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» Computing singular points of plane rational curves
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COMPGEOM
2006
ACM
15 years 7 months ago
Provably good sampling and meshing of Lipschitz surfaces
In the last decade, a great deal of work has been devoted to the elaboration of a sampling theory for smooth surfaces. The goal was to ensure a good reconstruction of a given surf...
Jean-Daniel Boissonnat, Steve Oudot
132
Voted
CGF
2002
110views more  CGF 2002»
15 years 1 months ago
Free-form sketching with variational implicit surfaces
With the advent of sketch-based methods for shape construction, there's a new degree of power available in the rapid creation of approximate shapes. Sketch [Zeleznik, 1996] s...
Olga A. Karpenko, John F. Hughes, Ramesh Raskar
IMAMS
2007
115views Mathematics» more  IMAMS 2007»
15 years 3 months ago
Segmenting Periodic Reliefs on Triangle Meshes
Decorative reliefs are widely used for e.g. packaging and porcelain design. In periodic reliefs, the relief repeats a pattern, for example all the way around an underlying surface...
Shenglan Liu, Ralph R. Martin, Frank C. Langbein, ...
SGP
2007
15 years 4 months ago
Focal surfaces of discrete geometry
The differential geometry of smooth three-dimensional surfaces can be interpreted from one of two perspectives: in terms of oriented frames located on the surface, or in terms of ...
Jingyi Yu, Xiaotian Yin, Xianfeng Gu, Leonard McMi...
COMGEO
1998
ACM
15 years 1 months ago
The union of moving polygonal pseudodiscs - Combinatorial bounds and applications
Let P be a set of polygonal pseudodiscs in the plane with n edges in total translating with xed velocities in xed directions. We prove that the maximumnumber of combinatorial chan...
Mark de Berg, Hazel Everett, Leonidas J. Guibas