ICPR
2010
IEEE
14 years 27 days ago
2010
IEEE
Local invariant feature extraction methods are widely used for image-features matching. There exist a number of approaches aimed at the refinement of the matches between image-fe...
SIBGRAPI
2000
IEEE
14 years 4 months ago
2000
IEEE
Edge detection and image segmentation algorithms usually operate on an image to extract geometrical information based on pixel colors. For ray-traced images, the presence of geomet...
ICIP
2004
IEEE
15 years 2 months ago
2004
IEEE
In this paper, we consider the problem of distributed compression in camera sensor networks. Due to the spatial proximity of the different cameras, acquired images can be highly d...
ICIP
2006
IEEE
15 years 2 months ago
2006
IEEE
A novel method based on geometrical and texture information is proposed for facial expression recognition from video sequences. The Discriminant Non-negative Matrix Factorization ...