1144 search results - page 176 / 229 » Semi-supervised Discriminant Analysis |
CVPR
2007
IEEE
14 years 10 months ago
2007
IEEE
It is well known that how to extract dynamical features is a key issue for video based face analysis. In this paper, we present a novel approach of facial action units (AU) and ex...
CVPR
2007
IEEE
14 years 10 months ago
2007
IEEE
We present a hierarchical generative model for object recognition that is constructed by weakly-supervised learning. A key component is a novel, adaptive patch feature whose width...
CVPR
2007
IEEE
14 years 10 months ago
2007
IEEE
Several authors have noticed that the common representation of images as vectors is sub-optimal. The process of vectorization eliminates spatial relations between some of the near...
CVPR
2007
IEEE
14 years 10 months ago
2007
IEEE
We present a systematic procedure for selecting facial fiducial points associated with diverse structural characteristics of a human face. We identify such characteristics from th...
CVPR
2008
IEEE
14 years 10 months ago
2008
IEEE
We introduce spatial PACT (Principal component Analysis of Census Transform histograms), a new representation for recognizing instances and categories of places or scenes. Both pl...