658 search results - page 13 / 132 » Face recognition using curvelet based PCA |
JMLR
2010
14 years 4 months ago
2010
We present an extension of sparse PCA, or sparse dictionary learning, where the sparsity patterns of all dictionary elements are structured and constrained to belong to a prespeci...
79
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ICIP
2002
IEEE
15 years 11 months ago
2002
IEEE
We present a hybrid and parallel system based on artificial neural networks for a face invariant classifier and general pattern recognition problems. A set of face features is ext...
FGR
1998
IEEE
15 years 1 months ago
1998
IEEE
Automated recognition of facial expression is an important addition to computer vision research because of its relevance to the study of psychological phenomena and the developmen...
111
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CVPR
2005
IEEE
15 years 11 months ago
2005
IEEE
In [1], three popular subspace face recognition methods, PCA, Bayes, and LDA were analyzed under the same framework and an unified subspace analysis was proposed. However, since t...
105
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CAIP
2005
Springer
15 years 3 months ago
2005
Springer
Abstract. This paper proposes a new method to solve the problem of face recognition under varying illumination conditions. We introduce an exemplar-based technique to decouple and ...