138 search results - page 22 / 28 » Ring-Light Photometric Stereo |
ICIP
2009
IEEE
13 years 5 months ago
2009
IEEE
This paper describes a new method to automatically improve scene lighting for video conferencing by learning the photometric mapping between a lower exposure and desired exposure ...
CVPR
2011
IEEE
13 years 3 months ago
2011
IEEE
The traditional shape-from-shading problem, with a single light source and Lambertian reflectance, is challenging since the constraints implied by the illumination are not suffi...
IVCNZ
1998
13 years 8 months ago
1998
This paper presents a new approach to integrate the gradient field to the relative depth or height map from multiple view directions in polar coordinates. Traditional integration ...
TOG
2008
13 years 7 months ago
2008
This paper presents a technique for acquiring the shape of realworld objects with complex isotropic and anisotropic reflectance. Our method estimates the local normal and tangent ...
CVPR
2009
IEEE
15 years 2 months ago
2009
IEEE
We describe a novel device that can be used as a 2.5D
“scanner” for acquiring surface texture and shape. The device
consists of a slab of clear elastomer covered with a
refl...