1171 search results - page 137 / 235 » A Logical Language for Expressing Authorizations |
215
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DLOG
2011
14 years 10 months ago
2011
A combination of open and closed-world reasoning (usually called local closed world reasoning) is a desirable capability of knowledge representation formalisms for Semantic Web app...
196
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JELIA
2004
Springer
15 years 11 months ago
2004
Springer
Abstract. Often, decision making involves autonomous agents that are structured in a complex hierarchy, representing e.g. authority. Typically the agents share the same body of kno...
155
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DLOG
1996
15 years 7 months ago
1996
To ensure the re-use of domain ontologies the usual approach relies on a pivot language, e.g., Kif, intoandfromwhich the domainontologyis translated. This requires several distinc...
195
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JAPLL
2010
15 years 4 months ago
2010
We provide complete axiomatizations for several fragments of XPath: sets of equivalences from which every other valid equivalence is derivable. Specifically, we axiomatize downwar...
174
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SEMWEB
2010
Springer
15 years 4 months ago
2010
Springer
Abstract. We study the problem of evolution for Knowledge Bases (KBs) expressed in Description Logics (DLs) of the DL-Lite family. DL-Lite is at the basis of OWL 2 QL, one of the t...