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» Computing the antipenumbra of an area light source
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IWVF
2001
Springer
13 years 12 months ago
Volume and Surface Area Distributions of Cracks in Concrete
Volumetric images of small mortar samples under load are acquired by X-ray microtomography. The images are binarized at many different threshold values, and over a million connecte...
George Nagy, Tong Zhang, W. R. Franklin, Eric Land...
PAMI
2002
122views more  PAMI 2002»
13 years 7 months ago
Analytic PCA Construction for Theoretical Analysis of Lighting Variability in Images of a Lambertian Object
We analyze theoretically the subspace best approximating images of a convex Lambertian object taken from the same viewpoint, but under different distant illumination conditions. Si...
Ravi Ramamoorthi
WSCG
2003
170views more  WSCG 2003»
13 years 8 months ago
Experimental System for Visualization of the Light Load
This paper presents our work on an experimental system for visualization of the light load. The light load is thought as the total amount of light radiation received by all areas ...
Martin Cadík, Pavel Slavík, Jan Prik...
TOG
2008
120views more  TOG 2008»
13 years 7 months ago
Real-time, all-frequency shadows in dynamic scenes
Shadow computation in dynamic scenes under complex illumination is a challenging problem. Methods based on precomputation provide accurate, real-time solutions, but are hard to ex...
Thomas Annen, Zhao Dong, Tom Mertens, Philippe Bek...
CGF
2007
145views more  CGF 2007»
13 years 7 months ago
Bitmask Soft Shadows
Recently, several real-time soft shadow algorithms have been introduced which all compute a single shadow map and use its texels to obtain a discrete scene representation. The res...
Michael Schwarz, Marc Stamminger