521 search results - page 15 / 105 » Answering Queries by Semantic Caches |
114
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CORR
2011
Springer
14 years 4 months ago
2011
Springer
Ontologies and rules are usually loosely coupled in knowledge representation formalisms. In fact, ontologies use open-world reasoning while the leading semantics for rules use non...
PODS
2008
ACM
15 years 10 months ago
2008
ACM
Data exchange, also known as data translation, has been extensively investigated in recent years. One main direction of research has focused on the semantics and the complexity of...
103
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DLOG
2003
14 years 11 months ago
2003
Agent systems that search the Semantic Web are seen as killer applications for description logic (DL) inference engines. The guiding examples for the Semantic Web involve informat...
DEXAW
2006
IEEE
15 years 3 months ago
2006
IEEE
This paper briefly reviews the recent literature on consistent query answering, an approach to handle database inconsistency in a systematic and logical manner based on the notio...
OWLED
2008
14 years 11 months ago
2008
We study conjunctive query answering in the description logic EL, the core of the designated OWL2-EL profile of OWL2. In particular, we present an approach that allows the use of c...