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JGTOOLS
2008
101views more  JGTOOLS 2008»
13 years 4 months ago
Versatile Decorative Halftoning
Abstract. This paper describes a flexible tool for decorative halftoning. Decorative halftoning produces a picture that can be seen simultaneously on two levels: either as an over-...
Alejo Hausner
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
JGTOOLS
2008
53views more  JGTOOLS 2008»
13 years 4 months ago
Query Sphere Indexing for Neighborhood Requests
This is an algorithm for finding neighbors for point objects that can freely move and have no predefined position. The query sphere consists of a center location and a given radiu...
Nicolas Brodu
JGTOOLS
2008
168views more  JGTOOLS 2008»
13 years 4 months ago
Efficient, High-Quality Bayer Demosaic Filtering on GPUs
This paper describes a series of optimizations for implementing the high-quality Malvar-He-Cutler Bayer demosaicing filter on a GPU in OpenGL. Applying this filter is the first st...
Morgan McGuire
JGTOOLS
2008
78views more  JGTOOLS 2008»
13 years 4 months ago
Calculating Center of Mass in an Unbounded 2D Environment
We study the behavior of simple, 2-D, self-organizing primitives that interact and move in an unbounded environment to create aggregated shapes. Each primitive is represented by a ...
Linge Bai, David E. Breen