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WSCG
2004
136views more  WSCG 2004»
13 years 9 months ago
Light Vectors for a Moving Observer
Interactive rendering is usually made with very simple illumination models. High quality rendering is too slow to be interactive. In this paper, we extend the notion of light vect...
Rodolphe Crespin, Bernard Péroche
ICPR
2010
IEEE
13 years 10 months ago
Natural Material Recognition with Illumination Invariant Textural Features
Abstract—A visual appearance of natural materials fundamentally depends on illumination conditions, which significantly complicates a real scene analysis. We propose textural fe...
Pavel Vacha, Michael Haindl
AMFG
2003
IEEE
203views Biometrics» more  AMFG 2003»
14 years 1 months ago
Illumination Normalization for Robust Face Recognition Against Varying Lighting Conditions
Evaluations of the state-of-the-art of both academic face recognition algorithms and commercial systems have shown that recognition performance of most current technologies degrad...
Shiguang Shan, Wen Gao, Bo Cao, Debin Zhao
ICCV
2007
IEEE
14 years 9 months ago
Using High-Level Visual Information for Color Constancy
We propose to use high-level visual information to improve illuminant estimation. Several illuminant estimation approaches are applied to compute a set of possible illuminants. Fo...
Joost van de Weijer, Cordelia Schmid, Jakob J. Ver...
RT
1998
Springer
13 years 11 months ago
Canned Lightsources
Complex luminaries and lamp geometries can greatly increase the realism of synthetic images. Unfortunately, the correct rendering of illumination from complex lamps requires costly...
Wolfgang Heidrich, Jan Kautz, Philipp Slusallek, H...