287 search results - page 33 / 58 » Optimization Techniques for Queries with Expensive Methods |
135
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EDBT
2009
ACM
15 years 10 months ago
2009
ACM
In recent years, large amount of data modeled by graphs, namely graph data, have been collected in various domains. Efficiently processing queries on graph databases has attracted...
197
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SSD
2007
Springer
15 years 9 months ago
2007
Springer
In the k-medoid problem, given a dataset P, we are asked to choose k points in P as the medoids. The optimal medoid set minimizes the average Euclidean distance between the points ...
215
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VLDB
2004
ACM
16 years 3 months ago
2004
ACM
In this paper, we propose a new tunable index scheme, called iMinMax(), that maps points in highdimensional spaces to single-dimensional values determined by their maximum or minim...
154
Voted
FCSC
2007
15 years 3 months ago
2007
Application-level content-based routing using XML is a key technology for decentralized publish/subscribe systems. In this paper, a new approach is proposed to support the efficien...
139
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CP
2009
Springer
15 years 10 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...