331 search results - page 27 / 67 » On optimizing subspaces for face recognition |
PAMI
2007
13 years 7 months ago
2007
Traditional photometric stereo algorithms employ a Lambertian reflectance model with a varying albedo field and involve the appearance of only one object. In this paper, we gene...
FGR
2006
IEEE
14 years 1 months ago
2006
IEEE
Good registration (alignment to a reference) is essential for accurate face recognition. The effects of the number of landmarks on the mean localization error and the recognition ...
MVA
2007
13 years 7 months ago
2007
We propose an algorithm for extracting facial features robustly from images for face recognition under large pose variation. Rectangular facial features are retrieved via the by-p...
WCE
2007
13 years 9 months ago
2007
—Pose problem is a big challenge for applying face recognition technology under real world conditions. In this paper, appearance based approach was proposed to recognize face acr...
ECCV
2008
Springer
14 years 9 months ago
2008
Springer
Abstract. Motivated by image perturbation and the geometry of manifolds, we present a novel method combining these two elements. First, we form a tangent space from a set of pertur...