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MP
2011
15 years 1 days ago
2011
Lifting is a procedure for deriving valid inequalities for mixed-integer sets from valid inequalities for suitable restrictions of those sets. Lifting has been shown to be very eļ¬...
161
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MST
2011
15 years 1 days ago
2011
Hierarchical graph deļ¬nitions allow a modular description of graphs using modules for the speciļ¬cation of repeated substructures. Beside this modularity, hierarchical graph de...
191
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PAMI
2011
15 years 1 days ago
2011
ā This paper introduces a product quantization based approach for approximate nearest neighbor search. The idea is to decomposes the space into a Cartesian product of low dimensi...
172
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PAMI
2011
15 years 1 days ago
2011
āExtracting high-quality dynamic foreground layers from a video sequence is a challenging problem due to the coupling of color, motion, and occlusion. Many approaches assume that...
277
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PC
2011
15 years 1 days ago
2011
We investigate the eļ¬cient iterative solution of large-scale sparse linear systems on shared-memory multiprocessors. Our parallel approach is based on a multilevel ILU precondit...