502 search results - page 78 / 101 » Sparse Subspace Clustering |
WAIM
2009
Springer
15 years 6 months ago
2009
Springer
Finding linear correlations in dataset is an important data mining task, which can be widely applied in the real world. Existing correlation clustering methods combine clustering w...
115
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ECCV
2010
Springer
15 years 1 months ago
2010
Springer
Many visual search and matching systems represent images using sparse sets of "visual words": descriptors that have been quantized by assignment to the best-matching symb...
117
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ISAAC
2010
Springer
14 years 9 months ago
2010
Springer
We study the NP-complete TARGET SET SELECTION (TSS) problem occurring in social network analysis. Complementing results on its approximability and extending results for its restric...
100
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SIGIR
2009
ACM
15 years 6 months ago
2009
ACM
Incorporating features extracted from clickthrough data (called clickthrough features) has been demonstrated to significantly improve the performance of ranking models for Web sea...
108
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SC
2000
ACM
15 years 4 months ago
2000
ACM
This paper describes performance tuning experiences with a three-dimensional unstructured grid Euler flow code from NASA, which we have reimplemented in the PETSc framework and p...