3514 search results - page 258 / 703 » On Moving Object Queries |
266
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ICDE
2002
IEEE
16 years 8 months ago
2002
IEEE
Web-based information systems provide to their users the ability to interleave querying and browsing during their information discovery efforts. The MIX system provides an API cal...
189
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WWW
2009
ACM
16 years 7 months ago
2009
ACM
A pressing task during the unification process is to identify a user's vertical search intention based on the user's query. In this paper, we propose a novel method to p...
253
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SIGMOD
2008
ACM
16 years 6 months ago
2008
ACM
Uncertain data is inherent in a few important applications such as environmental surveillance and mobile object tracking. Top-k queries (also known as ranking queries) are often n...
163
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CCGRID
2005
IEEE
16 years 6 days ago
2005
IEEE
Partial replication is one type of optimization to speed up execution of queries submitted to large datasets. In partial replication, a portion of the dataset is extracted, re-org...
181
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SIGMOD
2010
ACM
15 years 11 months ago
2010
ACM
Current relational databases require that a database schema exist prior to data entry and require manual optimization for best performance. We describe the query optimization tech...