923 search results - page 38 / 185 » On a Declarative Semantics for Web Queries |
104
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AIME
2007
Springer
15 years 6 months ago
2007
Springer
Software applications that work with biomedical data have significant knowledge-management requirements. Formal knowledge models and knowledge-based methods can be very useful in m...
95
Voted
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...
104
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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...