4468 search results - page 272 / 894 » Processing Forecasting Queries |
264
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ICDE
2000
IEEE
16 years 8 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...
287
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GIS
2008
ACM
16 years 7 months ago
2008
ACM
We report on our experience from design and implementation of a powerful map application for managing, querying and visualizing evolving locations of moving objects. Instead of bu...
173
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WWW
2007
ACM
16 years 7 months ago
2007
ACM
We present a method for acquiring ontological knowledge using search query logs. We first use query logs to identify important contexts associated with terms belonging to a semant...
192
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EDBT
2004
ACM
16 years 6 months ago
2004
ACM
Despite the existence of obstacles in many database applications, traditional spatial query processing utilizes the Euclidean distance metric assuming that points in space are dire...
170
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CIKM
2009
Springer
16 years 1 months ago
2009
Springer
This paper proposes a strategy to reduce the amount of hardware involved in the solution of search engine queries. It proposes using a secondary compact cache that keeps minimal i...