2181 search results - page 16 / 437 » Ontologies and Description Logics |
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DLOG
2007
15 years 8 days ago
2007
Abstract. Fuzzy Description Logics (f-DLs) have been proposed as formalisms capable of capturing and reasoning about imprecise and vague knowledge. The last years, research in Desc...
OWLED
2007
14 years 11 months ago
2007
Abstract. Ontologies contain information about concepts and their relations. Certain concepts may occur in different ontologies at the same time and these concepts can be used as ...
CADE
2005
Springer
15 years 10 months ago
2005
Springer
Abstract. We describe the instance store, a system for reasoning about individuals (i.e., instances of classes) in OWL ontologies. By using a hybrid reasoner/database architecture,...
DLOG
2007
15 years 8 days ago
2007
We develop a formal framework for modular ontologies by analysing four notions of conservative extensions and their applications in refining, re-using, merging, and segmenting ont...
AAAI
1998
14 years 11 months ago
1998
In this paper we present a fuzzy version of SHOIN(D), the corresponding Description Logic of the ontology description language OWL DL. We show that the representation and reasonin...