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» Interpolation in Valiant's theory
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CCCG
2003
14 years 11 months ago
On Coherent Rotation Angles for As-Rigid-As-Possible Shape Interpolation
Morphing algorithms aim to construct visually pleasing interpolations (morphs) between 2D or 3D shapes. One of the desirable properties of a morph is avoiding selfintersections of...
Jaeil Choi, Andrzej Szymczak
MICS
2007
84views more  MICS 2007»
14 years 9 months ago
Pseudospectra of Matrix Polynomials that Are Expressed in Alternative Bases
Spectra and pseudospectra of matrix polynomials are of interest in geometric intersection problems, vibration problems, and analysis of dynamical systems. In this note we consider ...
Robert M. Corless, Nargol Rezvani, Amirhossein Ami...
ICIP
2005
IEEE
15 years 11 months ago
Hexagonal versus orthogonal lattices: a new comparison using approximation theory
We provide a new comparison between hexagonal and orthogonal lattices, based on approximation theory. For each of the lattices, we select the "natural" spline basis func...
Laurent Condat, Dimitri Van De Ville, Thierry Blu
CGF
2008
75views more  CGF 2008»
14 years 9 months ago
Extraction Of Feature Lines On Surface Meshes Based On Discrete Morse Theory
We present an approach for extracting extremal feature lines of scalar indicators on surface meshes, based on discrete Morse Theory. By computing initial Morse-Smale complexes of ...
Jan Sahner, Britta Weber, Steffen Prohaska, Hans L...
JAT
2008
100views more  JAT 2008»
14 years 9 months ago
Direct and inverse results in variable Hilbert scales
Variable Hilbert scales are an important tool for the recent analysis of inverse problems in Hilbert spaces, as these constitute a way to describe smoothness of objects other than ...
Peter Mathé, Bernd Hofmann