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ICCV
2011
IEEE
12 years 4 months ago
What Characterizes a Shadow Boundary under the Sun and Sky?
Despite decades of study, robust shadow detection remains difficult, especially within a single color image. We describe a new approach to detect shadow boundaries in images of o...
Xiang Huang, Gang Hua, Jack Tumblin, Lance William...
CGI
2001
IEEE
13 years 8 months ago
Using A-Buffer in Radiosity
Anti-aliasing in form factor computation and precise determination of shadow boundaries are important issiresfor Radiosity method. A-Buffer is a technique introduced by Carpenter ...
Q. Wang, J. H. Tang, C. H. Lim, H. C. Teh, Z. Y. H...