2181 search results - page 3 / 437 » Ontologies and Description Logics |
CADE
2002
Springer
14 years 10 months ago
2002
Springer
Abstract. Description Logics are a family of class based knowledge representation formalisms characterised by the use of various constructors to build complex classes from simpler ...
FUIN
2008
13 years 9 months ago
2008
Many popular ontology languages are based on (subsets of) first-order predicate logic, with classes represented by unary predicates and properties by binary predicates. Specificall...
SSDBM
2002
IEEE
14 years 2 months ago
2002
IEEE
This paper presents an approach to answering queries over an ontology modelled using a description logic. The ontology acts as a global schema, providing a declarative description...
MEDINFO
2007
13 years 11 months ago
2007
Terminologies are increasingly based on “ontologies” developed in description logics and related languages such as the new Web Ontology Language, OWL. The use of description l...
WS
2008
ACM
13 years 9 months ago
2008
ACM
Ontologies play a crucial role in the development of the Semantic Web as a means for defining shared terms in web resources. They are formulated in web ontology languages, which a...