125 search results - page 10 / 25 » Inferring Query Performance Using Pre-retrieval Predictors. |
179
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FUIN
2010
15 years 4 months ago
2010
Abstract. Logic Programs with Annotated Disjunctions (LPADs) allow to express probabilistic information in logic programming. The semantics of an LPAD is given in terms of the well...
154
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SIGMOD
2004
ACM
16 years 6 months ago
2004
ACM
Current day database applications, with large numbers of users, require fine-grained access control mechanisms, at the level of individual tuples, not just entire relations/views,...
182
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ESWS
2009
Springer
16 years 11 days ago
2009
Springer
We consider the problem of a user querying semistructured data such as RDF without knowing its structure. In these circumstances, it is helpful if the querying system can perform a...
180
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EDBT
2010
ACM
16 years 19 days ago
2010
ACM
There are two broad approaches to query evaluation over probabilistic databases: (1) Intensional Methods proceed by manipulating expressions over symbolic events associated with u...
251
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SIGMOD
2009
ACM
16 years 6 months ago
2009
ACM
With large amounts of correlated probabilistic data being generated in a wide range of application domains including sensor networks, information extraction, event detection etc.,...