Selected Publications

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Author Title Type [ Year(Desc)]
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2008
S. P. Chatzis, Kosmopoulos, D., and Varvarigou, T. A., “A robust approach towards sequential data modeling and its application in automatic gesture recognition”, Acoustics, Speech and Signal Processing, 2008. ICASSP 2008. IEEE International Conference on. pp. 1937-1940, 2008.PDF icon icassp-08.pdf (64 KB)
S. P. Chatzis, Kosmopoulos, D., and Varvarigou, T. A., “Signal Modeling and Classification Using a Robust Latent Space Model Based on t Distributions”, Signal Processing, IEEE Transactions on, vol. 56, pp. 949 -963, 2008.PDF icon ieee-t-sp07.pdf (219.44 KB)
2009
S. P. Chatzis, Kosmopoulos, D., and Varvarigou, T. A., “Robust Sequential Data Modeling Using an Outlier Tolerant Hidden Markov Model”, IEEE Transactions on Pattern Analysis and Machine Intelligence, vol. 31, no. 9, pp. 1657-1669, 2009.PDF icon ieee-t-pami09.pdf (495.17 KB)
D. I. Kosmopoulos, Doulamis, A., Makris, A., Doulamis, N., Chatzis, S. P., and Middleton, S. E., “Vision-based production of personalized video”, Signal Processing: Image Communication, vol. 24, no. 3, pp. 158 - 176, 2009.PDF icon spic-09.pdf (602.05 KB)
2010
D. Kosmopoulos and Chatzis, S. P., “Robust Visual Behavior Recognition”, Signal Processing Magazine, IEEE, vol. 27, no. 5, pp. 34-45, 2010.PDF icon spm_2010.pdf (2.81 MB)
2011
S. P. Chatzis and Kosmopoulos, D., “A variational Bayesian methodology for hidden Markov models utilizing Student's-t mixtures”, Pattern Recognition, vol. 44, no. 2, pp. 295 - 306, 2011.PDF icon pat-rec-10.pdf (919.11 KB)
2012
P. Doliotis, Athitsos, V., Kosmopoulos, D. I., and Perantonis, S. J., “Hand Shape and 3D Pose Estimation Using Depth Data from a Single Cluttered Frame.”, in International Symposium on Visual Computing (ISVC), 2012.PDF icon isvc2012.pdf (232.73 KB)
S. P. Chatzis and Kosmopoulos, D., “Visual Workflow Recognition Using a Variational Bayesian Treatment of Multistream Fused Hidden Markov Models”, Circuits and Systems for Video Technology, IEEE Transactions on, vol. 22, no. 7, pp. 1076 -1086, 2012.PDF icon ieee-t-csvt12.pdf (705.09 KB)
2013
S. P. Chatzis, Kosmopoulos, D., and Doliotis, P., “A Conditional Random Field-Based Model for Joint Sequence Segmentation and Classification”, Pattern Recognition, vol. 46, no. 6, pp. 1569-1578, 2013.PDF icon pat_rec12.pdf (8.04 MB)
2014
S. Chatzis, Kosmopoulos, D., and Papadourakis, G., “A Nonstationary Hidden Markov ModelWith Approximately Infinitely-Long Time-Dependencies”, International Symposium on Visual Computing, vol. II. pp. 51-62, 2014.PDF icon isvc.pdf (1.63 MB)

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