547 search results - page 70 / 110 » Spatiotemporal feature extraction based on invariance repres... |
CVPR
2010
IEEE
14 years 2 months ago
2010
IEEE
We propose interest seam image, an efficient visual synopsis for video. To extract an interest seam image, a spatiotemporal energy map is constructed for the target video shot. T...
CVPR
1998
IEEE
14 years 9 months ago
1998
IEEE
We have developed a computer vision system, including both facial feature extraction and recognition, that automatically discriminates among subtly different facial expressions. E...
BMVC
2010
13 years 5 months ago
2010
We present a fully automatic approach for facial expression recognition based on a representation of facial motion using a vocabulary of local motion descriptors. Previous studies...
CVPR
2006
IEEE
14 years 9 months ago
2006
IEEE
We introduce Hierarchical Procrustes Matching (HPM), a segment-based shape matching algorithm which avoids problems associated with purely global or local methods and performs wel...
PR
2008
13 years 7 months ago
2008
Due to distortion, noise, segmentation errors, overlap, and occlusion of objects in digital images, it is usually impossible to extract complete object contours or to segment the ...