902 search results - page 117 / 181 » Efficient and Extensible Algorithms for Multi Query Optimiza... |
120
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PAMI
2006
15 years 15 days ago
2006
Efficient segmentation of globally optimal surfaces representing object boundaries in volumetric data sets is important and challenging in many medical image analysis applications....
188
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ICDE
2006
IEEE
16 years 1 months ago
2006
IEEE
Database columns are often correlated, so that cardinality estimates computed by assuming independence often lead to a poor choice of query plan by the optimizer. Multidimensional...
119
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CVPR
2010
IEEE
15 years 5 months ago
2010
IEEE
Kernel methods provide an efficient mechanism to derive nonlinear algorithms. In classification problems as well as in feature extraction, kernel-based approaches map the original...
107
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SAC
2004
ACM
15 years 6 months ago
2004
ACM
Until recently, issues in image retrieval have been handled in DBMSs and in computer vision as separate research works. Nowadays, the trend is towards integrating the two approach...
208
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SIGMOD
2006
ACM
16 years 22 days ago
2006
ACM
This paper introduces the Tuple Graph (TuG) synopses, a new class of data summaries that enable accurate selectivity estimates for complex relational queries. The proposed summari...