146 search results - page 1 / 30 » Illumination Modeling and Normalization for Face Recognition |
AMFG
2003
IEEE
13 years 10 months 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...
CVPR
2007
IEEE
13 years 11 months ago
2007
IEEE
In building a face recognition system for real-life scenarios, one usually faces the problem that is the selection of a feature-space and preprocessing methods such as alignment u...
ICIP
2005
IEEE
14 years 6 months ago
2005
IEEE
The appearance of a face image is severely affected by illumination conditions that hinder the automatic face recognition process. To recognize faces under varying illuminations, ...
ECCV
2010
Springer
13 years 2 months ago
2010
Springer
Abstract. Illumination variation is one of intractable yet crucial problems in face recognition and many lighting normalization approaches have been proposed in the past decades. N...
ECCV
2004
Springer
14 years 6 months ago
2004
Springer
Photometric stereo algorithms use a Lambertian reflectance model with a varying albedo field and involve the appearances of only one object. This paper extends photometric stereo a...