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» On the Consistency of Ranking Algorithms
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VMV
2004
103views Visualization» more  VMV 2004»
13 years 9 months ago
Consistent penetration depth estimation for deformable collision response
Penalty approaches can be used to efficiently resolve collisions of dynamically simulated rigid and deformable objects. These methods compute penalty forces based on the penetrati...
Bruno Heidelberger, Matthias Teschner, Richard Kei...
PAMI
2008
172views more  PAMI 2008»
13 years 8 months ago
A Theory Of Frequency Domain Invariants: Spherical Harmonic Identities for BRDF/Lighting Transfer and Image Consistency
This paper develops a theory of frequency domain invariants in computer vision. We derive novel identities using spherical harmonics, which are the angular frequency domain analog ...
Dhruv Mahajan, Ravi Ramamoorthi, Brian Curless
CONSTRAINTS
2002
129views more  CONSTRAINTS 2002»
13 years 7 months ago
Cost-Based Arc Consistency for Global Cardinality Constraints
A global cardinality constraint (gcc) is specified in terms of a set of variables X = {x1, ..., xp} which take their values in a subset of V = {v1, ..., vd}. It constrains the numb...
Jean-Charles Régin
CIKM
2009
Springer
14 years 2 months ago
Learning to rank graphs for online similar graph search
Many applications in structure matching require the ability to search for graphs that are similar to a query graph, i.e., similarity graph queries. Prior works, especially in chem...
Bingjun Sun, Prasenjit Mitra, C. Lee Giles
APPROX
2006
Springer
179views Algorithms» more  APPROX 2006»
13 years 11 months ago
Adaptive Sampling and Fast Low-Rank Matrix Approximation
We prove that any real matrix A contains a subset of at most 4k/ + 2k log(k + 1) rows whose span "contains" a matrix of rank at most k with error only (1 + ) times the er...
Amit Deshpande, Santosh Vempala