362 search results - page 4 / 73 » The Appearance of Brightness and Lightness |
CVPR
2009
IEEE
15 years 3 months ago
2009
IEEE
Our goal is to turn an intensity image into its perceived luminance without parsing it into depths, surfaces, or scene illuminations. We start with jarring intensity differences at...
ECCV
2004
Springer
14 years 10 months ago
2004
Springer
Abstract. Statistical shape and texture appearance models are powerful image representations, but previously had been restricted to 2D or 3D shapes with smooth surfaces and lambert...
ICCV
2005
IEEE
14 years 2 months ago
2005
IEEE
In this study, we demonstrate the effectiveness of using extended light sources for modeling the appearance of an object for varying illumination. Extended light sources have a ra...
ACCV
2006
Springer
14 years 9 days ago
2006
Springer
Shading analysis of an object under near lighting is not an easy task, because the direction and distance of the light source vary over the surface of the object. Observing a small...
AVSS
2006
IEEE
14 years 2 months ago
2006
IEEE
Visually track several moving persons engaged in close interactions is known to be a very hard problem, though 3-D approaches based on stereo vision and plan-view maps offer much ...