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ICIP
2009
IEEE
15 years 1 months ago
Random swap EM algorithm for finite mixture models in image segmentation
The Expectation-Maximization (EM) algorithm is a popular tool in statistical estimation problems involving incomplete data or in problems which can be posed in a similar form, suc...
Qinpei Zhao, Ville Hautamäki, Ismo Kärkk...
IVC
2011
190views more  IVC 2011»
14 years 11 months ago
A graphical model based solution to the facial feature point tracking problem
In this paper a facial feature point tracker that is motivated by applications such as human-computer interfaces and facial expression analysis systems is proposed. The proposed t...
Serhan Cosar, Müjdat Çetin
TASLP
2010
165views more  TASLP 2010»
14 years 10 months ago
Model-Based Dereverberation Preserving Binaural Cues
The ability of the human auditory system for sound localization mainly depends on the binaural cues, especially interaural time and level differences (ITD and ILD). In the context ...
Marco Jeub, M. Schafer, Thomas Esch, Peter Vary
ICASSP
2011
IEEE
14 years 7 months ago
Speaker diarization of meetings based on speaker role n-gram models
Speaker diarization of meeting recordings is generally based on acoustic information ignoring that meetings are instances of conversations. Several recent works have shown that th...
Fabio Valente, Deepu Vijayasenan, Petr Motlí...
ICASSP
2011
IEEE
14 years 7 months ago
A modified MAP criterion based on hidden Markov model for voice activity detecion
The maximum a posteriori (MAP) criterion is broadly used in the statistical model-based voice activity detection (VAD) approaches. In the conventional MAP criterion, however, the ...
Shiwen Deng, Jiqing Han, Tieran Zheng, Guibin Zhen...