2217 search results - page 253 / 444 » Rank-aware Query Optimization |
187
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ICMCS
2010
IEEE
15 years 7 months ago
2010
IEEE
The increasingly large amount of digital multimedia content has created a need for technologies to search and identify multimedia files. Multimedia fingerprinting has been widely ...
148
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IIS
2004
15 years 7 months ago
2004
Estimating the result size of a join is an important query optimization problem as it determines the choice of a good query evaluation strategy. Yet, there are few efficient techni...
162
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ERSHOV
2006
Springer
15 years 10 months ago
2006
Springer
In this work, we present a semantic query optimization technique to improve the efficiency of the evaluation of a subset of SQL:1999 recursive queries. Using datalog notation, we c...
196
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SODA
2008
ACM
15 years 7 months ago
2008
ACM
We address the extension of the binary search technique from sorted arrays and totally ordered sets to trees and tree-like partially ordered sets. As in the sorted array case, the...
183
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SODA
2000
ACM
15 years 7 months ago
2000
ACM
Most research in algorithms for geometric query problems has focused on their worstcase performance. However, when information on the query distribution is available, the alternat...