51 search results - page 1 / 11 » Shadow Edge Detection Using Geometric And Photometric Featur... |
ICIP
2009
IEEE
14 years 7 months ago
2009
IEEE
The detection of shadow and shading edges is a first step towards reducing the imaging effects that are caused by interactions of the light source with surfaces that are in the sc...
ICCV
2003
IEEE
14 years 8 months ago
2003
IEEE
Photometric invariance is used in many computer vision applications. The advantage of photometric invariance is the robustness against shadows, shading, and illumination condition...
ICPR
2008
IEEE
14 years 7 months ago
2008
IEEE
Photometric stereo is a method of recovering surface normals (needle map) from images. The surface integral of surface normals is used to reconstruct a depth map; however, the dep...
CVPR
2007
IEEE
14 years 8 months ago
2007
IEEE
We present an algorithm for performing Lambertian photometric stereo in the presence of shadows. The algorithm has three novel features. First, a fast graph cuts based method is u...
WSCG
2003
13 years 7 months ago
2003
This paper presents work we have done in detecting moving shadows in the context of an outdoor traffic scene for visual surveillance purposes. The algorithm just exploits some for...