2850 search results - page 101 / 570 » Answering Queries using Humans, Algorithms and Databases |
112
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FLOPS
2008
Springer
15 years 3 months ago
2008
Springer
In this paper, we present an extension of the scheme HH(C) (Hereditary Harrop formulas with Constraints) with a suitable formulation of negation in order to obtain a constraint ded...
202
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ICDE
2008
IEEE
16 years 3 months ago
2008
IEEE
Text documents often embed data that is structured in nature, and we can expose this structured data using information extraction technology. By processing a text database with inf...
101
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ICDE
2002
IEEE
15 years 7 months ago
2002
IEEE
We consider the use of data reduction techniques for the problem of approximate query answering. We focus on applications for which accurate answers to selective queries are requi...
ICDT
1995
ACM
15 years 5 months ago
1995
ACM
Partial information in databases can arise when information from several databases is combined. Even if each database is complete for some \world", the combined databases wil...
127
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ER
2004
Springer
15 years 5 months ago
2004
Springer
The semantic web envisions a World Wide Web in which data is described with rich semantics and applications can pose complex queries. Ontologies, a cornerstone of the semantic web,...