6905 search results - page 852 / 1381 » Querying Multidimensional Databases |
190
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ICDE
2002
IEEE
16 years 17 days ago
2002
IEEE
We consider the use of data reduction techniques for the problem of approximate query answering. We focus on applications for which accurate answers to selective queries are requi...
196
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VLDB
2001
ACM
16 years 1 days ago
2001
ACM
imizer Communication using Abstract Plans in Sybase ASE Query optimizers are error prone, due to both their nature and the increased search space that modern query processing requ...
187
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DEBS
2007
ACM
15 years 11 months ago
2007
ACM
Queries for composite events typically involve the four complementary dimensions of event data, event composition, relationships between events (esp. temporal and causal), and acc...
260
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PKDD
2000
Springer
15 years 11 months ago
2000
Springer
Data mining is a useful decision support technique, which can be used to find trends and regularities in warehouses of corporate data. A serious problem of its practical applicatio...
210
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DLOG
2008
15 years 10 months ago
2008
The paper addresses the problem of explaining some reasoning tasks associated with the DL-Lite Description Logic. Because of the simplicity of the language, standard concept level ...