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» Computational geometry for sculpture
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COMGEO
2000
ACM
13 years 9 months ago
Fast and accurate collision detection for haptic interaction using a three degree-of-freedom force-feedback device
We present a fast and accurate collision detection algorithm for haptic interaction with polygonal models. Given a model, we pre-compute a hybrid hierarchical representation, cons...
Arthur D. Gregory, Ming C. Lin, Stefan Gottschalk,...
IVC
2000
179views more  IVC 2000»
13 years 9 months ago
A system to place observers on a polyhedral terrain in polynomial time
The Art Gallery Problem deals with determining the number of observers necessary to cover an art gallery room such that every point is seen by at least one observer. This problem ...
Maurício Marengoni, Bruce A. Draper, Allen ...
GEOINFORMATICA
1998
96views more  GEOINFORMATICA 1998»
13 years 9 months ago
Experiments with Learning Techniques for Spatial Model Enrichment and Line Generalization
The nature of map generalization may be non-uniform along the length of an individual line, requiring the application of methods that adapt to the local geometry and the geographi...
Corinne Plazanet, Nara Martini Bigolin, Anne Ruas
JMMA
2002
90views more  JMMA 2002»
13 years 9 months ago
Implicit Convex Polygons
Convex polygons in the plane can be defined explicitly as an ordered list of vertices, or given implicitly, for example by a list of linear constraints. The latter representation h...
Francisco Gómez, Ferran Hurtado, Suneeta Ra...
PRESENCE
1998
112views more  PRESENCE 1998»
13 years 9 months ago
The Sounds of Physical Shapes
We propose a general framework for the simulation of sounds produced by colliding physical objects in a virtual reality environment. The framework is based on the vibration dynami...
Kees van den Doel, Dinesh K. Pai