857 search results - page 124 / 172 » Hierarchical Gaussian Mixture Model |
ICASSP
2011
IEEE
12 years 11 months ago
2011
IEEE
For the task of detecting shouted speech in a noisy environment, this paper introduces a system based on mel frequency cepstral coefficient (MFCC) feature extraction, unsupervise...
ICIP
2004
IEEE
14 years 9 months ago
2004
IEEE
In the framework of a face verification system using local features and a Gaussian Mixture Model based classifier, we address the problem of non-frontal face verification (when on...
ICIP
2007
IEEE
14 years 2 months ago
2007
IEEE
We propose an approach to model the background of images in a video sequence based on subpixel edge map. This work is motivated by the observation that intensity based background ...
ECCV
2008
Springer
14 years 9 months ago
2008
Springer
Facial expression modeling is central to facial expression recognition and expression synthesis for facial animation. Previous works reported that modeling the facial expression wi...
ISCAS
2003
IEEE
14 years 1 months ago
2003
IEEE
We present two new hyperbolic source probability models to effectively represent sub-gaussian and super-gaussian families of sources for dynamic and convolutive Blind Source Recov...