3969 search results - page 163 / 794 » Query Processing Using Ontologies |
168
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DASFAA
2005
IEEE
15 years 8 months ago
2005
IEEE
Peer-to-peer (P2P) computing is gaining more and more significance due to its widespread use currently and potential deployments in future applications. In this paper, we propose ...
242
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ICDE
2007
IEEE
16 years 4 months ago
2007
IEEE
Current approaches to K Nearest Neighbor (KNN) search in mobile sensor networks require certain kind of indexing support. This index could be either a centralized spatial index or...
119
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MDM
2004
Springer
15 years 8 months ago
2004
Springer
We consider in this paper how to leverage heterogeneous mobile computing capability for efficient processing of real-time range-monitoring queries. In our environment, each mobil...
139
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SIGMOD
2005
ACM
15 years 8 months ago
2005
ACM
One of the most powerful features of SQL is the use of nested queries. Most research work on the optimization of nested queries focuses on aggregate subqueries. However, the solut...
130
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DASFAA
2003
IEEE
15 years 8 months ago
2003
IEEE
Modern database applications including computeraided design (CAD), medical imaging, or molecular biology impose new requirements on spatial query processing. Particular problems a...