803 search results - page 33 / 161 » Querying the Semantic Web with SWRL |
CORR
2007
Springer
14 years 11 months ago
2007
Springer
We address the problem of answering Web ontology queries efficiently. An ontology is formalized as a Deductive Ontology Base (DOB), a deductive database that comprises the ontology...
112
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ACL
2009
14 years 9 months ago
2009
We present a novel approach to parse web search queries for the purpose of automatic tagging of the queries. We will define a set of probabilistic context-free rules, which genera...
101
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WIDM
2003
ACM
15 years 5 months ago
2003
ACM
Ontologies play an important role in the Semantic Web. Currently, several Web ontology languages have been proposed and there has been a substantial effort towards the formalizat...
101
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ECAI
2004
Springer
15 years 3 months ago
2004
Springer
We present a user interface, the OntoRefiner1 system, for helping the user to navigate numerous retrieved documents after a search querying a semantic portal which integrates a ver...
102
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PSSS
2003
15 years 1 months ago
2003
Abstract: We present DLDB, a knowledge base system that extends a relational database management system with additional capabilities for DAML+OIL inference. We discuss a number of ...