6 search results - page 1 / 2 » Optimizing the double description method for normal surface ... |
MOC
2010
12 years 11 months ago
2010
Abstract. Many key algorithms in 3-manifold topology involve the enumeration of normal surfaces, which is based upon the double description method for finding the vertices of a con...
CVPR
2006
IEEE
14 years 7 months ago
2006
IEEE
Given a dense set of imperfect normals obtained by photometric stereo or shape from shading, this paper presents an optimization algorithm which alternately optimizes until conver...
PAMI
2008
13 years 4 months ago
2008
Conventional photometric stereo recovers one normal direction per pixel of the input image. This fundamentally limits the scale of recovered geometry to the resolution of the input...
CAGD
2002
13 years 4 months ago
2002
Many applications, such as contour machining, rapid prototyping, and reverse engineering by laser scanner or coordinate measuring machine, involve sampling of free-from surfaces a...
IJCV
2002
13 years 4 months ago
2002
We present a method to automatically extract spatio-temporal descriptions of moving objects from synchronized and calibrated multi-view sequences. The object is modeled by a time-...