223 search results - page 34 / 45 » Expressive and Efficient Peer-to-Peer Queries |
111
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SIGMOD
2003
ACM
16 years 18 days ago
2003
ACM
To facilitate queries over semi-structured data, various structural summaries have been proposed. Structural summaries are derived directly from the data and serve as indices for ...
199
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POPL
2002
ACM
16 years 23 days ago
2002
ACM
Probability distributions are useful for expressing the meanings of probabilistic languages, which support formal modeling of and reasoning about uncertainty. Probability distribu...
86
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BDA
2006
15 years 1 months ago
2006
We consider a publish/subscribe system for digital libraries which continuously evaluates queries over a large repository containing document descriptions. The subscriptions, the ...
111
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DEXA
2010
Springer
15 years 1 months ago
2010
Springer
With the development of more expressive description logics (DLs) for the Web Ontology Language OWL the question arises how we can properly deal with the high computational complexi...
105
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PERCOM
2009
ACM
16 years 1 months ago
2009
ACM
Abstract--Presence, broadly defined as an event publishnotification infrastructure for converged applications, has emerged as a key mechanism for collecting and disseminating conte...