58 search results - page 9 / 12 » A Non-local Approach to Shape from Ambient Shading |
MVA
1990
13 years 8 months ago
1990
In the Shape from Shading methods, an extended approach named Uni-directional Photometric Flow Fields is proposed in this paper. The reflectance property of the surface material i...
ICCV
2007
IEEE
14 years 9 months ago
2007
IEEE
This paper presents a top-down approach to 3D data analysis by fitting a Morphable Model to scans of faces. In a unified framework, the algorithm optimizes shape, texture, pose an...
ICPR
2006
IEEE
14 years 8 months ago
2006
IEEE
One possible solution for pose- and illuminationinvariant face recognition is to employ appearancebased approaches, which rely greatly on correct facial textures. However, existin...
CVPR
1998
IEEE
14 years 9 months ago
1998
IEEE
In this paper we present a method for the integration of nonlinear holonomic constraints in deformable models and its application to the problems of shape and illuminant direction...
AAAI
2004
13 years 9 months ago
2004
This paper addresses the probabilistic inference of geometric structures from images. Specifically, of synthesizing range data to enhance the reconstruction of a 3D model of an in...