756 search results - page 27 / 152 » Illuminating image-based objects |
ECCV
2004
Springer
14 years 10 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...
ICCV
2007
IEEE
14 years 10 months ago
2007
IEEE
This paper presents a technique for determining an object's shape based on the similarity of radiance changes observed at points on its surface under varying illumination. To...
FGR
2000
IEEE
14 years 1 months ago
2000
IEEE
Image variability due to changes in pose and illumination can seriously impair object recognition. This paper presents appearance-based methods which, unlike previous appearance-b...
CVPR
2003
IEEE
14 years 10 months ago
2003
IEEE
We present a Bayesian approach to image-based visual hull reconstruction. The 3-D shape of an object of a known class is represented by sets of silhouette views simultaneously obs...
CVPR
2007
IEEE
14 years 10 months ago
2007
IEEE
Where am I and what am I seeing? This is a classical vision problem and this paper presents a solution based on efficient use of a combination of 2D and 3D features. Given a model...