619 search results - page 109 / 124 » Query Planning in Infomaster |
115
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CIDR
2007
15 years 3 months ago
2007
Database indices provide a non-discriminative navigational infrastructure to localize tuples of interest. Their maintenance cost is taken during database updates. In this paper, w...
149
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PUK
2003
15 years 3 months ago
2003
This paper exploits the spatial representation of state space problem graphs to preprocess and enhance heuristic search engines. It combines classical AI exploration with computati...
106
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CORR
2010
Springer
15 years 1 months ago
2010
Springer
As mobile devices with positioning capabilities continue to proliferate, data management for so-called trajectory databases that capture the historical movements of populations of...
136
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COMPGEOM
2005
ACM
15 years 3 months ago
2005
ACM
We introduce a new type of diagram called the VV(c)-diagram (the visibility–Voronoi diagram for clearance c), which is a hybrid between the visibility graph and the Voronoi diag...
184
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SIGMOD
2004
ACM
16 years 2 months ago
2004
ACM
Database system architectures are undergoing revolutionary changes. Most importantly, algorithms and data are being unified by integrating programming languages with the database ...