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» Multiscale geometric image processing
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ISVD
2010
IEEE
13 years 7 months ago
Alpha Shape Topology of the Cosmic Web
—We study the topology of the Megaparsec Cosmic Web on the basis of the Alpha Shapes of the galaxy distribution. The simplicial complexes of the alpha shapes are used to determin...
Rien van de Weygaert, Erwin Platen, Gert Vegter, B...
SIGGRAPH
1997
ACM
14 years 1 months ago
Interactive Boolean operations for conceptual design of 3-D solids
Interactive modeling of 3-D solids is an important and difficult problem in computer graphics. The Constructive Solid Geometry (CSG) modeling scheme is highly attractive for inte...
Ari Rappoport, Steven N. Spitz
ICIP
2002
IEEE
14 years 10 months ago
Real-time reconstruction of wavelet encoded meshes for view-dependent transmission and visualization
Wavelet methods for geometry encoding is a recently emerged superset of multiresolution analysis which has proven to be very efficient in term of compression and adaptive transmis...
Patrick Gioia, Oliver Aubault, Christian Bouville
SIGGRAPH
1996
ACM
14 years 1 months ago
Fitting Smooth Surfaces to Dense Polygon Meshes
Recent progress in acquiring shape from range data permits the acquisition of seamless million-polygon meshes from physical models. In this paper, we present an algorithm and syst...
Venkat Krishnamurthy, Marc Levoy
ICVS
1999
Springer
14 years 1 months ago
3-D Modelling and Robot Localization from Visual and Range Data in Natural Scenes
Abstract. This paper concerns the exploration of a natural environment by a mobile robot equipped with both a video camera and a range sensor (stereo or laser range finder); we fo...
Carlos Parra, Rafael Murrieta-Cid, Michel Devy, Ma...