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    IJCGA
    2007
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    Computational Geometry Column 48
    14 years 11 days ago
    Computational Geometry Column 48
    Download  maven.smith.edu
    Joseph O'Rourke
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    IJCGA
    2007
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    Maintaining Visibility Information of Planar Point Sets with a Moving Viewpoint
    14 years 11 days ago
    Maintaining Visibility Information of Planar Point Sets with a Moving Viewpoint
    Download  cgm.cs.mcgill.ca
    Given a set of n points in the plane, we consider the problem of computing the circular ordering of the points about a viewpoint q and efficiently maintaining this ordering inform...
    Olivier Devillers, Vida Dujmovic, Hazel Everett, S...
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    IJCGA
    2007
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    Mapping Complicated Surfaces onto a Sphere
    14 years 11 days ago
    Mapping Complicated Surfaces onto a Sphere
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    Sahand Jamal Rahi, Kim Sharp
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    IJCGA
    2007
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    Parabola Separation Queries and their Application to Stone Throwing
    14 years 11 days ago
    Parabola Separation Queries and their Application to Stone Throwing
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    Given two sets A and B of m non-intersecting line segments in the plane, we show how to compute in O(m log m) time a data structure that uses O(m) space and allows to answer the fo...
    Otfried Cheong, Hazel Everett, Hyo-Sil Kim, Sylvai...
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    IJCGA
    2007
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    Region Intervisibility in Terrains
    14 years 11 days ago
    Region Intervisibility in Terrains
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    Esther Moet, Marc J. van Kreveld, René van ...
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    IJCGA
    2007
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    On the Expected Size of the 2D Visibility Complex
    14 years 11 days ago
    On the Expected Size of the 2D Visibility Complex
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    We study the expected size of the 2D visibility complex of randomly distributed objects in the plane. We prove that the asymptotic expected number of free bitangents (which corres...
    Hazel Everett, Sylvain Lazard, Sylvain Petitjean, ...
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    IJCGA
    2007
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    Immobilizing Hinged Polygons
    14 years 11 days ago
    Immobilizing Hinged Polygons
    Download  dimacs.rutgers.edu
    : We study the problem of fixturing a chain of hinged objects in a given placement with frictionless point contacts. We define the notions of immobility and robust immobility, wh...
    Jae-Sook Cheong, A. Frank van der Stappen, Kenneth...
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