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SMI
2006
IEEE
152views Image Analysis» more  SMI 2006»
14 years 1 months ago
A Laplacian Based Approach for Free-Form Deformation of Sparse Low-degree IMplicit Surfaces
Sparse Low-degree IMplicit (SLIM) surface [11] is a recently developed non-conforming surface representation. In this paper, a method for free-form deformation of SLIM surfaces is...
Yutaka Ohtake, Takashi Kanai, Kiwamu Kase
SMI
2010
IEEE
173views Image Analysis» more  SMI 2010»
13 years 5 months ago
Point Cloud Skeletons via Laplacian Based Contraction
—We present an algorithm for curve skeleton extraction via Laplacian-based contraction. Our algorithm can be applied to surfaces with boundaries, polygon soups, and point clouds....
Junjie Cao, Andrea Tagliasacchi, Matt Olson, Hao Z...
IMR
2003
Springer
14 years 20 days ago
Combined Laplacian and Optimization-based Smoothing for Quadratic Mixed Surface Meshes
Quadratic elements place stringent requirements on a surface mesh smoother. One of the biggest challenges is that a good linear element may become invalid when mid-side nodes are ...
Zhijian Chen, Joseph R. Tristano, Wa Kwok
CGF
1999
91views more  CGF 1999»
13 years 7 months ago
Improved Laplacian Smoothing of Noisy Surface Meshes
J. Vollmer, Robert Mencl, Heinrich Müller
ISBI
2004
IEEE
14 years 8 months ago
EEG Cortical Imaging: A Vector Field Approach for Laplacian Denoising and Missing Data Estimation
The surface Laplacian is known to be a theoretical reliable approximation of the cortical activity. Unfortunately, because of its high pass character and the relative low density ...
Teodor Alecu, Sviatoslav Voloshynovskiy, Thierry P...