7576 search results - page 280 / 1516 » On Querying Ontologies and Databases |
254
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SIGMOD
2007
ACM
16 years 6 months ago
2007
ACM
In-network sensor query processing systems (ISQPs), or sensor databases, have been developed to acquire, process and aggregate data from wireless sensor networks (WSNs). Because W...
178
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FLOPS
2008
Springer
15 years 8 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...
160
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CIKM
2011
Springer
14 years 6 months ago
2011
Springer
Typically, users interact with database systems by formulating queries. However, many times users do not have a clear understanding of their information needs or the exact content...
177
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DEEC
2005
IEEE
16 years 10 days ago
2005
IEEE
A base of clearly defined product information is a key foundation for an e-commerce system. The manipulation and exchange of semantically enriched and precise product information ...
151
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DASFAA
2007
IEEE
16 years 1 months ago
2007
IEEE
Recently a lot of work on integrating the search interfaces of multiple Web databases of the same domain into an integrated interface has been reported. Such integrated interfaces ...