Conferences

2008

1. 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.
2. 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.
3. 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.

2006

4. 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.
5. 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.
6. 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.

2005

7. 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.
8. 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.

2004

9. 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.
10. 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.

2003

11. 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.
12. 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.
13. 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.

2002

14. 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.
15. I.Buciu, C.Kotropoulos and I.Pitas, "Face detection by using Independent Component Decomposition", Proc. of Dynamic Perception 2002, pp. 247-252, 2002.
16. 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.

2001

17. 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.
18. 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.
19. 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.