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JAR
2010
139views more  JAR 2010»
14 years 8 months ago
Incremental Classification of Description Logics Ontologies
The development of ontologies involves continuous but relatively small modifications. However, existing ontology reasoners do not take advantage of the similarities between differe...
Bernardo Cuenca Grau, Christian Halaschek-Wiener, ...
RSCTC
2000
Springer
113views Fuzzy Logic» more  RSCTC 2000»
15 years 5 months ago
Approximation of Information Granule Sets
The aim of the paper is to present basic notions related to granular computing, namely the information granule syntax and semantics as well as the inclusion and closeness (similari...
Andrzej Skowron, Jaroslaw Stepaniuk, James F. Pete...
88
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DLOG
1998
15 years 3 months ago
Expressiveness Revisited
We consider two recently proposed definitions of the expressive power of description logics, one due to Baader, the other due to Kurtonina and de Rijke. The proposals are non-equi...
Carlos Areces, Maarten de Rijke
AIMSA
2008
Springer
15 years 8 months ago
Mapping Properties of Heterogeneous Ontologies
Abstract. State of the art formalisms for distributed ontology integration provide ways to express semantic relations between concepts belonging to different ontologies. However, t...
Chiara Ghidini, Luciano Serafini
DLOG
2000
15 years 3 months ago
High Performance Reasoning with Very Large Knowledge Bases
In this contribution we present an empirical analysis of the performance of the ALCNHR+ description logic system RACE applied to TBoxes with a very large number of primitive conce...
Volker Haarslev, Ralf Möller