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CAIP
1995
Springer
200views Image Analysis» more  CAIP 1995»
15 years 1 months ago
The Color Constancy Problem: An Illumination Invariant Mapping Approach
Abstract. We suggest a novel approach to the Color Constancy Problem for multispectral imagery. Our approach is based on a dichromatic illumination model and lters out all spectral...
Rafael Wiemker
SGP
2007
15 years 7 days ago
Delaunay mesh construction
We present algorithms to produce Delaunay meshes from arbitrary triangle meshes by edge flipping and geometrypreserving refinement and prove their correctness. In particular we sh...
Ramsay Dyer, Hao Zhang 0002, Torsten Möller
CGF
2010
135views more  CGF 2010»
14 years 10 months ago
Designing Quad-dominant Meshes with Planar Faces
We study the combined problem of approximating a surface by a quad mesh (or quad-dominant mesh) which on the one hand has planar faces, and which on the other hand is aestheticall...
Mirko Zadravec, Alexander Schiftner, Johannes Wall...
CGF
2008
127views more  CGF 2008»
14 years 10 months ago
G2 Tensor Product Splines over Extraordinary Vertices
We present a second order smooth filling of an n-valent Catmull-Clark spline ring with n biseptic patches. While an underdetermined biseptic solution to this problem has appeared ...
Charles T. Loop, Scott Schaefer
CGF
2008
89views more  CGF 2008»
14 years 10 months ago
Enhancement of Bright Video Features for HDR Displays
To utilize the full potential of new high dynamic range (HDR) displays, a system for the enhancement of bright luminous objects in video sequences is proposed. The system classifi...
Piotr Didyk, Rafal Mantiuk, Matthias Hein, Hans-Pe...