253 search results - page 44 / 51 » Nonlinear image representation using divisive normalization |
CGA
2004
13 years 7 months ago
2004
Point-based rendering is a compact and efficient means of displaying complex geometry. Our goal is to enable flexible point-based rendering, permitting local image refinement, req...
CISS
2008
IEEE
14 years 1 months ago
2008
IEEE
Abstract—We develop neurally plausible local competitive algorithms (LCAs) for reconstructing compressively sensed images. Reconstruction requires solving a sparse approximation ...
VIS
2003
IEEE
14 years 8 months ago
2003
IEEE
This paper presents a signed distance transform algorithm using graphics hardware, which computes the scalar valued function of the Euclidean distance to a given manifold of co-di...
SIGGRAPH
2000
ACM
13 years 12 months ago
2000
ACM
Surface elements (surfels) are a powerful paradigm to efficiently render complex geometric objects at interactive frame rates. Unlike classical surface discretizations, i.e., tri...
CVPR
2010
IEEE
14 years 3 months ago
2010
IEEE
Many object surfaces are composed of layers of different physical substances, known as layered surfaces. These surfaces, such as patinas, water colors, and wall paintings, have mo...