313 search results - page 26 / 63 » Cost-Based Object Query Optimization |
WINE
2007
Springer
15 years 3 months ago
2007
Springer
Internet search companies sell advertisement slots based on users’ search queries via an auction. Advertisers have to solve a complex optimization problem of how to place bids o...
TKDE
2010
14 years 8 months ago
2010
—Efficiency and privacy are two fundamental issues in moving object monitoring. This paper proposes a privacy-aware monitoring (PAM) framework that addresses both issues. The fra...
185
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GIS
2006
ACM
15 years 10 months ago
2006
ACM
Given a query point and a collection of spatial features, a multi-type nearest neighbor (MTNN) query finds the shortest tour for the query point such that only one instance of eac...
CP
2009
Springer
15 years 4 months ago
2009
Springer
The problem of finding a collection of solutions to a combinatorial problem that is optimal in terms of an inter-solution objective function exists in many application settings. F...
116
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DASFAA
2004
IEEE
15 years 1 months ago
2004
IEEE
Relational index structures, as for instance the Relational Interval Tree or the Linear Quadtree, support efficient processing of queries on top of existing object-relational datab...