2987 search results - page 536 / 598 » Multiobjective Query Optimization |
200
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SIGMOD
2007
ACM
16 years 1 months ago
2007
ACM
Querying XML effectively and efficiently using declarative languages such as XQuery and XPath has been widely studied in both academic and industrial settings. Most RDBMS vendors ...
214
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SIGMOD
2005
ACM
16 years 1 months ago
2005
ACM
While traditional database systems optimize for performance on one-shot queries, emerging large-scale monitoring applications require continuous tracking of complex aggregates and...
ECIR
2009
Springer
15 years 10 months ago
2009
Springer
Ranking for multilingual information retrieval (MLIR) is a task to rank documents of different languages solely based on their relevancy to the query regardless of query’s langu...
123
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FOCS
2009
IEEE
15 years 8 months ago
2009
IEEE
Abstract— A number of recent results on optimization problems involving submodular functions have made use of the ”multilinear relaxation” of the problem [3], [8], [24], [14]...
105
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SSDBM
2005
IEEE
15 years 7 months ago
2005
IEEE
This paper introduces a framework for Phenomena Detection and Tracking (PDT, for short) in sensor network databases. Examples of detectable phenomena include the propagation over ...