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JMIV
2006
176views more  JMIV 2006»
14 years 17 days ago
Centroidal Voronoi Tessellation Algorithms for Image Compression, Segmentation, and Multichannel Restoration
Centroidal Voronoi tessellations (CVT's) are special Voronoi tessellations for which the generators of the tessellation are also the centers of mass (or means) of the Voronoi ...
Qiang Du, Max Gunzburger, Lili Ju, Xiaoqiang Wang
CORR
2008
Springer
68views Education» more  CORR 2008»
14 years 21 days ago
Three-dimensional Random Voronoi Tessellations: From Cubic Crystal Lattices to Poisson Point Processes
We perturb the simple cubic (SC), body-centered cubic (BCC), and face-centered cubic (FCC) structures with a spatial Gaussian noise whose adimensional strength is controlled by th...
Valerio Lucarini
ISVD
2007
IEEE
14 years 6 months ago
Voronoi Tessellations and the Cosmic Web: Spatial Patterns and Clustering across the Universe
The spatial cosmic matter distribution on scales of a few up to more than a hundred Megaparsec1 displays a salient and pervasive foamlike pattern. Voronoi tessellations are a vers...
Rien van de Weygaert