4180 search results - page 718 / 836 » A Query Language for XML |
166
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EWSN
2008
Springer
16 years 3 months ago
2008
Springer
Today it is possible to deploy sensor networks in the real world and collect large amounts of raw sensory data. However, it remains a major challenge to make sense of sensor data, ...
113
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ICDE
2010
IEEE
15 years 11 months ago
2010
IEEE
— Massive data analysis on large clusters presents new opportunities and challenges for query optimization. Data partitioning is crucial to performance in this environment. Howev...
151
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CCS
2010
ACM
15 years 11 months ago
2010
ACM
In distributed environments, statements from a number of principals, besides the central trusted party, may influence the derivations of authorization decisions. However, existin...
148
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CP
2009
Springer
15 years 11 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...
126
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LICS
2007
IEEE
15 years 10 months ago
2007
IEEE
We introduce symmetric Datalog, a syntactic restriction of linear Datalog and show that its expressive power is exactly that of restricted symmetric monotone Krom SNP. The deep re...