1125 search results - page 161 / 225 » Query Answering in Inconsistent Databases |
215
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SIGMOD
2009
ACM
16 years 2 months ago
2009
ACM
Ranking queries are essential tools to process large amounts of probabilistic data that encode exponentially many possible deterministic instances. In many applications where unce...
152
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CLEF
2007
Springer
15 years 8 months ago
2007
Springer
In this paper, we propose a pseudo-relevance feedback method to deal with the photographic retrieval and medical retrieval tasks of ImageCLEF 2007. The aim of our participation to...
115
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SIGMOD
1997
ACM
15 years 6 months ago
1997
ACM
The Distributed Information Search COmponent (Disco) is a prototype heterogeneous distributed database that accesses underlying data sources. The Disco prototype currently focuses...
152
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ICDT
2012
ACM
13 years 4 months ago
2012
ACM
A universal model of a database D and a set Σ of integrity constraints is a database that extends D, satisfies Σ, and is most general in the sense that it contains sound and co...
143
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SIGMOD
2004
ACM
16 years 2 months ago
2004
ACM
The prevalent use of XML highlights the need for a generic, flexible access-control mechanism for XML documents that supports efficient and secure query access, without revealing ...