4382 search results - page 240 / 877 » Query by Semantic Example |
140
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LAWEB
2005
IEEE
15 years 8 months ago
2005
IEEE
Storing and querying Resource Description Framework (RDF) data is one of the basic tasks within any Semantic Web application. A number of storage systems provide assistance for th...
136
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ISMIS
2000
Springer
15 years 6 months ago
2000
Springer
A top-down query processing method for first order deductive databases under the disjunctive well-founded semantics (DWFS) is presented. The method is based upon a characterisation...
139
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DLOG
2007
15 years 5 months ago
2007
We present cq-programs, which enhance nonmonotonic description logics (dl-) programs by conjunctive queries (CQ) and union of conjunctive queries (UCQ) over Description Logics kno...
144
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IJCAI
2003
15 years 4 months ago
2003
In this paper we address the problem of query answering and rewriting in global-as-view data integration systems, when key and inclusion dependencies are expressed on the global i...
114
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IJCAI
2003
15 years 4 months ago
2003
In this paper, we define a simple but scalable framework for peer-to-peer data sharing systems, in which the problem of answering queries over a network of semantically related p...