331 search results - page 4 / 67 » On optimizing subspaces for face recognition |
AMFG
2003
IEEE
14 years 9 days ago
2003
IEEE
In this paper, we present a general framework for face modeling under varying lighting conditions. First, we show that a face lighting subspace can be constructed based on three o...
PR
2006
13 years 7 months ago
2006
In this paper, a novel subspace method called diagonal principal component analysis (DiaPCA) is proposed for face recognition. In contrast to standard PCA, DiaPCA directly seeks t...
CVPR
2005
IEEE
14 years 9 months ago
2005
IEEE
Random subspaces are a popular ensemble construction technique that improves the accuracy of weak classifiers. It has been shown, in different domains, that random subspaces combi...
CVPR
2007
IEEE
14 years 9 months ago
2007
IEEE
Outdoor face recognition is among the most challenging problems for face recognition. In this paper, we develop a discriminant mutual subspace learning algorithm for indoor and ou...
FGR
2004
IEEE
13 years 10 months ago
2004
IEEE
LDA is a popular subspace based face recognition approach. However, it often suffers from the small sample size problem. When dealing with the high dimensional face data, the LDA ...