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» Decomposing Description Logic Ontologies
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AAAI
2006
13 years 10 months ago
Characterizing Data Complexity for Conjunctive Query Answering in Expressive Description Logics
Description Logics (DLs) are the formal foundations of the standard web ontology languages OWL-DL and OWL-Lite. In the Semantic Web and other domains, ontologies are increasingly ...
Magdalena Ortiz, Diego Calvanese, Thomas Eiter
DLOG
2009
13 years 6 months ago
Relativizing Concept Descriptions to Comparison Classes
Context-sensitivity has been for long a subject of study in linguistics, logic and computer science. Recently the problem of representing and reasoning with contextual knowledge ha...
Szymon Klarman, Stefan Schlobach
AIM
2005
13 years 8 months ago
Description Logics and Planning
This paper surveys previous work on combining planning techniques with expressive representations of knowledge in description logics to reason about tasks, plans, and goals. Descr...
Yolanda Gil
DLOG
2007
13 years 11 months ago
Exploiting Conjunctive Queries in Description Logic Programs
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...
Thomas Eiter, Giovambattista Ianni, Thomas Krennwa...
ESWS
2005
Springer
14 years 2 months ago
Nonmonotonic Ontological and Rule-Based Reasoning with Extended Conceptual Logic Programs
We present extended conceptual logic programs (ECLPs), for which reasoning is decidable and, moreover, can be reduced to finite answer set programming. ECLPs are useful to reason ...
Stijn Heymans, Davy Van Nieuwenborgh, Dirk Vermeir