1430 search results - page 203 / 286 » Query operations for moving objects database systems |
115
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DOOD
1997
Springer
15 years 5 months ago
1997
Springer
Abstract. This work discusses the CROQUE approach to the maintenance problem for materialized views. In a CROQUE database, application-speci ed collections (type extents or classes...
WSC
2000
15 years 2 months ago
2000
Simulation models can be time-consuming to build and often multiple models are built to simulate similar systems that have small differences. While developing a model to evaluate ...
CPAIOR
2004
Springer
15 years 7 months ago
2004
Springer
ng Abstractions for Local Search Pascal Van Hentenryck1 and Laurent Michel2 1 Brown University, Box 1910, Providence, RI 02912 2 University of Connecticut, Storrs, CT 06269-3155 Ab...
137
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WWW
2008
ACM
16 years 2 months ago
2008
ACM
Web search engines are facing formidable performance challenges due to data sizes and query loads. The major engines have to process tens of thousands of queries per second over t...
250
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GIS
2006
ACM
16 years 2 months ago
2006
ACM
If you were told that some object A was perfectly (or somewhat, or not at all) in some direction (e.g., west, above-right) of some reference object B, where in space would you loo...