3891 search results - page 384 / 779 » Query Models |
227
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SIGMOD
2007
ACM
16 years 4 months ago
2007
ACM
The family of threshold algorithm (i.e., TA) has been widely studied for efficiently computing top-k queries. TA uses a sort-merge framework that assumes data lists are pre-sorted...
245
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SIGMOD
2006
ACM
16 years 4 months ago
2006
ACM
In outsourced database (ODB) systems the database owner publishes its data through a number of remote servers, with the goal of enabling clients at the edge of the network to acce...
140
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PODS
2005
ACM
16 years 4 months ago
2005
ACM
We consider query optimization techniques for data intensive P2P applications. We show how to adapt an old technique from deductive databases, namely Query-Sub-Query (QSQ), to a s...
142
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EDBT
2006
ACM
16 years 4 months ago
2006
ACM
Abstract. Comparison of images requires a distance metric that is sensitive to the spatial location of objects and features. Such sensitive distance measures can, however, be compu...
145
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ICMI
2009
Springer
15 years 11 months ago
2009
Springer
Spatial language video retrieval is an important real-world problem that forms a test bed for evaluating semantic structures for natural language descriptions of motion on natural...