3969 search results - page 430 / 794 » Query Processing Using Ontologies |
157
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SAC
2008
ACM
15 years 5 months ago
2008
ACM
Modern applications requiring spatial network processing pose many interesting query optimization challenges. In many cases, query processing depends on the corresponding graph si...
188
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IS
2011
14 years 10 months ago
2011
Sensor networks are often used to perform monitoring tasks, such as animal and vehicle tracking, or the surveillance of enemy forces in military applications. In this paper we int...
289
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VLDB
2006
ACM
16 years 6 months ago
2006
ACM
Abstract Traditional nearest-neighbor (NN) search is based on two basic indexing approaches: object-based indexing and solution-based indexing. The former is constructed based on t...
188
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SIGIR
2009
ACM
16 years 23 days ago
2009
ACM
When search is against structured documents, it is beneficial to extract information from user queries in a format that is consistent with the backend data structure. As one step...
210
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WWW
2010
ACM
16 years 1 months ago
2010
ACM
Today the major web search engines answer queries by showing ten result snippets, which need to be inspected by users for identifying relevant results. In this paper we investigat...