern Recognition, pp. 4226-4229, August, 2010.
361. Y.Panagakis, C.Kotropoulos and G.R.Arce, "Sparse Multi-label Linear Embedding Within Nonnegative Tensor Factorization Applied to Music Tagging", Proc. 2010 Int. Symposium Music Information Retrieval, pp. 393-398, August, 2010.
362. Y.Panagakis, C.Kotropoulos and G.R.Arce, "Sparse multi-label linear embedding nonnegative tensor factorization for automatic music tagging", Proc. 2010 European Signal Processing Conf., pp. 492-496, August, 2010.
363. S.Nikitidis, N.Nikolaidis and I.Pitas, "Incremental Training of Multiclass Support Vector Machines", International Conference on Pattern Recognition (ICPR 2010), August 23-26, 2010.
364. C.Cotsaces, I.Marras, N.Tsapanos, N.Nikolaidis and I.Pitas, "Human-centered Video Analysis for Multimedia Postproduction", International Symposium on Electronics and Telecommunications (ISETC) 2010, November, 2010.
365. D.Zotos, N.Nikolaidis and I.Pitas, "Video Replica Detection Utilizing R-Trees And Frame-Based Voting", IEEE International Conference on Multimedia and Expo (ICME 2010), July, 2010.
366. A.Iosifidis, N.Nikolaidis and I.Pitas, "Movement recognition exploiting multi-view information", IEEE International Workshop on Multimedia Signal Processing, October, 2010.
367. N.Tsapanos, N.Nikolaidis and I.Pitas, "Studying the Effectiveness of Using Linear Subspace Techniques to Improve SVM Classifiers in Facial Image Classifcation", International Symposium on Electronics and Telecommunications (ISETC), November, 2010.
368. G.Sfyris, N.Nikolaidis and I.Pitas, "Multi-view Object and Human Body Part Detection Utilizing 3D Scene Information", IEEE ICIP 2010, July, 2010.
369. E.Marami and A.Tefas, "Face Detection using Particle Swarm Optimization and Support Vector Machines", 6th Hellenic Conference on Artificial Intelligence, May 4 - 7, 2010.
370. N.Arvanitopoulos, D.Bouzas and A.Tefas, "Mutual Information Measures for Subclass Error-Correcting Output Codes Classification", 6th Hellenic Conference on Artificial Intelligence, May 4 - 7, 2010.
371. D.Bouzas, N.Arvanitopoulos and A.Tefas, "Optimizing subclass discriminant Error Correcting Output Codes using particle swarm optimization", IEEE International Joint Conference on Neural Networks (IJCNN), July 18-23, 2010.
372. E.Marami and A.Tefas, "Using Particle Swarm Optimization for Scaling and Rotation invariant Face Detection", 2010 IEEE congress on Evolutionary Computation, July 18 - 23, 2010.
373. N.Arvanitopoulos, D.Bouzas and A.Tefas, "Subclass Error Correcting Output Codes using Fisher's Linear Discriminant Ratio", 20th International Conference on Pattern Recognition, September 15 - 18, 2010.
374. D.Bolis, A.Maronidis, A.Tefas and I.Pitas, "Improving the Robustness of Subspace Learning Techniques for Facial Expression Recognition", 20th International Conference on Artificial Neural Networks, September 15-18, 2010.
375. A.Maronidis, A.Tefas and I.Pitas, "Frontal view recognition using Spectral Clustering and Subspace Learning methods", 20th International Conference on Artificial Neural Networks, September 15-18, 2010.
376. S.Petrakis and A.Tefas, "Neural Networks Training for Weapon Selection in First-Person Shooter Games", 20th International Conference on Artificial Neural Networks, September 15-18, 2010.
377. N.Tsapanos, A.Tefas and I.Pitas, "Dynamic Shape Learning and Forgetting", 20th International Conference on Artificial Neural Networks, pp. 333-338, September, 2010.
378. M. Kasampali, K. Papachristou, K.L.Lyroudia, N.Nikolaidis and I.Pitas, "Modification of root canal geometry after rotary instrumentation with twisted files, assessed by microcomputed tomography", 8th World Endodontic Congress, October, 2010.

2009

379. N.Vretos, N.Nikolaidis and I.Pitas, "A Model Based Facial Expression Recognition Algorithm using the Eigendecomposition of the Gram Matrix", Proc. of Int. Conf. on Image Processing (ICIP 2009), 7-11 November, 2009.
380. N.Gkalelis, N.Nikolaidis and I.Pitas, "View independent human movement recognition from multi-view video exploiting a circular invariant posture representation", Proc. IEEE International Conference on Multimedia and Expo (ICME 2009), June - July, 2009.
381. N.Gkalelis, A.Tefas and I.Pitas, "Fusion of movement specific human identification experts", Proc Joint COST 2101 & COST 2102 International Conference on Biometric ID Management and Multimodal Communication, September, 2009.
382. N.Gkalelis, A.Tefas and I.Pitas, "Human identification from human movements", IEEE International Conference on Image Processing (ICIP 2009), November, 2009.
383. N.Gkalelis, H.Kim, A.Hilton, N.Nikolaidis and I.Pitas, "The i3DPost multi-view and 3D human action/interaction database", 6th Conference on Visual Media Production (CVMP 2009), Nov, 2009.
384. M.Kyperountas and I.Pitas, "Facial Expression Recognition Using Two-Class Discriminant Features", Biometric ID Management and Multimodal Communication, 89-96, September, 2009.
385. M.Kyperountas, A.Tefas and I.Pitas, "Pairwise Facial Expression Classification", MMSP 2009, 1-4, OCTOBER, 2009.
386. Y.Panagakis, C.Kotropoulos and G.R.Arce, "Music genre classification via sparse representations of auditory temporal modulations", Proc. 17th European Signal Processing Conf., pp. 1-5, August, 2009.
387. Y.Panagakis, C.Kotropoulos and G.R.Arce, "Music genre classification using locality preserving non-negative tensor factorization and sparse representations", Proc. 2009 Int. Symposium Music Information Retrieval, pp. 249-254, October, 2009.
388. N.Nikolaidis and I.Pitas, "Still Image and Video Fingerprinting", 7th International Conference on Advances in Pattern Recognition (ICAPR 2009), invited paper – keynote speech of I. Pitas, February, 2009.
389. G.Goudelis, A.Tefas and I.Pitas, "Using Mutual Information to Indicate Facial Poses in Video Sequences", ACM International Conference on Image and Video Retrieval, July 8 - 10, 2009.
390. I.Kotsia, N.Nikolaidis and I.Pitas, "Frontal Facial View Recognition in Video Sequences using DNMF and SVMs", Proc. of 2009 IEEE International Conference on Multimedia and Expo, 28 June-3 July, 2009.
391. N.Vretos, N.Nikolaidis and I.Pitas, "A Perceptual Hashing Algorithm Using Latent Dirichlet Allocation", Proc. of Int. Conf. on Multimedia and Expo (ICME 2009), June 28 - July 3, 2009.

2008

392. I.Kotsia, S.Zafeiriou, N.Nikolaidis and I.Pitas, "Texture and Shape Information Fusion for Facial Action Unit Recognition", Proc. of The First International Conference on Advances in Computer-Human Interaction (ACHI 08), 10-15 February, 2008.
393. S.Nikitidis, S.Zafeiriou and I.Pitas, "Camera Motion Estimation Using Particle Filters", Proc. of 3rd International Conference on Computer Vision Theory and Applications (VISAPP 2008), January, 2008.
394. M.Kyperountas, A.Tefas and I.Pitas, "Face recognition via adaptive discriminant clustering", Image Processing, 2008. ICIP 2008. 15th IEEE International Conference on, 2744-2747, October, 2008.
395. S.Zafeiriou, A.Tefas and I.Pitas, "Gender Determination Using a Support Vector Machine Variant", Proc. 16th European Signal Processing Conference (EUSIPCO 2008), August, 2008.
396. G.Goudelis, S.Zafeiriou, A.Tefas and I.Pitas, "Motivating class-specific nonlinear projections for face verification", 2008 IEEE International Conference on Image Processing, October 12 - 15, 2008.
397. N.Barbalios, N.Nikolaidis and I.Pitas, "3D Human Face Modelling >From Uncalibrated Images Using Spline Based Deformation", 3rd International Conference on Computer Vision Theory and Applications (VISAPP 2008), January, 2008.
398. N.Tsapanos, A.Tefas and I.Pitas, "An Online Self-Balancing Binary Search Tree for Hierarchical Shape Matching", 3rd International Conference on Computer Vision Theory and Applications (VISAPP 2008), January, 2008.
399. Z.Cernekova, C. Malerczyk, Z.Cernekova and I.Pitas, "Single Camera Pointing Gesture Recognition for Interaction in Edutainment Applications", Spring Conference on Computer Graphics 2008, 2008.
400. I.Kotsia, S.Zafeiriou and I.Pitas, "Discriminant Non-negative Matrix Factorization and Projected Gradients for Frontal Face Verification", Proc. of The First COST 2101 Workshop on Biometrics and Identity Management (BIOID 2008), 7-9 May, 2008.
401. D.Ververidis, I.Kotsia, C.Kotropoulos and I.Pitas, "Multi-modal emotion-related data collection within a virtual earthquake emulator", Proc. Of 6th Language Resources and Evaluation Conference, 28-30 May, 2008.
402. I.Buciu, I.Pitas and I.Nafornita, "Holistic and Local Image Representations for Human Face Analysis", IEEE International Conference on Communications, pp. 137 - 144, June 05-07, 2008.
403. I.Buciu, I.Pitas and I.Nafornita, "Global Gabor features for rotation invariant object classification", Proc. IEEE Fourth International Conference on Intelligent Computer Communications and Processing (ICCP), pp. 41 - 46, August 28-30, 2008.
404. I.Buciu, I.Nafornita and I.Pitas, "Facial Expression Recognition under Noisy Environment Using Gabor Filters", Proc. IEEE International Symposium on Electronics and Telecommunications (ETC), September 25-26, 2008.
405. P.Moschonas and C.Kotropoulos, "Multimodal Speaker Identification based on Text and Speech", Proc. COST 2101 Workshop Biometrics and Identity Management BioID'2008, vol. LNCS 5372, pp. 100-106, May 7-9, 2008.
406. D.Spachos, A.Zlantintsi, V.Moschou, P.Antonopoulos, K.Tzimouli, E.Benetos, M.Kotti, C.Kotropoulos, N.Nikolaidis, P.Maragos and I.Pitas, "MUSCLE movie-database: A multimodal corpus with rich annotation for dialogue and Saliency Detection", Proc. LREC 2008 Workshop on Multimodal Corpora, May 26-27, 2008.
407. E.Benetos and C.Kotropoulos, "A tensor-based approach for automatic music genre classification", Proc. 16th European Signal Processing Conf., August, 2008.
408. Y.Panagakis, E.Benetos and C.Kotropoulos, "Music genre classification: A multilinear approach", Proc. Int. Symposium Music Information Retrieval, pp. 583-588, September, 2008.
409. M.Kotti and C.Kotropoulos, "Gender Classification In Two Emotional Speech Databases", Proc. Int. Conf. Pattern Recognition, December, 2008.
410. N.Gkalelis, A.Tefas and I.Pitas, "Human movement recognition using fuzzy clustering and discriminant analysis", Proc. 16th European Signal Processing Conference (EUSIPCO 2008), August, 2008.
411. N.Gkalelis, A.Tefas and I.Pitas, "Sparse human movement representation and recognition", Proc. IEEE 2008 International Workshop on Multimedia Signal Processing (MMSP 2008), October, 2008.
412. N.Vretos, V.Solachidis, P.Somol and I.Pitas, "Facial Expression Recognition Using Angle-related Information From Facial Meshes", Proc. EUSIPCO 2008, August 25-29, 2008.

2007

413. G.Almpanidis and C.Kotropoulos, "Automatic phonemic segmentation using the Bayesian information criterion with generalised Gamma priors", Proc. XV European Signal Processing Conf., pp. 2055-2059, September, 2007.
414. E.Benetos, M.Kotti and C.Kotropoulos, "Large scale musical instrument identification", Proc. 4th Sound and Music Computing Conference, pp. 283-286, July, 2007.
415. Z.Cernekova, N.Nikolaidis and I.Pitas, "Single Camera Pointing Gesture Recognition Using Spatial Features and Support Vector Machines", Proc. of 15th European Signal Processing Conference (EUSIPCO-2007), September, 2007.
416. I.Cherif, V.Solachidis and I.Pitas, "Shot Type Identification Of Movie Content", Proc. of Int. Symposium Signal Processing and its Applications (ISSPA 2007), February, 2007.
417. R.Cardenes, M.Bach, Y.Chi, I.Marras, R.Luis, P.Cashman, M.Anderson and M.Bultelle, "Multimodal Evaluation for Medical Image Segmentation", Proc. of 12th International Conference on Computer Analysis of Images and Patterns (CAIP?07), August, 2007.
418. G.Goudelis, S.Zafeiriou, A.Tefas and I.Pitas, "A Novel Kernel Discriminant Analysis For Face Verification", Proc.of 2007 IEEE International Conference on Image Processing, September, 2007.
419. A.Hajdu and I.Pitas, "Tracing on heterogeneous grids to improve concavity performance of snake algorithms", Proc. of Int.Symposium Signal Processing and its Applications (ISSPA 2007), 12 - 15 February, 2007.
420. A.Hajdu, C.Giamas and I.Pitas, "Object simplification using a skeleton-based weight function", Proc. of Int. Symposium Signals, Circuits, and Systems (ISSCS 2007), 12-13 July, 2007.
421. A.Hajdu, C.Giamas, N.Vretos and I.Pitas, "Metadata description of thermal videos for rescue operations", Proc. of Int. Symposium Signals, Circuits, and Systems (ISSCS 2007), 12-13 July, 2007.
422. A.Hajdu and I.Pitas, "Compression optimized tracing of digital curves using graph theory", Proc. of Int. Conf. on Image Processing (ICIP 2007), 16-19 September, 2007.
423. A.Hajdu and I.Pitas, "Content adaptive heterogeneous snakes", Proc. of Int. Conf. on Image Processing (ICIP 2007), 16-19 September, 2007.
424. I.Kotsia, N.Nikolaidis and I.Pitas, "Facial Expression Recognition In Videos Using A Novel Multi-class Support Vector Machines Variant", Proc. of Int. Conf. Acoustics, Speech and Signal Processing (ICASSP 2007), Honolulu, 15-20 April, 2007.
425. I.Kotsia, S.Zafeiriou, N.Nikolaidis and I.Pitas, "Multiclass Support Vector Machines And Metric Multidimensional Scaling For Facial Expression Recognition", Proc. of IEEE Workshop on Neural Networks for Signal Processing( MLSP 2007), 27-29 August, 2007.
426. M.Kotti, E.Benetos and C.Kotropoulos, "Neural network-based movie dialogue detection", Proc. 2007IEEE Engineering Applications of Neural Networks, pp. 380-386, 29-31 August, 2007.
427. M.Kyperountas, A.Tefas and I.Pitas, "Face verification using locally linear discriminant models", Proc. of Int. Conf. on Image Processing (ICIP 2007), 16-19 Sep., 2007.
428. V.Moschou, M.Kotti, E.Benetos and C.Kotropoulos, "Systematic comparison of BIC-based speaker segmentation systems", Proc. 2007 IEEE Multimedia Signal Processing Conf., pp. 66-69, October 1-3, 2007.
429. M.Krinidis, N.Nikolaidis and I.Pitas, "3D Head Pose Estimation Using Support Vector Machines and Physics-Based Deformable Surfaces", Proc. of Int. Symposium Signal Processing and its Applications (ISSPA 2007), 12-15 February, 2007.
430. M.Krinidis, N.Nikolaidis and I.Pitas, "Using Deformable Surface Models to Derive a DCT-Like 2D Transform", Proc. of Int. Conf. Multimedia & Expo (ICME 2007), July 2-5, 2007.
431. M.Sedaaghi, D.Ververidis and C.Kotropoulos, "Improving speech emotion recognition using adaptive genetic algorithms", Proc. XV European Signal Processing Conf., pp. 2209-2213, 2007.
432. M.Sedaaghi, C.Kotropoulos and D.Ververidis, "Using adaptive genetic algorithms to improve speech emotion recognition", Proc. 2007 IEEE Multimedia Signal Processing Conf., pp. 461-464, October 1-3, 2007.
433. D.Ververidis and C.Kotropoulos, "Accurate estimate of the cross-validated prediction error variance in Bayes classifiers", Proc. of Machine Learning for Signal Processing (MLSP), pp. 354-359, August 27-29, 2007.
434. N.Vretos, V.Solachidis and I.Pitas, "A Robust Face Clustering Algorithm Based on Mutual Information Using Tracking Information", Proc. of 11th Panhellenic Conference on Informatics (PCI'2007), 18-20 May, 2007.
435. N.Vretos, V.Solachidis and I.Pitas, "A Face Tracker Trajectories Clustering Using Mutual Information", Proc. of Int. Workshop Multimedia Signal Processing (MMSP 2007), 1-3 October, 2007.
436. S.Zafeiriou, A.Tefas and I.Pitas, "Advances in Elastic Graph Matching for Frontal Face Verification", 2007 IEEE Symposium on Computational Intelligence in Image and Signal Processing, pp. 319 - 324, April 1 - 5, 2007.
437. S.Zafeiriou, A.Tefas and I.Pitas, "Discriminant Graph Structures for Face Verification", IEEE International Conference on Acoustics Speddch and Signal Processing 2007 (ICASSP'07), vol. 1, pp. 497 -500, April 15 - 20, 2007.
438. S.Zafeiriou, A.Tefas and I.Pitas, "A new class of decision surfaces based on the minimization of within class variance", Proc. Of IEEE International Workshop on Machine Learning for Signal Processing (MLSP 2007), pp. 441 - 446, August 27 - 29, 2007.
439. S.Asteriadis, N.Nikolaidis, I.Pitas and M.Pardas, "Detection of facial characteristics based on edge information", International Conference on Computer Vision Theory and Applications (VISAPP 2007), 2007.
440. P.Antonopoulos, N.Maglaveras and I.Pitas, "Hierarchical face clustering using SIFT image features", IEEE Symposium on Computational Intelligence for Image and Signal Processing (CIISP 2007), 5 pages, 2007.
441. E.Horness, N.Nikolaidis and I.Pitas, "Blind City Maps Watermarking Utilizing Road Width Information", 2007 EURASIP European Signal Processing Conference (EUSIPCO 2007), 2007.
442. I.Kasampalidis, I.Pitas, G.Karagianopoulou, I.Kostopoulos, P.Aretini, G.Bevilacqua, A.Cavazzana, M.Menicagli, A.Starita and K.Lyroudia, "FISH Image Analysis Using a Modified Radial Basis Function Network", ISSCS 2007, July 12-13, 2007.
443. A.Digka, K.Lyroudia, L.Kubinova, I.Marras, N.Nikolaidis and I.Pitas, "3-D Reconstruction Of Pulpal Blood Vessels By Using Confocal Microscopy", 2nd annual meeting of IADR-Continental European and Israeli Divisions, September, 2007.
444. I.Kasampalidis, I.Pitas, G.Karagianopoulou, I.Kostopoulos, P.Aretini, G.Bevilacqua, A.Cavazzana, M.Menicagli, A.Starita and K.Lyroudia, "FISH Image analysis using a modified radial basis function Network.", ISSCS 2007, July 12-13, 2007.

2006

445. G.Almpanidis and C.Kotropoulos, "Voice activity detection using the generalized Gamma distribution", Proc. of 4th Panhellenic Artificial Intelligence Conf. (SETN-06), pp. 961-964, May 19-20, 2006.
446. G.Almpanidis and C.Kotropoulos, "Voice activity detection with generalized Gamma distribution", Proc. of 2006 IEEE Int. Conf. on Multimedia and Expo (ICME 2006), 9-12 July, 2006.
447. G.Almpanidis and C.Kotropoulos, "Phoneme segment boundary detection based on the generalized Gamma distribution", Proc. of 2006 Int. Symposium on Industrial Electronics (ISIE 2006), pp. 691-695, 9-13 July, 2006.
448. S.Asteriadis, N.Nikolaidis, A.Hajdu and I.Pitas, "An Eye Detection Algorithm Using Pixel to Edge Information", Proc. of 2nd IEEE-EURASIP Int. Symposium on Control, Communications, and Signal Processing (ISCCSP 2006), 13-15 March, 2006.
449. S.Asteriadis, N.Nikolaidis, A.Hajdu and I.Pitas, "A novel eye-detection algorithm utilizing edge-related geometrical information", Proc. of European Signal Processing Conf. (EUSIPCO 2006), 4-8 September, 2006.
450. N.Bassiou and C.Kotropoulos, "Color histogram equalization using probability smoothing", Proc. of XIV European Signal Processing Conf. (EUSIPCO 2006), 4-8 September, 2006.
451. E.Benetos, M.Kotti and C.Kotropoulos, "Application of non-negative matrix factorization to musical instrument classification", Proc. of Int. Symposium Communications, Control and Signal Processing, (ISCCSP 2006), 13-15 March, 2006.
452. E.Benetos, M.Kotti and C.Kotropoulos, "Musical instrument classification using non-negative matrix factorization algorithms", Proc. of IEEE Int. Symposium Circuits & Systems (ISCAS 2006), 21-24 May, 2006.
453. E.Benetos, M.Kotti and C.Kotropoulos, "Musical instrument classification using non-negative matrix factorization and subset feature selection", Proc. of 2006 IEEE Int. Conf. on Acoustics, Speech, and Signal Processing (ICASSP 2006), vol. V., pp. 221-224, 14-19 May, 2006.
454. E.Benetos, M.Kotti and C.Kotropoulos, "Applying supervised classifiers based on non-negative metrix factorization to musical instrument classification", Proc. 2006 IEEE Int. Conf. Multimedia and Expo, pp. 2105-2108, 9-12 July, 2006.
455. E.Benetos, C.Kotropoulos, T.Lidy and A.Rauber, "Testing supervised classifiers based on non-negative metrix factorization to musical instrument classification", Proc. of European Signal Processing Conf. (EUSIPCO 2006), 4-8 September, 2006.
456. I.Buciu, N.Nikolaidis and I.Pitas, "A comparative study of NMF, DNMF, and LNMF algorithms applied for face recognition", Proc. of 2nd IEEE-EURASIP Int. Symposium on Control, Communications, and Signal Processing (ISCCSP 2006), 13-15 March, 2006.
457. I.Buciu, N.Nikolaidis and I.Pitas, "On the initialization of the DNMF algorithm", Proc. of 2006 IEEE Int. Symposium on Circuits and Systems, 21-24 May, 2006.
458. I.Buciu, Z.Hammal, A.Caplier, N.Nikolaidis and I.Pitas, "Enhancing facial expression classification by information fusion", Proc. of European Signal Processing Conf. (EUSIPCO 2006), 4-8 September, 2006.
459. Z.Cernekova, N.Nikolaidis and I.Pitas, "AIIA shot boundary detection at TRECVID 2006", Proc. of 2006 Workshop on TREC Video Retrieval Evaluation, NIST , Gaithersburg, November, 2006.
460. Z.Cernekova, N.Nikolaidis and I.Pitas, "Temporal Video Segmentation by Graph Patitioning", Proc. of 2006 IEEE Int. Conf. on Acoustics, Speech, and Signal Processing (ICASSP 2006), 14-19 May, 2006.
461. I.Cherif, V.Solachidis and I.Pitas, "A Tracking Framework for Accurate Face Localization", Proc. of Int. Federation for Information Processing Conf. on Artificial Intelligence (IFIP AI 2006), 21-24 August, 2006.
462. C.Cotsaces, N.Nikolaidis and I.Pitas, "Video Indexing by Face Occurrence-based Signatures", Proc. of 2006 IEEE Int. Conf. on Acoustics, Speech and Signal Processing, 14-19 May, 2006.
463. M.Gavrielides, E.Sikudova, D.Spachos and I.Pitas, "Color Features for Image Fingerprinting", Proc. of SETN 2006, 18-20 May, 2006.
464. A.Hajdu, A.Roubies and I.Pitas, "Optimized chamfer matching for snake-based image contour representations", Proc. of 2006 IEEE Int. Conf. on Multimedia & Expo (ICME 2006), Toronto, 9-12 July, 2006.
465. C.Kotropoulos and V.Moschou, "Self organizing maps for reducing the number of clusters by one simplex subspaces", Proc. of 2006 IEEE Int. Conf. on Acoustics, Speech, and Signal Processing, (ICASSP 2006), vol. V, pp. 725-728, 14-19 May, 2006.
466. C.Kotropoulos and A.Papaioannou, "A novel-updating scheme for probabilistic latent semantic indexing", Proc. of 4th Panhellenic Artificial Intelligence Conf. (SETN-06), vol. LNAI 3966, pp. 137-147, May 19-20, 2006.
467. I.Kotsia and I.Pitas, "Facial expression recognition using shape and texture information", Proc. of Int. Federation for Information Processing Conf. on Artificial Intelligence (IFIPAI 2006), 21-24 August, 2006.
468. I.Kotsia, N.Nikolaidis and I.Pitas, "Fusion of Geometrical and Texture information for facial expression recognition", Proc. of Int. Conf. on Image Processing (ICIP 2006), 8-11 October, 2006.
469. M.Kotti, E.Benetos, C.Kotropoulos and L.G.Martins, "Speaker Change Detection using BIC: A comparison on two datasets", Proc. of Int. Symposium Communications, Control and Signal Processing, 2006 (ISCCSP 2006), 13-15 March, 2006.
470. M.Kotti, E.Benetos and C.Kotropoulos, "Automatic Speaker Change Detection with the Bayesian Information Criterion using MPEG-7 Features and a Fusion Scheme", Proc. of IEEE Int. Symposium Circuits & Systems(ISCAS 06), 21-24 May, 2006.
471. M.Kotti, L.Gustavo, P.M.Martins, E.Benetos, J.S.Cardoso and C.Kotropoulos, "Automatic speaker segmentation using multiple features and distance measures: a comparison of three approaches", Proc. of 2006 IEEE Int. Conf. on Multimedia and Expo (ICME 2006), Toronto, pp. 1101-1104, 9-12 July, 2006.
472. M.Kotti, C.Kotropoulos, B.Ziolko, I.Pitas and V.Moschou, "A framework for dialogue detection in movies", Lecture Notes in Computer Science, Multimedia Content Representation, Classification, and Security, vol. 4105, pp. 371-378, September 11-13, 2006.
473. O.Martin, I.Kotsia and B.Macq, "The eNTERFACE'05 Audio-Visual Emotion Database", Proc. of the First IEEE Int. Workshop on Multimedia Databases and Data Management (IEEE-MDDM 2006), Georgia, 8 April, 2006.
474. V.Moschou, D.Ververidis and C.Kotropoulos, "On the variants of the self-organizing map that are based on order statistics", Proc. of Int. Conf. on Artificial Neural Networks (ICANN 2006), pp. 425-434, September, 2006.
475. S.Nikolopoulos, S.Zafeiriou, N.Nikolaidis and I.Pitas, "Image Replica detection using R-tress and Linear Discriminant Analysis", Proc. of the IEEE Int. Conf. on Multimedia and Expo (ICME 2006), Toronto Ontario, 9-12 July, 2006.
476. A.Roubies, A.Hajdu and I.Pitas, "Improving Concavity Performance of Snake Algorithms", Proc. of Int. Symposium Communications, Control and Signal Processing (ISCCSP 2006), 13-15 March, 2006.
477. S.Siatras and N.Nikolaidis, "Visual speech detection using mouth region intensities", Proc. of European Signal Processing Conf. (EUSIPCO 2006), 4-8 September, 2006.
478. Z.Theodosiou, I.Kasampalidis, G.Karayannopoulou, I.Kostopoulos, P.Aretini and F.Acardillo, "Evaluation of automated FISH image analysis software on 60 breast carcinoma cases", Meeting on BioInformatics and Medical Informatics, October 4-5, 2006.
479. D.Ververidis and C.Kotropoulos, "Fast Sequential Floating Forward Selection applied to emotional speech features estimated on DES and SUSAS data collections", Proc. of European Signal Processing Conf. (EUSIPCO 2006), 4-8 September, 2006.
480. M.Haindl, P.Somol, D.Ververidis and C.Kotropoulos, "Feature Selection Based on Mutual Correlation", Lecture Notes in Computer Science, Progress in Pattern Recognition, Image Analysis, and Applications, vol. 4225, pp. 569-577, November, 2006.
481. N.Vretos, V.Solachidis and I.Pitas, "A Mutual Information Based Algorithm for Face Clustering", Proc. of Int. Conf. on Multimedia and Expo (ICME 2006), 9-12 July, 2006.
482. E.Ziogas and C.Kotropoulos, "Detection of vocal fold paralysis and edema using linear discriminant classifiers", Proc. of 4th Panhellenic Artificial Intelligence Conf. (SETN-06), vol. LNAI 3966, pp. 454-464, May 19-20, 2006.
483. Y.Maret, S.Nikolopoulos, F.Dufaux, T.Ebrahimi and N.Nikolaidis, "A Novel Replica Detection System Using Binary Classifiers, R-Trees, and PCA", 2006 IEEE International Conference on Image Processing (ICIP 2006), pp. 925-928, 2006.
484. N.Nikolaidis and I.Pitas, "Image and video fingerprinting for digital rights management of multimedia data", 2006 International Symposium on Intelligent Signal Processing and Communication Systems (ISPACS 2006), pp. 801-807, 2006 (invited paper).
485. E.Loutas, N.Nikolaidis and I.Pitas, "A mutual information approach to contour based object tracking", 2006 EURASIP European Signal Processing Conference (EUSIPCO 2006), 2006.
486. N.Nikolaidis and I.Pitas, "Using Spanning Trees for Reduced Complexity Image Mosaicing", 2006 EURASIP European Signal Processing Conference (EUSIPCO 2006), 2006.
487. I.Kasampalidis, I.Pitas and K.Lyroudia, "Statistical Conservation Analysis of Zinc-interacting Residues", Proc. of Workshop on Computational Systems Biology,Tampere, pp. 41-44, June, 2006.
488. I.Marras, L.Papaleontiou, N.Nikolaidis, K.Lyroudia and I.Pitas, "Virtual Dental Patient: A System for Virtual Teeth Drilling", Proc. of 2006 IEEE International Conference on Multimedia and Expo (ICME 06), 2006.
489. I.Marras, L.Papaleontiou, N.Nikolaidis, K.Lyroudia and I.Pitas, "A Virtual Reality Tooth Drilling Simulator", Proc. of Spring Conference on Computer Graphics 2006, pp. 49-52, 2006.
490. A.Bogan-Marta, N.Laskaris, I.Pitas and K.Lyroudia, "Statistical method of context evaluation for biological sequence similarity.", IFIP, August, 2006.

2005

491. F.Albu and C.Kotropoulos, "Modified Gauss-Seidel affine projection algorithm for acoustic echo cancellation", Proc. of 2005 IEEE Int. Conf. Acoustics, Speech, and Signal Processing, vol. 3, pp. 121-124, 18-23 March, 2005.
492. F.Albu and C.Kotropoulos, "Coordinate descent iterations in pseudo affine projection algorithm", Proc. of 2005 IEEE Int. Symp. Circuits and Systems, pp. 2283-2286, 23-26 May, 2005.
493. F.Albu, C.Kotropoulos, Z.Cernekova and I.Pitas, "New affine projection algorithms based on Gauss-Seidel method", Proc. of 2005 IEEE Int. Symp. Signals, Circuits, and Systems (ISSCS 2005), pp. 565-568, July, 2005.
494. G.Almpanidis and C.Kotropoulos, "Combined text and link analysis for focused crawling", Proc. of Int. Conf. Advances in Pattern Recognition (ICAPR 2005), vol. LNCS 3686, part I, pp. 278-287, August, 2005.
495. G.Almpanidis, C.Kotropoulos and I.Pitas, "Focused crawling using latent semantic indexing- An application for vertical search engines", Proc. of 2005 European Conf. Digital Libraries (ECDL 2005), vol. LNCS 3652, pp. 402-413, September, 2005.
496. N.Bassiou and C.Kotropoulos, "Interpolated Distanced Bigram Language Models for Robust Word Clustering", Proc. of IEEE Int. Workshop on Nonlinear Signal and Image Processing (NSIP 2005), 18-20 May, 2005.
497. E.Benetos, M.Kotti, C.Kotropoulos, J.J.Burred, G.Eisenberg, M.Haller and T.Sikora, "Comparison of Subspace Analysis-Based and Statistical Model-Based Algorithms for Musical Instrument Classification", Proc. of 2nd Workshop On Immersive Communication And Broadcast Systems (ICOB 2005), October, 2005.
498. A.Bogan-Marta, N.Laskaris, M.Gavrielides, I.Pitas and K.Lyroudia, "A novel efficient protein similarity measure based on n-gram modeling.", Proc. of IEE Second Int. Conf. on Computational Intelligence in Medicine and Healthcare (CIMED 2005) , Costa da Caparica, 29th June-1st July, 2005.
499. I.Buciu, I.Kotsia and I.Pitas, "Facial expression analysis under partial occlusion", Proc. of IEEE Int. Conf. on Acoustics, Speech and Signal Processing, ICASSP 2005, 18-23 March, 2005.
500. Z.Cernekova, C.Kotropoulos, N.Nikolaidis and I.Pitas, "Video shot segmentation using fusion of SVD and mutual information features", Proc. of IEEE Int. Symposium on Circuits and Systems (ISCAS 2005), pp. 3849-3852, 23-26 May, 2005.
501. C.Cotsaces, M.Gavrielides and I.Pitas, "A Survey of Recent Work", Proc. of 2005 Workshop on Audio-Visual Content and Information Visualization in Digital Libraries (AVIVDiLib '05), 4-6 June, 2005.
502. C.Cotsaces, N.Nikolaidis and I.Pitas, "The use of face indicator functions for video indexing and fingerprinting", Proc. of Int. Workshop on Content-Based Multimedia Indexing (CBMI 2005), 21-23 June, 2005.
503. L.Goldmann, M.Krinidis, N.Nikolaidis, S.Asteriadis and T.Sikora, "An Integrated System for Face Detection and Tracking", ICOB2005, 27-28 October, 2005.
504. I.Kotsia and I.Pitas, "Real time facial expression recognition from video sequences using Support Vector Machines", Proc. of Visual Communications and Image Processing (VCIP 2005), 12-15 July, 2005.
505. I.Kotsia and I.Pitas, "Real time facial expression recognition from image sequences using Support Vector Machines", Proc. of IEEE Int. Conf. on Image Processing (ICIP 2005), 11-14 September, 2005.
506. M.Krinidis, G.Stamou, H.Teutsch, S.Spors, N.Nikolaidis, R.Rabenstein and I.Pitas, "An Audio-Visual Database For Evaluating Person Tracking Algorithms", Proc. of IEEE Int. Conf. Acoustics, Speech and Signal Processing, ICASSP 2005, vol. 2, pp. 237-240, 18 -23 March, 2005.
507. M.Krinidis, N.Nikolaidis and I.Pitas, "Feature-based tracking using 3D physics-based deformable surfaces", Proc. of 2005 EURASIP European Signal Processing Conference (EUSIPCO 2005), 4-8 September, 2005.
508. K.Kucharski, W.Skarbek, G.Stamou, N.Nikolaidis and I.Pitas, "Morphological and AdaBoost Face Detectors Comparison", Proc. of Workshop on Immersive Communication and Broadcast Systems (ICOB 2005), 27-28 October, 2005.
509. M.Kyperountas, A.Tefas and I.Pitas, "Methods for improving discriminant analysis for face authentication", Proc. of IEEE Int. Conf. on Acoustics, Speech and Signal Processing, ICASSP 2005, 18-23 March, 2005.
510. Y.Maret, S.Nikolopoulos, F.Dufaux, C.Cotsaces, T.Ebrahimi and N.Nikolaidis, "Reduced Complexity Replica Detection Systems Using Binary Classifiers and R-Trees", Proc. of Workshop on Immersive Communication and Broadcast Systems (ICOB 2005), 27-28 October, 2005.
511. Ι.Μαρράς, Γ.Μόσχος, Γ.Μικρογεώργης and Κ.Λυρούδια, "Δημιουργία κεφαλής εικονικού οδοντιατρικού ασθ", Proc. of Πανελλήνιο Οδοντιατρικό Συνέδριο, 2005.
512. A.Moskofidis and N.Nikolaidis, "3D Face reconstruction from uncalibrated image sets", Proc. of Third COST 275 WORKSHOP , University of Hertfordshire, 27-28 October, 2005.
513. N.Nikolaidis and I.Pitas, "Computationally Efficient Image Mosaicing Using Spanning Tree Representations", Lecture Notes in Computer Science, Advances in Informatics: 10th Panhellenic Conf. on Informatics, PCI 2005, 11-13 November, 2005.
514. V.Rodriguez-Doncel, N.Nikolaidis and I.Pitas, "Watermarking Polygonal Lines Using an Optimal Detector on the Fourier Descriptors Domain", Proc. of 2005 EURASIP European Signal Processing Conf. (EUSIPCO 2005), 4-8 September, 2005.
515. P.Rotter, A.Skulimowski, C.Kotropoulos and I.Pitas, "Fast shape matching with the Haussdorff distance for pixel-represented objects", Proc. of MIRAGE 2005, 1-2 March, 2005.
516. V.Solachidis and I.Pitas, "Watermarking digital 3D volumes in the Discrete Fourier Transform domain", Proc. of IEEE Int. Conf. on Multimedia and Expo (ICME 2005), 6-8 July, 2005.
517. V.Solachidis, S.Tsekeridou, S.Nikolopoulos and I.Pitas, "Self-Similar watermarks for counterfeiting geometrical attacks", Proc. of 1st WAVILA CHALLENGE (WaCha 2005), 8-9 June, 2005.
518. G.Stamou, M.Krinidis, N.Nikolaidis and I.Pitas, "A monocular system for automatic face detection and tracking", Proc. of Visual Communications and Image Processing (VCIP 2005), 12-15 July, 2005.
519. G.Stamou, N.Nikolaidis and I.Pitas, "Object Tracking based on Morphological Elastic Graph Matching", Proc. of 2005 IEEE Int. Conf. on Image Processing (ICIP 2005), 11-14 September, 2005.
520. G.Stamou, N.Nikolaidis and I.Pitas, "Object Tracking based on Multiscale Morphological Templates", Proc. of 2005 EURASIP European Signal Processing Conf. (EUSIPCO 2005), 4-8 September, 2005.
521. G.Stamou, N.Nikolaidis and I.Pitas, "Multiview Videodatasets for Evaluation and Testing of 3D Tracking and 3D Reconstruction Algorithms", Proc. of Workshop on Immersive Communication and Broadcast Systems (ICOB 2005), 27-28 October, 2005.
522. D.Ververidis and C.Kotropoulos, "Emotional speech classification using Gaussian mixture models", Proc. of 2005 IEEE Int. Symposium Circuits and Systems (ISCAS 2005), pp. 2871-2874, May, 2005.
523. D.Ververidis and C.Kotropoulos, "Emotional speech classification using gaussian mixture models and the sequential floating forward selection algorithm", Proc. of 2005 IEEE Int. Conf. on Multimedia and Expo (ICME 2005), 6-8 July, 2005.
524. D.Ververidis and C.Kotropoulos, "Sequential Forward Feature Selection with Low Computational Cost", Proc. of 8th European Signal Processing Conf., 4-8 September, 2005.
525. N.Vretos, V.Solachidis and I.Pitas, "An Anthropocentric Description Scheme For Movies Content Classification And Indexing", Proc. of European Signal Processing Conf. (EUSIPCO 2005), 4-8 September, 2005.
526. N.Vretos, V.Solachidis and I.Pitas, "An MPEG-7 Based Description Scheme For Video Analysis using Anthropocentric Video Content Descriptors", Lecture Notes in Computer Science, Advances in Informatics: 10th Panhellenic Conf. on Informatics, PCI 2005, vol. 3746 / 2005, 11-13 November, 2005.
527. S.Zafeiriou, A.Tefas and I.Pitas, "Elastic Graph Matching versus Linear Subspace Methods for Frontal Face Verification", Proc. of IEEE Int. Workshop on Nonlinear Signal and Image Processing (NSIP 2005), 18-20 May, 2005.
528. S.Zafeiriou, A.Tefas and I.Pitas, "Exploiting Discriminant Information in Elastic Graph Matching", Proc. of IEEE Int. Conf. on Image Processing (ICIP 2005), 11-14 September, 2005.
529. S.Zafeiriou, A.Tefas and I.Pitas, "Linear Discriminant Feature Selection Techniques in Elastic Graph Matching", Proc. of EURASIP European Signal Processing Conf. (EUSIPCO 2005), 4-8 September, 2005.
530. S.Zafeiriou, A.Tefas, I.Buciu and I.Pitas, "Class-Specific Discriminant Non-negative Matrix Factorization for Frontal Face Verification", Proc. of Int. Conf. Advances in Pattern Recognition (ICAPR 2005), 22-25 August, 2005.
531. S.Zafeiriou, A.Tefas and I.Pitas, "Discriminant NMFfaces for Frontal Face Verification", Proc. of IEEE Int. Workshop on Machine Learning for Signal Processing (MLSP 2005), 28-30 September, 2005.
532. A.Tefas, A.Giannoula, N.Nikolaidis and I.Pitas, "Enhanced transform-domain correlation-based audio watermarking", Proc. of IEEE Int. Conf. on Acoustics, Speech and Signal Processing, ICASSP 2005, 18-23 March, 2005.
533. A.Bogan-Marta, M.Gavrielides, I.Pitas and K.Lyroudia, "A New Statistical Measure of Protein Similarity based on Language Modeling", Proc. of IEEE Int. Workshop on Genomic Signal Processing and Statistics (GENSIPS 2005), 22-24 May, 2005.
534. F.Raimondo, M.Gavrielides, G.Karayannopoulou, K.Lyroudia, I.Pitas and I.Kostopoulos, "Automated Classification of Fluorescent in Situ cases based on HER-2/NEU status", Proc. of 2005 EURASIP European Signal Processing Conf. (EUSIPCO 2005), 4-8 September, 2005.
535. F.Raimondo, M.Gavrielides, G.Karayannopoulou, K.Lyroudia, I.Pitas and I.Kostopoulos, "Computer-aided Evaluation of HER-2 Status in Fluorescent in Situ Hybridization Images", Proc. of 2nd Int. Conf. on Computational Intelligence in Medicine and Healthcare, Costa da Caparica, 29th June-1st July, 2005.
536. Z.Theodosiou, F.Raimondo, M.E.Garefalaki, G.Karayannopoulou, K.Lyroudia and I.Pitas, "Fish Image Analysis System for Breast Cancer Studies", Proc. of European Conf. on Emergent Aspects in Clinical Data Analysis (EACDA 2005), 28-30 September, 2005.
537. V.C.Kelessidis, M.Zervakis and Z.Theodosiou, "System for collection and analysis of analog camera signal for studying solid motion during two-phase flow in horizontal annulus", 5th Panhellenic Symposium of Chemical Engineering, May 26-28, 2005.

2004

538. D.Ververidis and C.Kotropoulos, "Automatic speech classification to five emotional states based on gender information", Proc. XII European Signal Processing Conf., pp. 341-344, September, 2004.
539. I.Buciu and I.Pitas, "Application of non-negative and local non negative matrix factorization to facial expression recognition", Proc. of 17th Int. Conf. on Pattern Recognition (ICPR 2004), 23-26 August, 2004.
540. I.Buciu and I.Pitas, "A new sparse image representation algorithm applied to facial expression recognition", Proc. of IEEE Int. Workshop on Machine Learning for Signal Processing (MLSP 2004), 29 September- 1 October, 2004.
541. S.Krinidis and I.Pitas, "2D Physics-based deformable objects using fast free vibration modal analysis", Proc. of ISCAS 2004, May, 2004.
542. M.Kyperountas, Z.Cernekova, C.Kotropoulos, M.Gavrielides and I.Pitas, "Audio PCA in a novel multimedia scheme for scene change detection", Proc. of ICASSP 2004, vol. IV, pp. 353-356, May, 2004.
543. M.Kyperountas, Z.Cernekova, C.Kotropoulos, M.Gavrielides and I.Pitas, "Scene change detection using audiovisual clues", Proc. of Norwegian Conf. on Image Processing and Pattern Recognition (NOBIM 2004), 27-28 May, 2004.
544. C.Laftsidis, C.Kotropoulos and I.Pitas, "MPEG-4 compliant reproduction of face animation created in MAYA", Proc. of 2004 IEEE Int. Conf. Multimedia and Expo (ICME '04), 27-30 June, 2004.
545. E.Loutas, N.Nikolaidis and I.Pitas, "Evaluation of tracking reliability metrics based on information theory and normalized correlation", Proc. of IEEE Int. Conf. on Pattern Recognition (ICPR 2004), 23-26 August, 2004.
546. M.Marinaki, C.Kotropoulos, I.Pitas and N.Maglaveras, "Automatic detection of vocal fold paralysis and edema", Proc. of 8th Int. Conf. Spoken Language Processing (INTERSPEECH 2004), pp. 537-540, October, 2004.
547. A.Markoulidis, A.Tefas, C.Kotropoulos and I.Pitas, "Turning a frontal face verification technique to a system prototype", CD-ROM Proc. of 2nd COST275 Workshop Biometrics on the Internet, 2004.
548. G.Moschos, N.Nikolaidis and I.Pitas, "Anatomically-based 3D face and oral cavity mode for creating virtual medical patients", Proc. of IEEE Int. Conf. on Multimedia & Expo (ICME 2004), 27-30 June, 2004.
549. R.Rispoli, C.Kotropoulos and I.Pitas, "Searching relevant syllable context by clustering for alignment in modern Greek speech", Proc. of 2004 IEEE Int. Conf. Multimedia and Expo (ICME '04), 2004.
550. R.Rispoli, C.Kotropoulos and I.Pitas, "Towards a New Architecture for Computerized Greek Speech Phonetic Alignment", Proc. 24th Annual Workshop Linguistics, 2004 (abstract).
551. E.Sikudova and M.Gavrielides, "Extracting semantic information from art images", Proc. of Int. Conf. on Computer Vision and Graphics 2004 (ICCVG 2004), 22-24 September, 2004.
552. V.Solachidis, A.Nikolaidis and I.Pitas, "Optimal watermark detectors", Proc. of Norwegian Conf. on Image Processing and Pattern Recognition (NOBIM 2004), 27-28 May, 2004.
553. A.Tefas and N.Nikolaidis, "Chaotic watermark sequences for correlation-based schemes", Proc. of 12th European Signal Processing Conf. EUSIPCO2004), pp. 1891-1894, 6-10 September, 2004.
554. D.Ververidis, C.Kotropoulos and I.Pitas, "Automatic emotional speech classification", Proc. of ICASSP 2004, vol. I, pp. 593-596, May, 2004.
555. D.Ververidis, "Automatic Speech Classification to five emotional states based on gender information", Proc. of 12th European Signal Processing Conf. (EUSIPCO '04), pp. 341-344, September, 2004.
556. S.Zafeiriou, A.Tefas and I.Pitas, "A Blind Robust Watermarking Scheme for Copyright Protection of 3D Mesh Models", Proc. of IEEE Int. Conf. on Image Processing (ICIP 2004), 24-27 October, 2004.

2003

557. A.Barmpoutis, N.Nikolaidis and I.Pitas, "Face 3D Pose Estimation using a Generic 3D Face Model and Facial Features Extraction", Proc. of 9th Panhellenic Conf. on Informatics (PCI `03), pp. 519-526, 21-23 November, 2003.
558. I.Buciu, C.Kotropoulos and I.Pitas, "ICA and Gabor representation for facial expression recognition", Proc. of 2003 IEEE Int. Conf. Image Processing, vol. 2, pp. 855-858, September, 2003.
559. I.Buciu, I.Kotsia and I.Pitas, "Recognition of facial expressions in presence of partial occlusion", Proc. of 9th Panhellenic Conf. onInformatics (PCI `03), 21-23 November, 2003.
560. Z.Cernekova, C.Kotropoulos and I.Pitas, "Video Shot Segmentation using Singular Value Decomposition", Proc. of 2003 IEEE Int. Conf. Acoustics, Speech, and Signal Processing, vol. III, pp. 181-184, April, 2003 (appears also in Proc. IEEE Multimedia and Expo 2003, pp. 301-304, Baltimore, July 2003).
561. Z.Cernekova, C.Kotropoulos and I.Pitas, "Video Shot Boundary Detection using Singular Value Decomposition", Proc. of 4th European Workshop on Image Analysis for Multimedia Interactive Services (WIAMIS-2003), April, 2003.
562. A.Digka, K.Lyroudia, G.Karayannopoulou, L.Kubinova, S.Krinidis and I.Pitas, "3D reconstructions of 2 vascular plexuses of human dental pulps by using confocal microscopy", Proc. of 11th Biennal Congress of the ESE, 2-4 October, 2003.
563. A.Giannoula, A.Tefas, N.Nikolaidis and I.Pitas, "Improving the Detection Reliability of Correlation-based Watermarking Techniques", Proc. of IEEE Int. Conf. on Multimedia and Expo 2003(ICME2003), Baltimore, 6-9 July, 2003.
564. A.Georgakis, C.Kotropoulos and I.Pitas, "A combination of R-estimates and Wilcoxon test for document organization and retrieval", Proc. of IEEE-EURASIP Workshop Nonlinear Signal and Image Processing, May, 2003.
565. A.Kalivas, A.Tefas and I.Pitas, "Watermarking of 3D models using Principal Component Analysis", Proc. of 2003 IEEE Int. Conf. on Acoustics, Speech and Signal Processing (ICASSP 2003) and in Proc. of 2003 IEEE Int. Conf. on Multimedia and Expo (ICME2003), 6-9 July, 2003.
566. C.Kotropoulos, A.Fazekas and I.Pitas, "Fast multiscale mathematical morphology for frontal face authentication", Proc. of IEEE-EURASIP Workshop Nonlinear Signal and Image Processing, May, 2003.
567. G.Kovasznai, C.Kotropoulos and I.Pitas, "CAML- A Universal Configuration Language for Dialogue Systems", Proc. of 2003 Database and Expert Systems Applications (DEXA), pp. 896-906, September, 2003.
568. G.Kovasznai, C.Kotropoulos and I.Pitas, "A novel Universal Language for Configurating Dialogue Systems", Proc. of 9th Panhellenic Conf. on Informatics (PCI `03), pp. 36-45, 21-23 November, 2003.
569. G.Kovasznai, C.Kotropoulos and I.Pitas, "Partly specified priority patterns in natural language parsing within dialog systems", Proc. of 1st Int. Workshop RichMedia, pp. 161-168, October, 2003.
570. S.Krinidis, I.Buciu and I.Pitas, "Facial Expression Analysis and Synthesis: A Survey", Proc. of 10th Int. Conf.on "Human- Computer Interaction" (HCI 2003), Crete, Greece, vol. IV, 22-27 June, 2003.
571. S.Krinidis and I.Pitas, "2D Physics-Based Deformable Shape Models: Explicit Governing Equations", Proc. of First Int. Workshop on "interactive Rich Media Content Production: Architectures, Technologies, Applications, Tools", Lausanne, 16-17 October, 2003.
572. C.Laftsidis, A.Tefas, N.Nikolaidis and I.Pitas, "Robust Multibit Audio Watermarking in the Temporal Domain", Proc. of 2003 IEEE Int. Symposium on Circuits and Systems, May 25-28, 2003.
573. C.Laftsidis, C.Kotropoulos and I.Pitas, "MPEG-4 Compliant Information Extraction from an Animated Face in Maya", Proc. of 1st Richmedia Conf., pp. 131-137, October, 2003.
574. E.Loutas, N.Nikolaidis and I.Pitas, "A mutual information approach to articulated object tracking", Proc. of Int. Symposium on Circuits and Systems (ISCAS '03), vol. 2, 25-28 May, 2003.
575. G.Mikrogeorgis, K.Lyroudia, I.Molyvdas and I.Pitas, "Study of two root canal instrumentation techniques using digital image processing", Proc. of 11th Biennal Congress of the ESE, 2-4 October, 2003.
576. E.Sikudova, M.Gavrielides and I.Pitas, "Automatic identification of portraits in art images databases", Proc. of MDL DELOS workshop, June, 2003.
577. V.Solachidis and I.Pitas, "Optimal detection for multiplicative watermarks embedded in DFT domain", Proc. of IEEE Int. Conf. on Image Processing (ICIP 2003), pp. 723 -726, 14-17 September, 2003.
578. V.Solachidis and I.Pitas, "Non-linear detector of watermarked signal embedded in fourier domain", Proc. of EURASIP Workshop on,Nonlinear Signal and Image Processing, 8-11 June, 2003.
579. V.Solachidis, A.Nikolaidis and I.Pitas, "Optimal watermark detectors for transform domain watermarking", Proc. of Int. Conf. on Number Theory for Secure Communications, 20-21 December, 2003.
580. D.Ververidis and C.Kotropoulos, "A Review of Emotional Speech Databases", Proc. of 9th Panhellenic Conf. on Informatics (PCI `03), pp. 560-574, 21-23 November, 2003.
581. D.Ververidis and C.Kotropoulos, "A State of the Art Review on Emotional Speech Databases", Proc. of 1st Richmedia Conf., pp. 109-119, October, 2003.
582. S.Zafeiriou, A.Kalivas, A.Tefas, N.Nikolaidis and I.Pitas, "Watermarking of 3D mesh models robust to basic geometric transformations", Proc. of 9th Panhellenic Conf. on Informatics (PCI `03), 21-23 November, 2003.
583. A.Digka, K.Lyroudia, G.Karagianopoulou, L.Kubinova, S.Krinidis and I.Pitas, "3D reconstructions of 2 vascular plexuses of human dental pulps by using confocal microscopy", 11ο Biennal Congress of the ESE, 2-4 October, 2003.
584. Γ.Μικρογεώργης, Κ.Λυρούδια, Ι.Μολυβδάς and Ι.Πήτας, "Μελέτη της εξέλιξης περιακρορριζικών αλλοιώσεω", 23ο Πανελλήνιο Οδοντιατρικό Συνέδριο, 30 Οκτωβρίο, 2003.

2002

585. I.Buciu, C.Kotropoulos and I.Pitas, "On the stability of support vector machines for face detection", Proc. of 2002 IEEE Int. Conf. on Image Processing, vol. 3, pp. 121-124, 2002.
586. I.Buciu, C.Kotropoulos and I.Pitas, "Face detection by using Independent Component Decomposition", Proc. of Dynamic Perception 2002, pp. 247-252, 2002.
587. Z.Cernekova, C.Nikou and I.Pitas, "Shot Detection in Video Sequences using Entropy-based metrics", Proc. of IEEE Int. Conf. on Image Processing 2002 (ICIP2002), vol. 3, pp. III-421 - III-424, 22-25 September, 2002.
588. Z.Cernekova, C.Nikou and I.Pitas, "Entropy Metrics used for Video Summarization", Proc. of Int. Spring Conf. on Computer Graphics 2002, pp. 73-82, 2002 (publisher ACM Press).
589. J.-L.Dugelay, J.-C.Junqua, C.Kotropoulos, R.Kuhn, F.Perronnin and I.Pitas, "Recent advances in biometric person authentication", Proc. of 2002 Int. Conf. On Acoustics,Speech and Signal Processing, vol. 4, pp. 4060-4063, 2002.
590. A.Fazekas, I.Buciu, C.Kotropoulos and I.Pitas, "Support vector machines for face detection", Proc. of the Hungarian Conf. on Pattern Recognition, January, 2002.
591. A.Giannoula, N.Nikolaidis and I.Pitas, "Watermarking of Sets of Polygonal Lines using Fusion Techniques", Proc. of IEEE Int. Conf. on Multimedia and Expo 2002 (ICME2002), vol. 2, pp. 549-552, 26-29 August, 2002.
592. A.Georgakis, C.Kotropoulos and I.Pitas, "A SOM variant based on the Wilcoxon test for document organization and retrieval", Lecture Notes in Computer Science: 2002 Int. Conf. on Artificial Neural Networks Berlin: Springer-Verlag, vol. 2415, pp.993-998, 2002.
593. M.Gordan, C.Kotropoulos and I.Pitas, "A Temporal network of support vector machine classifiers for the recognition of visual speech, in Lecture Notes in Artificial Intelligence", Lecture Notes in Artificial Intelligence, Proceedings SETN-02, vol. 2308, pp. 355-365, April, 2002.
594. M.Gordan, C.Kotropoulos, A.Georgakis and I.Pitas, "A new fuzzy C-means based segmentation strategy. Applications to lip region identification", Proc. of A&QT-R 2002(THETA 13) 2002 IEEE TTTC Int. Conf. on Automation, Quality and Testing, Robotics, 23-25 May, 2002.
595. M.Gordan, C.Kotropoulos and I.Pitas, "Visual speech recognition using support vector machines", Proc. of the 14th Int. Conf. on Digital Signal Processing, vol. 2, pp. 1093-1096, July, 2002.
596. M.Gordan, C.Kotropoulos and I.Pitas, "Application of support vector machines classifiers to visual speech recognition", Proc. of 2002 IEEE Int. Conf. on Image Processing, vol. 3, pp. 129-132, 2002.
597. C.Kotropoulos and I.Pitas, "Signal detection using support vector machines in the presence of ultrasonic speckle", Proc. of SPIE Int. Symp. on Medical Imaging 2002, vol. SPIE 4687, February, 2002.
598. S.Krinidis, C.Nikou and I.Pitas, "3D Volume Reconstruction by Serially Acquired 2D slices using a Distance Transform-Based Global Cost Function", Proc. of 2nd Hellenic Conf. on Artificial Intelligence (SETN02), pp. 390-400, 11-12 April, 2002.
599. S.Krinidis, C.Nikou and I.Pitas, "3D Physics-Based Reconstruction of Serially Acquired Slices", Proc. of IEEE Int. Conf. on Multimedia and Expo (ICME02), vol. 1, pp. 877-880, 26-29 August, 2002.
600. G.Louizis, A.Tefas and I.Pitas, "Copyright Protection of 3D Images using Watermarks of Specific Spatial Structure", Proc. of IEEE Int. Conf. on Multimedia and Expo 2002 (ICME2002), vol. 2, pp. 557-560, 26-29 August, 2002.
601. E.Loutas, C.Nikou and I.Pitas, "Information theory-based analysis of partial and total occlusion in object tracking", Proc. of the 2002 Int. Conf. on Image Processing, 2002.
602. E.Loutas, C.Nikou and I.Pitas, "An information theoretic approach to joint probabilistic face detection and tracking", Proc. of the 2002 Int. Conf. on Image Processing, 2002.
603. E.Loutas, C.Kotropoulos, N.Bassiou and I.Pitas, "Frontal face detection algorithms based on support vector machines and maximum likehood", CD-ROM Proc. of COST-275 Workshop: The Advent of Biometric over the Internet, pp. 61-64, November, 2002.
604. N.Nikolaidis, V.Solachidis, A.Tefas, V.Arguriou and I.Pitas, "Benchmarking of Still Image Watermarking Methods: Principles and State of the Art", Proc. of Electronic Imaging & the Visual Arts 2002 (EVA2002), 18-22 March, 2002.
605. N.Nikolaidis, V.Solachidis, A.Tefas and I.Pitas, "Watermark Detection: Benchmarking Perspectives", Proc. of IEEE Int. Conf. on Multimedia and Expo 2002(ICME2002), Special Session on Benchmarking of Data Hiding Technologies, vol. 2, pp. 493-496, 26-29 August, 2002.
606. A.Nikolaidis and I.Pitas, "Optimal Detector Structure for DCT and Subband Domain Watermarking", Proc. of IEEE Int. Conf. on Image Processing 2002 (ICIP2002), vol. 3, pp. III-465 - III-468, 22-25 September, 2002.
607. A.Tefas, G.Louizis and I.Pitas, "3D Image Watermarking robust to Geometric Distortions", Proc. of IEEE Int. Conf. on Acoustics Speech and Signal Processing 2002 (ICASSP2002), vol. 4, 13-17 May, 2002.
608. A.Xafopoulos, C.Kotropoulos, and I.Pitas, "Language identification of web documents using discrete HMMs", Proc. of the 2nd Hellenic Conf. on Artificial Intelligence (SETN '02), pp. 269-280, April, 2002.

2001

609. A.Georgakis, C.Kotropoulos and I.Pitas, "Organization and retrieval of touristic information with statistical language engineering techniques", Proc. 21st Annual Workshop Linguistics, pp. 110-120, 2001 (in Greek).
610. C.Kotropoulos, P.Mavrommatides and I.Pitas, "Phones and phonemes in Modern Greek Language", Proc. 21st Annual Workshop Linguistics, Aristotle Univ. of Thessaloniki, pp. 315-326, 2001 (in Greek).
611. K.Lyroudia, P.Bakaloudi, G.Mikrogeorgis, E.Kechagias, N.Nikolaidis and I.Pitas, "Virtual endodontics: three-dimensional teeth volume representations and their pulp cavity access", Proc. of 5th Endodontic World Congress of I.F.E.A., 13-16 June, 2001.
612. G.Mikrogeorgis, K.Lyroudia and I.Pitas, "A method of digital radiographic evaluation of the progress of periapical lesions", Proc. of 5th Endodontic World Congress of I.F.E.A., 13-16 June, 2001.
613. A.Tefas, G.Louizis, I.Pitas, N.Nikolaidis and K.Lyroudia, "Robust spatial 3D image watermarking", Proc. of IEEE Int. Symposium on Signal Processing and Information Technology (ISSPIT 2001), pp. 229-232, 2001.
614. N.Bassiou, C.Kotropoulos and I.Pitas, "Hierarchical word clustering for relevance judgements", Proc. of Workshop on Pattern Recognition in Information Systems (PRIS'01), pp. 139-148, 6-7 July, 2001.
615. N.Bassiou, C.Kotropoulos, T.Kosmidis and I.Pitas, "Frontal face detection using support vector machines and back-propagation neural networks", Proc. of the 2001 IEEE Int. Conf. on Image Processing, pp. 1026-1029, October, 2001.
616. I.Buciu, C.Kotropoulos and I.Pitas, "Combining support vector machines for accurate face detection", Proc. of IEEE Int. Conf. on Image Processing (ICIP 2001), vol. 1, pp. 1054-1057, 7-10 October, 2001.
617. A.Bors, L.Kechagias and I.Pitas, "Virtual drilling in 3-D objects reconstructed by shape-based interpolation", Proc. of 4th Int. Workshop on Visual Form, vol. 3, 28-30 May, 2001.
618. A.Bors, L.Kechagias and I.Pitas, "Shape-based Interpolation using Morphological Morphing", Proc. of IEEE Int. Conf. on Image Processing(ICIP 2001), 7-10 October, 2001.
619. C.Dalatsi, S.Krinidis, S.Tsekeridou and I.Pitas, "Use of Support Vector Machines based on Color and Motion Features for Shot Boundary Detection", Proc. of Int. Symposium on Telecommunications (IST'01), pp. 189-192, 1-3 September, 2001.
620. A.Fazekas, C.Kotropoulos, I.Buciu and I.Pitas, "Support vector machines on the space of Walsh functions and their properties", Proc. of 2nd Int. Symposium on Image and Signal Processing and Analysis (ISPA 2001), pp. 43-48, 19-21 June, 2001.
621. A.Fazekas, C.Kotropoulos, I.Buciu and I.Pitas, "Face detection by Support Vector Machines in the Walsh transform domain", Proc. 8th Panhellenic Informatics Conf., vol. 2, pp. 156-164, November, 2001.
622. A.Georgakis, C.Kotropoulos, N.Bassiou and I.Pitas, "HYPERGEO: A data organization and retrieval system for tourist information", Proc. of 2001 IASTED Int. Conf. Applied Informatics (AI 2001), pp. 719-724, 19-22 February, 2001.
623. A.Georgakis, C.Kotropoulos, A.Xafopoulos and I.Pitas, "MM-WEBSOM: A variant of WEBSOM based on order statistics", CD-ROM Proc. of IEEE-EURASIP Workshop Nonlinear Signal and Image Processing, June, 2001.
624. A.Georgakis, C.Kotropoulos, A.Xafopoulos and I.Pitas, "Document organization and retrieval using self-organizing maps and statistical language modeling", Proc. of Workshop on Pattern Recognition in Information Systems, pp. 149-160, July, 2001.
625. Α.Γεωργάκης, "Οργάνωση και ανάκτηση πληροφοριών τουριστικού `", Πρακτικά 21ης Ετήσιας Συνάντησης του Τομέα Γλωσσο&, σελ. 110-120, 2001.
626. M.Gordan, C.Kotropoulos and I.Pitas, "Pseudoautomatic Lip Contour Detection Based on Edge Direction Patterns", Proc. of 2nd IEEE R8 - EURASIP Symposium on Image and Signal Processing and Analysis(ISPA'01), pp.138-143, 19-21 June, 2001.
627. M.Gordan, C.Kotropoulos and I.Pitas, "Application of directional statistics to gradient-based lip-contour extraction for speechreading", Proc. 8th Panhellenic Informatics Conf., vol. 2, pp. 223-232, November, 2001.
628. L.Kechagias, A.Bors and I.Pitas, "Virtual Drilling in 3-D volumes", Proc. of Conf. Int. on Augmented, Virtual Environments and three dimensional imaging(ICAV3D), 30 May-1 June, 2001.
629. L.Kechagias, A.Bors and I.Pitas, "Virtual Drilling-Sculpturing", Proc. of 23rd Annual Int. Conf. of the IEEE Engineering in Medicine and Biology Society (EMBC2001), 25-28 October, 2001.
630. C.Kotropoulos, N.Bassiou, T.Kosmidis and I.Pitas, "Frontal face detection using support vector machines and back-propagation neural networks", Proc. of 2001 Scandinavian Conf. on Image Analysis (SCIA'01), pp. 199-206, 11-14 June, 2001.
631. C.Kotropoulos and I.Pitas, "Theoretical analysis of Lp mean comparators", CD-ROM Proc. of IEEE-EURASIP Workshop Nonlinear Signal and Image Processing, June, 2001.
632. C.Kotropoulos and I.Pitas, "Eigenvalue distribution of the correlation matrix in Ll-filters", CD-ROMProc. of IEEE-EURASIP Workshop Nonlinear Signal and Image Processing, June, 2001.
633. Κ.Κοτρόπουλος, "Φθόγγοι και φωνήματα της Κοινής Νεοελληνικής", Πρακτικά 21ης Ετήσιας Συνάντησης του Τομέα Γλωσσο&, σελ. 110-120, 2001.
634. S.Krinidis, S.Tsekeridou and I.Pitas, "Multimodal Interaction for Scene Boundary Detection", Proc. of IEEE Int. Conf. on Nonlinear Signal and Image Processing(NSIP01), Baltimore, 3-6 June, 2001.
635. S.Krinidis, C.Nikou and I.Pitas, "Alignment of Serially Acquired Slices using a Global Energy Function", Proc. of IEEE Int. Conf. on Engineering in Medicine and Biology Society (EMBS01), vol. 3, pp. 2414-2417, 25-28 October, 2001.
636. S.Krinidis, C.Nikou and I.Pitas, "A Global Energy Function for the Alignment of Serially Acquired Slices", Proc. of 8th Panhellenic Conf. on Informatics, 8-10 November, 2001.
637. E.Loutas, K.Diamantaras and I.Pitas, "Occlusion resistant object tracking", Proc. of IEEE Int. Conf. on Image Processing (ICIP 2001), vol. 2, pp. 65-68, 7-10 October, 2001.
638. A.Nikolaidis, S.Tsekeridou, A.Tefas and V.Solachidis, "A survey on watermarking application scenarios and related attacks", Proc. of IEEE Int. Conf. on Image Processing(ICIP 2001), 7-10 October, 2001.
639. N.Nikolaidis and I.Pitas, "Digital Image Processing in Painting Restoration and Archiving", Proc. of IEEE Int. Conf. on Image Processing(ICIP 2001), vol. 1, pp. 586-589, 7-10 October, 2001.
640. V.Solachidis, S.Tsekeridou, A.Tefas and I.Pitas, "A simple benchmarking system for performance evaluation of still image watermarking methods", Proc. of Int. Symposium on Telecommunications (IST'01), pp. 193-196, 1-3 September, 2001.
641. V.Solachidis, A.Tefas, N.Nikolaidis, S.Tsekeridou, A.Nikolaidis and I.Pitas, "A benchmarking protocol for watermarking methods", Proc. of 2001 IEEE Int. Conf. on Image Processing(ICIP'01), pp. 1023-1026, 7-10 October, 2001.
642. A.Tefas, A.Nikolaidis, N.Nikolaidis, V.Solachidis, S.Tsekeridou and I.Pitas, "Statistical Analysis of Markov Chaotic Sequences for Watermarking applications", CD-ROM Proc. of 2001 IEEE Int. Symposium on Circuits and Systems(ISCAS 2001), vol. 2, 6-9 May, 2001.
643. A.Tefas and I.Pitas, "Robust Spatial Image Watermarking using Progressive Detection", CD-ROM Proc. of 2001 IEEE Int. Conf. on Acoustics,Speech and Signal Processing (ICASSP 2001), vol. 3, pp. 1973 -1976, 7-11 May, 2001.
644. A.Tefas, A.Nikolaidis, N.Nikolaidis, V.Solachidis, S.Tsekeridou and I.Pitas, "Performance Analysis of Watermarking Schemes based on Skew Tent Chaotic Sequences", CD-ROM Proc. of NSIP'01, Baltimore, 3-6 June, 2001.
645. A.Tefas, A.Nikolaidis, N.Nikolaidis, V.Solachidis, S.Tsekeridou and I.Pitas, "Markov Chaotic Sequences for Correlation based Watermarking schemes", Proc. of Int. Conf. on Nonlinear Dynamics(NLD'01), 27-30 August, 2001 (Also available online).
646. S.Tsekeridou, S.Krinidis and I.Pitas, "Scene Change Detection based on Audio-Visual Analysis and Interaction", Proc. of 2000 Multi-Image Search and Analysis Workshop, pp. 214-225, 12-17 March, 2001.
647. S.Tsekeridou, V.Solachidis, N.Nikolaidis, A.Nikolaidis, A.Tefas and I.Pitas, "Bernoulli Shift Generated Chaotic Watermarks: Theoretic Investigation", Proc. of IEEE Int. Conf. on Acoustics, Speech and Signal Processing (ICASSP2001), vol.3, 7-11 May, 2001.
648. S.Tsekeridou, V.Solachidis, N.Nikolaidis, A.Nikolaidis, A.Tefas and I.Pitas, "Theoretic Performance Analysis of a Watermarking System based on Bernoulli Chaotic Sequences", Proc. of Communications and Multimedia Security Conf. (CMS 2001), 21-22 May, 2001.
649. S.Tsekeridou, V.Solachidis, N.Nikolaidis, A.Nikolaidis, A.Tefas and I.Pitas, "Theoretic Investigation of the Use of Watermark Signals derived from Bernoulli Chaotic Sequences", Proc. of the 12th Scandinavian Conf. on Image Analysis 2001 (SCIA2001), 11-14 June, 2001.
650. S.Tsekeridou, C.Kotropoulos, A.Xafopoulos and I.Pitas, "Comparative study of speaker verification techniques based on vector quantization, sphericity models and dynamic time warping", Proc. of European Conf. on Circuit Theory and Design, vol. II, pp. 13-16, August, 2001.

2000

651. Γ.Παππά, Β.Δούρου, Π.Βακαλούδη, Ν.Νικολαϊδης, Κ.Λυρούδια and Ι.Πήτας, "Τρισδιάστατη αναπαράσταση όγκου και επιφάνειας", 20ο Πανελλήνιο Oδοντιατρικό Συνέδριο, 2000.
652. I.Djurovic, S.Stankovic, I.Pitas, L.Stankovic and J.Tilp, "Generalization of the Fourier domain watermarking to the space/spatial-frequency domain", Proc. of 1st Int. Workshop on Image Analusis (IWISPA 2000), pp. 47 -51, 2000.
653. G.Karagianopoulou, B.Tsakaloudi, A.Karydas, A.Parathyra, L.Kechagias and I.Feidaros, "Τρισδιάστατη αναπαράσταση Μελανώματος του Δέρμ", Proc. of XVIII Medical Conf. of Armed Forces, 8-11 November, 2000 (article in Greek).
654. G.Karagianopoulou, A.Parathyra, A.Karydas, B.Tsakaloudi, O.Tsatos and I.Pitas, "Τρισδιάστατη αναπαράσταση των Νησιδίων Langerhans σε υλι", Proc. of XXII National Conf. of Surgery, 18-22 November, 2000 (article in Greek).
655. G.Karagianopoulou, B.Tsakaloudi, A.Karydas, A.Parathyra, A.Vogatzi and I.Pitas, "Ιστική Τρισδιάστατη Αναπαράσταση Μελανώματος Δ", Proc. of XXII National Conf. of Surgery, 18-22 November, 2000 (article in Greek).
656. C.Kotropoulos and I.Pitas, "On the theoretical properties of L_p mean comparators", Proc. of EURASIP European Signal Processing Conf. (EUSIPCO 2000), pp. 2405-2408, 4-8 September, 2000.
657. S.Krinidis, N.Nikolaidis and I.Pitas, "Shape Based Alignment of 3-D Volume Slices", Proc. of Int. Conf. on Electronics, Circuits and Systems (ICECS'00), vol. 1, pp. 438-441, 17-20 December, 2000.
658. J.Matas, M.Hamouz, K.Jonsson, J.Kittler, Y.Li, C.Kotropoulos, A.Tefas, I.Pitas, T.Tan, H.Yan, F.Smeraldi, J.Bigun, N.Capdevielle, W.Gerstner, S.Ben-Yacoub, Y.Abdelaoued and E.Mayoraz, "Comparison of face verification results on the XM2VTS database", Proc. of 2000 Int. Conf. on Pattern Recognition, vol. 4, pp. 858-863, 2000.
659. A.Nedzved, S.Ablameyko and I.Pitas, "Morphological segmentation of history cell images", Proc. of Int. Conf. on Pattern Recognition (ICPR'00), vol. 1, pp. 500-503, 3-8 September, 2000.
660. N.Nikolaidis, S.Tsekeridou, A.Nikolaidis, A.Tefas, V.Solachidis and I.Pitas, "Applications of chaotic signal processing techniques to multimedia watermarking", Proc. of the IEEE Workshop on Nonlinear Dynamics in Electronic Systems, pp. 1-7, 18-20 May, 2000.
661. A.Nikolaidis and I.Pitas, "Comparison of different chaotic maps with application to image watermarking", Proc. of IEEE Int. Symposium on Circuits and Systems (ISCAS 2000), vol. 5, 28-31 May, 2000.
662. A.Nikolaidis and I.Pitas, "A region-based technique for chaotic image watermarking", Proc. of EURASIP European Signal Processing Conf. (EUSIPCO 2000), vol. 3, pp. 1681-1684, 4-8 September, 2000.
663. V.Solachidis, N.Nikolaidis and I.Pitas, "Watermarking Polygonal Lines Using Fourier Descriptors", Proc. of IEEE Int. Conf. on Acoustics, Speech and Signal Processing (ICASSP'2000), vol. 4, 5-9 June, 2000.
664. V.Solachidis and I.Pitas, "Self-similar ring shaped watermark embedding in 2-D DFT domain", CD-ROM Proc. of 2000 European Signal Processing Conf. (EUSIPCO'00), 5-8 September, 2000.
665. V.Solachidis, N.Nikolaidis and I.Pitas, "Fourier descriptors watermarking of vector graphic images", CD-ROM Proc. of 2000 IEEE Int. Conf. on Image Processing (ICIP'00), vol. 3, pp. 9-12, 10-13 September, 2000.
666. A.Tefas and I.Pitas, "Image Authentication based on Chaotic Mixing", Proc. of IEEE Int. Symposium on Circuits and Systems (ISCAS'2000), 28-31 May, 2000.
667. A.Tefas, C.Kotropoulos and I.Pitas, "Face authentication by using elastic graph matching and Support Vector Machines", Proc. 2000 IEEE Int. Conf. Acoustics, Speech, and Signal Processing, vol. IV, pp. 2409-2412, 5-9 June, 2000.
668. A.Tefas and I.Pitas, "Image Authentication and Tamper Proofing using Mathematical Morphology", CD-ROM Proc. of European Signal Processing Conf. (EUSIPCO'2000), 5-8 September, 2000.
669. A.Tefas, C.Kotropoulos and I.Pitas, "Using Support Vector Machines for Face authentication based on elastic graph matching", CD-ROM Proc. of IEEE Int. Conf. on Image Processing (ICIP'2000), vol. 1, pp. 29-32, 10-13 September, 2000.
670. A.Tefas and I.Pitas, "Multi-bit Image Watermarking Robust to Geometric Distortions", CD-ROM Proc. of IEEE Int. Conf. on Image Processing (ICIP'2000), vol. 3, pp. 710 -713, 10-13 September, 2000.
671. S.Tsekeridou and I.Pitas, "Wavelet-based Self-Similar Watermarking for Still Images", Proc. of 2000 IEEE Int. Symposium on Circuits and Systems (ISCAS'00), vol. 1, 28-31 May, 2000.
672. S.Tsekeridou and I.Pitas, "Embedding Self-Similar Watermarks in the Wavelet Domain", Proc. of 2000 IEEE Int. Conf. on Acoustics, Systems and Signal Processing (ICASSP'00), vol. 4, 5-9 June, 2000.
673. S.Tsekeridou, F.AlayaCheikh, M.Gabbouj and I.Pitas, "Motion Field Estimation by Combined Vector Rational and Bilinear Interpolation for MPEG-2 Error Concealment", Proc. of 2000 European Signal Processing Conf. (EUSIPCO'00), 5-8 September, 2000.
674. S.Tsekeridou, N.Nikolaidis, N.Sidiropoulos and I.Pitas, "Copyright Protection of Still Images Using Self-Similar Chaotic Watermarks", Proc. of 2000 IEEE Int. Conf. on Image Processing (ICIP'00), vol. 1, pp. 411-414, 10-13 September, 2000.

1999

675. S.Tsekeridou and I.Pitas, "Audio-Visual Content Analysis for Content-based Video Indexing", Proc. of IEEE Int. Conf. on Multimedia Computing and Systems (ICMCS'99), vol. 1, 7-11 June, 1999.
676. S.Tsekeridou, F.AlayaCheikh, M.Gabbouj and I.Pitas, "Application of Vector Rational Interpolation to Erroneous Motion Field Estimation for Error Concealment", Proc. of IEEE-EURASIP Wor. on Nonlinear Signal and Image Processing (NSIP'99), 20-23 June, 1999.
677. V.Chatzis and I.Pitas, "Shape-Based Interpolation of Binary 3-D Images using Morphological Skeletonization", Proc. of IEEE Int. Conf. on Multimedia Computing and Systems (ICMCS'99), vol. 2, 7-11 June, 1999.
678. C.Kotropoulos and I.Pitas, "Intelligence in modern communication systems", Proc. of Int. COST 254 Workshop on Intelligenct Communication Technologies and Applications, with Emphasis on Mobile Communications, pp. 1-12, May, 1999.
679. C.Kotropoulos, A.Tefas and I.Pitas, "Morphological elastic graph matching applied to frontal face authentication under optimal and real conditions", Proc. of IEEE Int. Conf. on Multimedia Computing and Systems (ICMCS'99), pp. 934-938, 7-11 June, 1999.
680. C.Kotropoulos, A.Tefas, I.Pitas, C.Fernandez and F.Fernandez, "Performance assessment of morphological dynamic link architecture under optimal and real operating conditions", Proc. of IEEE-EURASIP Workshop on Nonlinear Signal and Image Processing (NSIP'99), pp.355-359, 20-23 June, 1999.
681. N.Nikolaidis and I.Pitas, "Digital Image Watermarking: an Overview", Proc. of Int. Conf. on Multimedia Computing and Systems (ICMCS'99), vol. 1, 7-11 June, 1999.
682. A.Nikolaidis and I.Pitas, "A Robust Feature-based Technique for Watermarking Frontal Face Images", Proc. of IEEE-EURASIP Workshop on Nonlinear Signal and Image Processing (NSIP'99), vol. 1, pp. 341-345, 20-23 June, 1999.
683. G.Richard, Y.Menguy, I.Guis, N.Suaudeau, J.Boudy, P.Lockwood, C.Fernandez, F.Fernandez, C.Kotropoulos, A.Tefas, I.Pitas, R.Heimgartner, P.Ryser, C.Beumier, S.Pigeon, G.Matas, J.Kittler, J.Bigun, Y.Abdeljaoued, E.Meurville, L.Besacier, G.Maitre, J.Luettin, S.Ben-Yacoub and B.Ruiz, "Multi Modal Verification for Teleservices and Security Applications(M2VTS)", Proc. of IEEE Int. Conf. on Multimedia Computing and Systems 1999 (ICMCS'99), pp. 1061-1063, 7-11 June, 1999.
684. V.Solachidis and I.Pitas, "Circularly symmetric watermark embedding in 2-D DFT domain", Proc. of IEEE Int. Conf. on Acoustics, Speech and Signal Processing (ICASSP'99), vol. 6, pp. 3469-3472, 15-19 March, 1999.
685. A.Tefas, Y.Menguy, C.Kotropoulos, G.Richard, I.Pitas and P.Lockwood, "Compensating for variable recording conditions in frontal face authentication algorithms", Proc. of IEEE Int. Conf. on Acoustics, Speech and Signal Processing (ICASSP'99), vol. 6, pp. 3561-3564, 15-19 March, 1999.
686. A.Tefas, C.Kotropoulos and I.Pitas, "Enhancing the performance of elastic graph matching for frontal face authentication by using support vector machines", Proc. of Int. Workshop on support vector machine theory and applications (ACCAI '99), 5-16 July, 1999.
687. S.Tsekeridou, F.AlayaCheikh, M.Gabbouj and I.Pitas, "Motion Field Estimation by Vector Rational Interpolation for Error Concealment Purposes", Proc. of IEEE Int. Conf. on Acoustics,Speech and Signal Processing (ICASSP'99), vol. 6, pp. 3397-4300, 15-19 March, 1999.

1998

688. P.Bassia and I.Pitas, "Robust Audio Watermarking in the Time Domain", Proc. of IX European Signal Processing Conf. (EUSIPCO'98), vol. 1, pp. 25-28, 8-11 September, 1998.
689. A.Bors and I.Pitas, "Object segmentation and modeling in volumetric images", Proc. of 1998 NOBLESSE Workshop on Non-Linear Model Based Image Analysis (NMBIA'98), pp. 295-300, 1-3 July, 1998.
690. A.Bors and I.Pitas, "Object segmentation in 3-D images based on alpha-trimmed mean radial basis function network", Proc. of IX European Signal Processing Conf. (EUSIPCO'98), vol. 2, pp. 1093-1096, 8-11 September, 1998.
691. A.Bors and I.Pitas, "Motion and Segmentation Prediction in Image Sequences Based on Moving Object Tracking", Proc. of IEEE Int. Conf. on Image Processing (ICIP'98), vol. 3, pp. 663-667, 4-7 October, 1998.
692. V.Chatzis, A.Bors and I.Pitas, "Decision Level Fusion by Clustering algorithms for Person Authentication", Proc. of IX European Signal Processing Conf. (EUSIPCO'98), vol. 3, pp. 1309-1312, 8-11 September, 1998.
693. C.Cotsaces and I.Pitas, "Computing the Watersheds of Large Three-Dimensional Images Using Limited Random Access Memory", International Symposium on Mathematical Morphology (ISMM 1998), 3-5 June, 1998.
694. B.Dourou, K.Lyroudia, I.Batsiolas and I.Pitas, "Computerised 3D reconstruction of seven mandibular incisors", Proc. of 3rd Congress of the Balkan Stomatological Society, 2-5 April, 1998.
695. B.Dourou, A.Digka, G.Mikrogeorgis, G.Pappa, K.Lyroudia and I.Pitas, "Μελέτη της μορφολογίας επτά κυνοδόντων της κάτω &#", Proc. of 18th Panhellenic Congress, 24-27 October, 1998.
696. B.Dourou, K.Lyroudia, G.Pappa, Ch.Chatzikallinikidis, O.Pantelidou, Th.Lambrianidis and I.Pitas, "Μελέτη της μορφολογίας τριών περιπτώσεων δοντιa", Proc. of 1th Panhellenic Endodental Congress, 27-28 November, 1998.
697. I.Giakoumis and I.Pitas, "Digital Restoration of Painting Cracks", Proc. of IEEE Int. Symposium on Circuits and Systems (ISCAS'98), vol. 4, pp. 269-272, 31 May-3 June, 1998.
698. C.A.Kapoutsis, C.P.Vavoulidis and I.Pitas, "Morphological Techniques in the Iterative Closest Point Algorithm", Proc. of IEEE Int. Conf. on Image Processing (ICIP'98), vol. 1, pp. 808-812, 4-7 October, 1998.
699. C.Kotropoulos, A.Tefas and I.Pitas, "Face Authentication using Variants of Elastic Graph Matching based on Mathematical Morphology that incorporate Local Discriminant Coefficients", Proc. of IEEE Int. Conf. on Acoustics, Speech and Signal Processing (ICASSP'98), pp. 3729-3732, 12-15 May, 1998.
700. C.Kotropoulos, S.Tsekeridou, M.Gabrani and I.Pitas, "Adaptive LMS Order Statistic Filters with Variable Step-sizes", Proc. of IEEE Int. Conf. on Telecommunications (ICT'98), vol. 1, pp. 465-469, 22-25 June, 1998.
701. C.Kotropoulos and I.Pitas, "Linear Projection Algorithms and Morphological Dynamic Link Architecture for Frontal Face Authentication", Proc. of European Signal Processing Conf. (EUSIPCO'98), vol. 1, pp. 299-302, 8-11 September, 1998.
702. C.Kotropoulos, A.Tefas and I.Pitas, "Frontal Face Authentication using Variants of Dynamic Link Matching based on Mathematical Morphology", Proc. of IEEE Int. Conf. on Image Processing (ICIP'98), vol. 1, pp. 122-126, 4-7 October, 1998.
703. A.Nikolaidis and I.Pitas, "Facial Feature Extraction and Determination of Pose", Proc. of 1998 NOBLESSE Workshop on Non-Linear Model Based Image Analysis (NMBIA'98), pp. 257-262, 1-3 July, 1998.
704. N.Nikopoulos, V.Chatzis and I.Pitas, "3D Binary Fast Morphological Shape Decomposition", Proc. of 1998 NOBLESSE Workshop Non-Linear Model Based Image Analysis (NMBIA'98), 1-3 July, 1998.
705. M.Pappas and I.Pitas, "Old painting digital color restoration", Proc. of 1998 NOBLESSE Workshop on Non-Linear Model Based Image Analysis (NMBIA'98), pp. 36-41, 1-3 July, 1998.
706. G.Pappa, K.Lyroudia, I.Batsiolas and I.Pitas, "Computerised 3D reconstruction of seven maxillary incisors", Proc. of 3rd Congress of the Balkan Stomatological Society, 2-5 April, 1998.
707. B.Tatsi, Al.Tzobairis, G.Pappa, K.Lyroudia and I.Pitas, "Computerised 3D reconstruction of seven maxillary canines", Proc. of 4th Student Congress, April, 1998.
708. A.Tefas, C.Kotropoulos and I.Pitas, "Face Verification based on Morphological Shape Decomposition", Proc. of IEEE Third Int. Conf. on Automatic Face and Gesture Recognition (FG'98), pp. 36-41, 14-16 April, 1998.
709. A.Tefas, C.Kotropoulos and I.Pitas, "Variants of Dynamic Link Architecture based on Mathematical Morphology for Frontal Face Authentication", Proc. of IEEE Conf. on Computer Vision and Pattern Recognition (CVPR'98), vol. 1, pp. 814-819, 23-25 June, 1998.
710. S.Tsekeridou, C.Kotropoulos and I.Pitas, "Morphological Signal Adaptive Median Filter for Still Image and Image Sequence Filtering", Proc. of IEEE Int. Symposium on Circuits and Systems (ISCAS'98), vol. 4, pp. 21-24, 31 May-3 June, 1998.
711. S.Tsekeridou and I.Pitas, "Speaker Identification for Audio Indexing Applications", Proc. of IEEE Int. Conf. on Telecommunications (ICT'98), vol. 1, pp. 236-240, 22-25 June, 1998.
712. S.Tsekeridou and I.Pitas, "Facial Feature Extraction in Frontal Views using Biometric Analogies", Proc. of IX European Signal Processing Conf. (EUSIPCO'98), vol. 1, pp. 315-318, 8-11 September, 1998.
713. S.Tsekeridou and I.Pitas, "Speaker Dependent Video Indexing based on Audio-Visual Interaction", Proc. of IEEE Int. Conf. on Image Processing (ICIP'98), vol. 1, pp.358-362, 4-7 October, 1998.
714. S.Vlassis, S.Siskos and I.Pitas, "Analog Implementation of an Order Statistics Filter", Proc. of 9th Mediterranian Electrotechnical Conf. (MELECON'98), pp. 649-653, 1998.
715. G.Voyatzis, N.Nikolaidis and I.Pitas, "Digital Watermarking: An Overview", Proc. of IX European Signal Processing Conf. (EUSIPCO'98), vol. 1, pp. 9-12, 8-11 September, 1998.
716. G.Voyatzis and I.Pitas, "Chaotic Watermarks for Embedding in the Spatial Digital Image Domain", Proc. of IEEE Int. Conf. on Image Processing (ICIP'98), vol. 2, pp. 432-436, 4-7 October, 1998.
717. G.Voyatzis, N.Nikolaidis and I.Pitas, "Copyright Protection of Multimedia Documents:From Theory to Application",1998.
718. G.Voyatzis, G.Angelopoulos, A.Bors and I.Pitas, "A system for capturing high resolution images", Proc. of Conf. on Technology and Automatics, pp. 238-242, 1998.
719. Ch.Chatzikallinikidis, K.Lyroudia and I.Pitas, "Εσωτερική ανατομία των άνω γομφίων. Είναι απλή ή π", Proc. of 18th Panhellenic Congress, 24-27 October, 1998.
720. Χ.Χατζηκαλλινικίδης, Κ.Λυρούδια and Ι.Πήτας, "Εσωτερική ανατομία των άνω γομφίων. Είναι απλή ή π", 18ο Πανελλήνιο Οδοντιατρικό Συνέδριο, 24-27 Οκτωβρί&#, 1998.

1997

721. A.Kadoglou and I.Pitas, "An Access Control System for Multimedia Applications", Proc. of 6th Greek Conf. on Informatics, 4-6 December, 1997.
722. E.Kofidis, S.Theodoridis, C.Kotropoulos and I.Pitas, "Applications of Neural Networks and Order Statistic Filters to Speckle Noise Reduction in Remote Sensing Imaging", Neurocomputation in Remote Sensing Data Analysis: Proceedings of Concerted Actions (COMPARES) (I. Kanellopoulos, G. G. Wilikinson, F. Roli, and J. Austin, Eds.), 1997.
723. C.Kotropoulos, I.Pitas, S.Fischer and B.Duc, "Face authentication using Morphological Dynamic Link Architecture", Lecture Notes on Computer Science: Proceedings of the First Conf. Audio- and Video- based Biometric Person Authentication (J. Bigun, G. Chollet and G. Borgefors, Eds.), vol. 1206, pp. 169-176, 12-14 March, 1997.
724. C.Kotropoulos and I.Pitas, "Rule-based face detection in frontal views", Proc. of 1997 IEEE Int. Conf. on Acoustics, Speech and Signal Processing (ICASSP'97), vol. 4, pp. 2537-2540, 20-24 April, 1997.
725. C.Kotropoulos, M.Gabrani and I.Pitas, "Constrained Adaptive Multichannel {L}-filters", Proc. of 13th Int. Conf. on Digital Signal Processing (DSP'97), pp. 279-283, 2-4 July, 1997.
726. C.Kotropoulos, A.Tefas and I.Pitas, "Face Authentication based on Morphological Shape Decomposition", Proc. of IEE Conf. on Image Processing and its Applications (IPA'97), pp. 794-798, July, 1997.
727. C.Kotropoulos and I.Pitas, "Face Verification based on Morphological Dynamic Link Architecture", CD-ROM Proc. of IEEE Workshop on Nonlinear Signal and Image Processing (NSIP'97), 8-10 September, 1997.
728. C.Kotropoulos, M.Gabrani and I.Pitas, "Adaptive Multichannel {L}-filters with Structural Constraints", CD-ROM Proc. of 1997 IEEE Workshop on Nonlinear Signal and Image Processing (NSIP'97), 7-11 September, 1997.
729. C.Kotropoulos and I.Pitas, "Face Authentication based on Morphological Grid Matching", Proc. of 1997 IEEE Conf. on Image Processing (ICIP'97), vol. 1, pp. 105-108, 26-29 October, 1997.
730. K.Lyroudia, G.Mikrogeorgis, N.Nikopoulos, I.Pitas, G.Samakovitis and M.Karanika, "3D Computer-aided Reconstruction of the Morphology of Teeth with Malformations", Proc. of Medical Informatics Europe - 14th Int. Congress (MIE'97), pp. 482-486, 24-29 May, 1997.
731. K.Lyroudia, O.Pantelidou, G.Mikrogeorgis, N.Nikopoulos and I.Pitas, "Evaluation of the Apical Microleakage of Two Root Canal Sealers by using 3-D Reconstruction", Proc. of 8th Congress of the European Society of Endodontology, pp. 16, p39, 12-14 June, 1997.
732. K.Lyroudia, O.Pantelidou, G.Mikrogeorgis, N.Nikopoulos, I.Pitas and I.Arxontaki, "Εκτίμηση της μυλικής μικροδιείσδυσης σε ενδοδο_", Proc. of 17th Panhellenic Congress, 29 October-1 November, 1997.
733. G.Mikrogeorgis, K.Lyroudia, N.Nikopoulos, I.Pitas and I.Molyvdas, "3D Computer-aided Reconstruction of Six Teeth with Morphological Abnormalities", Proc. of 8th Congress of the European Society of Endodontology, pp. 27, p63, 12-14 June, 1997.
734. A.Nikolaidis, C.Kotropoulos and I.Pitas, "Facial feature extraction using Adaptive Hough Transform, template matching and active contour models", Proc. of 13th Int. Conf. on Digital Signal Processing (DSP'97), pp. 865-868, 2-4 July, 1997.
735. N.Nikopoulos and I.Pitas, "An Efficient Algorithm for 3D Binary Morphological Transformations with 3D Structuring Elements of Arbitrary Size and Shape", CD-ROM Proc. of 1997 IEEE Workshop on Nonlinear Signal and Image Processing (NSIP'97), 7-11 September, 1997.
736. M.Pappas and I.Pitas, "Digital Color Restoration of Old Paintings", CD-ROMProc. of 1997 IEEE Workshop on Nonlinear Signal and Image Processing (NSIP'97), 7-11 September, 1997.
737. I.Pitas, C.Kotropoulos, N.Nikolaidis and A.Bors, "Robust and Adaptive Techniques in Self-Organising Neural Networks", Nonlinear Analysis, Theory, Methods & Applications: Proc. of the Second World Congress of Nonlinear Analysts, pp. 4517-4528, 1997.
738. W.Puech, A.Bors, J.-M.Chassery and I.Pitas, "Mosaique de Peintures sur cylindres generalises uniformes a axe droit", Proc. of 16th Colloque GRETSI, September, 1997.
739. W.Puech, J.-M.Chassery and I.Pitas, "Curved Surface Reconstruction Based on Parallels", Proc. of 3rd Int. Conf. on Curves and Surfaces,Chamonix, pp. 481, 1997.
740. L.Senhadji, N.Nikolaidis and J.Ojaniemi, "Application of two non-linear methods for the localization of artifacts on trend data", Proc. of 19th Annual Int. Conf. of the IEEE Engineering in Medicine and Biology Society, pp. 1409 -1412, 1997.
741. K.Sobottka and I.Pitas, "A Fully Automatic Approach to Facial Feature Detection and Tracking", Proc. of 1st Int. Conf. on Audio- and Video-based Biometric Person Authentication (AVBPA'97), pp. 77-84, 12-14 March, 1997.
742. S.Tsekeridou, I.Pitas and C.LeBuhan, "An Error Concealment Scheme for MPEG-2 coded video sequences", Proc. of 1997 IEEE Int. Symposium on Circuits and Systems (ISCAS'97), Hong Kong, vol.2, 9-12 June, 1997.
743. S.Tsekeridou and I.Pitas, "Error Concealment Techniques in MPEG-2", CD-ROM Proc. of 1997 IEEE Workshop on Nonlinear Signal and Image Processing (NSIP'97), 7-11 September, 1997.
744. C.P.Vavoulidis and I.Pitas, "Morphological Iterative Closest Point Algorithm", Proc. of 7th Int. Conf. on Computer Analysis of Images and Patterns (CAIP'97), 10-12 September, 1997.
745. G.Voyatzis and I.Pitas, "Embedding Robust Watermarks by Chaotic Mixing", Proc. of 13th Int. Conf. on Digital Signal Processing (DSP'97), vol. 1, 2-4 July, 1997.
746. A.Bors, W.Puech, I.Pitas and J.-M.Chassery, "Perspective Distortion Analysis for Mosaicing Images painted on Cylindrical Surfaces", Proc. of 1997 IEEE Int. Conf. on Acoustics, Speech and Signal Processing (ICASSP'97), pp. 3049-3052, 20-24 April, 1997.
747. A.Bors and I.Pitas, "Moving Scene Segmentation using Median Radial Basis Function Network", Proc. of 1997 IEEE Int. Symposium on Circuits and Systems (ISCAS'97), vol. 1, 9-12 June, 1997.
748. A.Bors and I.Pitas, "Alpha-trimmed Mean Radial Basis Functions and their Application in Object Modeling", CD-ROM Proc. of 1997 IEEE Workshop on Nonlinear Signal and Image Processing (NSIP'97), 7-11 September, 1997.
749. A.Bors, W.Puech, I.Pitas and J.-M.Chassery, "Mosaicing of Flattened Images From Straight Homogeneous Generalized Cylinders", Proc. of 7th Int. Conf. on Computer Analysis of Images and Patterns (CAIP'97), pp. 122-129, 10-12 September, 1997.
750. V.Chatzis and I.Pitas, "Randomized Fuzzy Cell Hough Transform", Proc. of the 6th IEEE Int. Conf. on Fuzzy Systems (FUZZ-IEEE'97), vol. 2, 1-5 July, 1997.
751. V.Chatzis and I.Pitas, "Fuzzy Vector Median Definition based on a Fuzzy Vector Distance", CD-ROM Proc. of 1997 IEEE Workshop on Nonlinear Signal and Image Processing (NSIP'97), 7-11 September, 1997.
752. C.Cotsaces, G.Mikrogeorgis, K.Lyroudia and I.Pitas, "Digital Registration of Dental Radiographs for Monitoring Teeth Treatment", Proc. of 8th Congress of the European Society of Endodontology, pp. 39, pp. 90, 12-14 June, 1997.
753. C.Cotsaces and I.Pitas, "Memory Efficient Propagation-based Algorithms for Influence Zone Transmission", Proc. of 1997 IEEE Workshop on Nonlinear Signal and Image Processing (NSIP'97), 7-11 September, 1997.