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CGF
2007
153views more  CGF 2007»
13 years 8 months ago
Skeleton-based Variational Mesh Deformations
In this paper, a new free-form shape deformation approach is proposed. We combine a skeleton-based mesh deformation technique with discrete differential coordinates in order to cr...
Shin Yoshizawa, Alexander G. Belyaev, Hans-Peter S...
JMIV
2007
94views more  JMIV 2007»
13 years 8 months ago
A Variational Model for Capturing Illusory Contours Using Curvature
Illusorycontours,suchastheclassicalKanizsatriangleandsquare[9],areintrinsicphenomenainhuman vision. These contours are not completely defined by real object boundaries, but also i...
Wei Zhu, Tony F. Chan
VC
2010
122views more  VC 2010»
13 years 6 months ago
Nonhomogeneous scaling optimization for realtime image resizing
We present a novel approach for interactive content-aware image resizing. The resizing is performed on warping a triangular mesh over the image, which captures the image saliency i...
Yong Jin, Ligang Liu, Qingbiao Wu
APPROX
2009
Springer
107views Algorithms» more  APPROX 2009»
14 years 3 months ago
Hierarchy Theorems for Property Testing
Referring to the query complexity of property testing, we prove the existence of a rich hierarchy of corresponding complexity classes. That is, for any relevant function q, we prov...
Oded Goldreich, Michael Krivelevich, Ilan Newman, ...
CIE
2007
Springer
14 years 2 months ago
Hierarchies in Fragments of Monadic Strict NP
We expose a strict hierarchy within monotone monadic strict NP without inequalities (MMSNP), based on the number of second-order monadic quantifiers. We do this by studying a fin...
Barnaby Martin, Florent R. Madelaine