1038 search results - page 58 / 208 » Space-Bounded Query Approximation |
148
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ICDE
2011
IEEE
14 years 6 months ago
2011
IEEE
—When users submit new queries to a distributed stream processing system (DSPS), a query planner must allocate physical resources, such as CPU cores, memory and network bandwidth...
102
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SIGMOD
2002
ACM
16 years 2 months ago
2002
ACM
Recently several important relational database tasks such as index selection, histogram tuning, approximate query processing, and statistics selection have recognized the importan...
152
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WAIM
2009
Springer
15 years 9 months ago
2009
Springer
Large amount of uncertain data is inherent in many novel and important applications such as sensor data analysis and mobile data management. A probabilistic threshold range aggrega...
COCOON
2007
Springer
15 years 8 months ago
2007
Springer
We investigate the problem of finding an unknown cut through querying vertices of a graph G. Our complexity measure is the number of submitted queries. To avoid some worst cases, ...
127
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PODS
2010
ACM
15 years 4 months ago
2010
ACM
We study highly expressive query languages such as datalog, fixpoint, and while-languages on probabilistic databases. We generalize these languages such that computation steps (e....