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» On Ordering Descriptions in a Description Logic
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DATESO
2008
133views Database» more  DATESO 2008»
15 years 1 months ago
Incox - A Language for XML Integrity Constraints Description
Presently, there is no specialized language for complex integrity constraints description in XML documents. In this paper we present a language that combines first-order logic toge...
Katerina Opocenska, Michal Kopecky
DLOG
1998
15 years 1 months ago
Comparing Subsumption Optimizations
Effective systems for expressive description logics require a heavily-optimised subsumption checker incorporating a range of optimisation techniques. Because of the correspondence...
Ian Horrocks, Peter F. Patel-Schneider
DLOG
2001
15 years 1 months ago
Combining Tableaux and Algebraic Methods for Reasoning with Qualified Number Restrictions
This paper investigates an optimization technique for reasoning with qualified number restrictions in the description logic ALCQHR+ . We present a hybrid architecture where a stan...
Volker Haarslev, Martina Timmann, Ralf Möller
CADE
2000
Springer
15 years 4 months ago
System Description: ARA - An Automatic Theorem Prover for Relation Algebras
Abstract. aRa is an automatic theorem prover for various kinds of relation algebras. It is based on Gordeev’s Reduction Predicate Calculi for n-variable logic (RPCn) which allow ...
Carsten Sinz
INLG
2010
Springer
14 years 9 months ago
Grouping Axioms for More Coherent Ontology Descriptions
Ontologies and datasets for the Semantic Web are encoded in OWL formalisms that are not easily comprehended by people. To make ontologies accessible to human domain experts, sever...
Sandra Williams, Richard Power