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CG
2005
Springer
13 years 4 months ago
Sphere inversion fractals
Three-dimensional fractals consisting of constellations of spheres can be constructed by iterative sphere inversions. Three methods are explored in this brief artistic statement. ...
Jos Leys
IWVF
2001
Springer
13 years 9 months ago
Mereology of Visual Form
Visual forms come in countless varieties, from the simplicity of a sphere, to the geometric complexity of a face, to the fractal complexity of a rugged coast. These varieties have ...
Donald D. Hoffman
CVPR
2004
IEEE
14 years 6 months ago
Difference Sphere: An Approach to Near Light Source Estimation
We present a novel approach for estimating light sources from a single image of a scene that is illuminated by major near point light sources, a few directional light sources and ...
Takeshi Takai, Koichiro Niinuma, Atsuto Maki, Taka...
JGTOOLS
2008
109views more  JGTOOLS 2008»
13 years 4 months ago
Fast Equal-Area Mapping of the (Hemi)Sphere using SIMD
We present a fast vectorized implementation of a transform that maps points in the unit square to the surface of the sphere, while preserving fractional area. The mapping uses the ...
Petrik Clarberg
CORR
2010
Springer
84views Education» more  CORR 2010»
13 years 4 months ago
Left-Inverses of Fractional Laplacian and Sparse Stochastic Processes
The fractional Laplacian (-)/2 commutes with the primary coordination transformations in the Euclidean space Rd: dilation, translation and rotation, and has tight link to splines, ...
Qiyu Sun, Michael Unser