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Dimitrios Kosmopoulos
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Sotirios P. Chatzis
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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.
Google Scholar
BibTex
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.
Google Scholar
BibTex
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.
Google Scholar
BibTex
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.
Google Scholar
BibTex
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.
Google Scholar
BibTex
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.
Google Scholar
BibTex
pat-rec-10.pdf
(919.11 KB)
2012
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.
Google Scholar
BibTex
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.
Google Scholar
BibTex
pat_rec12.pdf
(8.04 MB)
2014
S. P. Chatzis
and
Kosmopoulos, D. I.
,
“
A Non-Stationary Infinite Partially Observable Markov Decision Process
”
,
International Conference on Artificial Neural Networks
. 2014.
Google Scholar
BibTex
pomdp.pdf
(110.83 KB)
2015
S. P. Chatzis
and
Kosmopoulos, D. I.
,
“
A Nonparametric Bayesian Approach Toward Stacked Convolutional Independent Component Analysis
”
,
International Conference on Computer Vision
. 2015.
Google Scholar
BibTex
iccv2015.pdf
(352.41 KB)