2004
- 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.
2003
- 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.
2002
- 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.
2001
- 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.
- 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.
- 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.
- 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.
- 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).
- 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.
- 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.
- 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.
2000
- 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.
- 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.
- 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.
1999
- 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.
1998
- 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.
1997
- 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.
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