129 search results - page 14 / 26 » Fast Shape from Shading for Phong-Type Surfaces |
VISSYM
2004
13 years 8 months ago
2004
Tensor field visualization is a challenging task due in part to the multi-variate nature of individual tensor samples. Glyphs convey tensor variables by mapping the tensor eigenve...
GRAPHITE
2007
ACM
13 years 11 months ago
2007
ACM
In this paper, we present a new method for surface-based shape reconstruction from a set of silhouette images. We propose to project the viewing cones from all viewpoints to the 3...
ISBI
2009
IEEE
14 years 2 months ago
2009
IEEE
We propose a novel framework to reconstruct the left ventricle (LV)’s 3D surface from sparse tagged-MRI (tMRI). First we acquire an initial surface mesh from a dense tMRI. Then ...
SMC
2010
IEEE
13 years 5 months ago
2010
IEEE
Abstract — The natural environments that robotic applications often encounter can present difficult problems for imagebased task execution. Prior efforts have used both grayscale...
CVPR
2004
IEEE
14 years 9 months ago
2004
IEEE
In this paper, we address the problem of discovering the 3D shape of a book surface from the shading information in a scanned document image. This shapefrom-shading problem is cha...