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NA
2010
96views more  NA 2010»
13 years 5 months ago
Spectral element methods on unstructured meshes: which interpolation points?
In the field of spectral element approximations, the interpolation points can be chosen on the basis of different criteria, going from the minimization of the Lebesgue constant to ...
Richard Pasquetti, Francesca Rapetti
SC
1995
ACM
13 years 11 months ago
PMRSB: Parallel Multilevel Recursive Spectral Bisection
The design of a parallel implementation of multilevel recursive spectral bisection on the Cray T3D is described. The code is intended to be fast enough to enable dynamic repartiti...
Stephen T. Barnard
CGF
2007
157views more  CGF 2007»
13 years 7 months ago
Mesh Segmentation via Spectral Embedding and Contour Analysis
We propose a mesh segmentation algorithm via recursive bisection where at each step, a sub-mesh embedded in 3D is first spectrally projected into the plane and then a contour is ...
Rong Liu, Hao Zhang 0002
CGI
2004
IEEE
13 years 11 months ago
Physically-Based Simulation of Objects Represented by Surface Meshes
Objects and scenes in virtual worlds such as 3-d computer games are typically represented by polygonal surface meshes. On the other hand, physically-based simulations of deformati...
Matthias Müller, Matthias Teschner, Markus H....
SMI
2003
IEEE
131views Image Analysis» more  SMI 2003»
14 years 21 days ago
Watermarking 2D Vector Maps in the Mesh-Spectral Domain
This paper proposes a digital watermarking algorithm for 2D vector digital maps. The watermark is a robust, informed-detection watermark to be used to prevent such abuses as an in...
Ryutarou Ohbuchi, Hiroo Ueda, Shuh Endoh