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ACMACE
2005
ACM
14 years 3 months ago
Transforming your shadow into colorful visual media: multi-projection of complementary colors
This paper proposes a real-time system that transforms your shadows on a floor into colorful visual media. This system is based on the effect of complementary color and multipro...
Yugo Minomo, Yasuaki Kakehi, Makoto Iida
CORR
2006
Springer
100views Education» more  CORR 2006»
13 years 9 months ago
If a tree casts a shadow is it telling the time?
Physical processes are computations only when we use them to externalize thought. Entities provide nature with a way to preserve structure over time. We think in terms of entities ...
Russ Abbott
ECCV
2004
Springer
14 years 3 months ago
A Fourier Theory for Cast Shadows
—Cast shadows can be significant in many computer vision applications, such as lighting-insensitive recognition and surface reconstruction. Nevertheless, most algorithms neglect ...
Ravi Ramamoorthi, Melissa L. Koudelka, Peter N. Be...
CGF
2008
137views more  CGF 2008»
13 years 10 months ago
Real-Time Indirect Illumination and Soft Shadows in Dynamic Scenes Using Spherical Lights
We present a method for rendering approximate soft shadows and diffuse indirect illumination in dynamic scenes. The proposed method approximates the original scene geometry with a...
P. Guerrero, Stefan Jeschke, Michael Wimmer
TOG
2008
163views more  TOG 2008»
13 years 9 months ago
Imperfect shadow maps for efficient computation of indirect illumination
We present a method for interactive computation of indirect illumination in large and fully dynamic scenes based on approximate visibility queries. While the high-frequency nature...
Tobias Ritschel, Thorsten Grosch, Min H. Kim, Hans...