Discrete Geometry | Sciweavers

32

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COMPGEOM
1999
ACM

101views Discrete Geometry» more COMPGEOM 1999»

New Bounds on Crossing Numbers

14 years 4 months ago

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János Pach, Joel Spencer, Géza T&oac...

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40

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COMPGEOM
1999
ACM

129views Discrete Geometry» more COMPGEOM 1999»

Mesh Collapse Compression

14 years 4 months ago

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We present a novel algorithm for encoding the topology of triangular meshes. A sequence of edge contract and divide operations collapses the entire mesh into a single vertex. This ...

Martin Isenburg, Jack Snoeyink

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44

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COMPGEOM
1999
ACM

152views Discrete Geometry» more COMPGEOM 1999»

On Bisectors for Different Distance Functions

14 years 4 months ago

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Christian Icking, Rolf Klein, Lihong Ma, Stefan Ni...

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34

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COMPGEOM
1999
ACM

141views Discrete Geometry» more COMPGEOM 1999»

Interval Methods for Kinetic Simulations

14 years 4 months ago

Download www.tem.uoc.gr

We propose a speed-up method for discrete-event simulations, including sweep-line or -plane techniques, requiring the repeated calculation of the times at which certain discrete e...

Leonidas J. Guibas, Menelaos I. Karavelas

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26

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COMPGEOM
1999
ACM

102views Discrete Geometry» more COMPGEOM 1999»

H-Walk: Hierarchical Distance Computation for Moving Convex Bodies

14 years 4 months ago

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This paper presents the Hierarchical Walk, or H-Walk algorithm, which maintains the distance between two moving convex bodies by exploiting both motion coherence and hierarchical ...

Leonidas J. Guibas, David Hsu, Li Zhang

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37

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COMPGEOM
1999
ACM

138views Discrete Geometry» more COMPGEOM 1999»

Crust and Anti-Crust: A One-Step Boundary and Skeleton Extraction Algorithm

14 years 4 months ago

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We wish to extract the topology from scanned maps. In previous work [15] this was done by extracting a skeleton from the Voronoi diagram, but this required vertex labelling and wa...

Christopher M. Gold

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33

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COMPGEOM
1999
ACM

217views Discrete Geometry» more COMPGEOM 1999»

Geometric Pattern Matching: A Performance Study

14 years 4 months ago

Download www.cs.utah.edu

In this paper, we undertake a performance study of some recent algorithms for geometric pattern matching. These algorithms cover two general paradigms for pattern matching; alignm...

Martin Gavrilov, Piotr Indyk, Rajeev Motwani, Sure...

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41

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COMPGEOM
1999
ACM

176views Discrete Geometry» more COMPGEOM 1999»

Folding Flat Silhouettes and Wrapping Polyhedral Packages: New Results in Computational Origami

14 years 4 months ago

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We show a remarkable fact about folding paper: From a single rectangular sheet of paper, one can fold it into a ﬂat origami that takes the (scaled) shape of any connected polygo...

Erik D. Demaine, Martin L. Demaine, Joseph S. B. M...

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27

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COMPGEOM
1999
ACM

129views Discrete Geometry» more COMPGEOM 1999»

Metamorphosis of the Cube

14 years 4 months ago