9683 search results - page 207 / 1937 » Query performance prediction |
129
Voted
SDM
2003
SIAM
15 years 4 months ago
2003
SIAM
In earlier work we have introduced and explored a variety of different probabilistic models for the problem of answering selectivity queries posed to large sparse binary data set...
150
Voted
CVPR
2011
IEEE
14 years 11 months ago
2011
IEEE
We propose a novel approach for ranking and retrieval of images based on multi-attribute queries. Existing image retrieval methods train separate classifiers for each word and he...
193
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ICDE
2000
IEEE
16 years 4 months ago
2000
IEEE
Execution plans produced by traditional query optimizers for data integration queries may yield poor performance for several reasons. The cost estimates may be inaccurate, the mem...
123
Voted
SEMWEB
2007
Springer
15 years 8 months ago
2007
Springer
Abstract. The WSMO-MX matchmaker applies different matching filters to retrieve WSMO-oriented service descriptions that are semantically relevant to a given query with respect to...
114
Voted
VLDB
1998
ACM
15 years 6 months ago
1998
ACM
In this paper, we present the results that we have obtained by comparing and testing three well-known database middleware solutions. We have analyzed their features related to glo...