Sciweavers

936 search results - page 24 / 188
» The Logical Difference Problem for Description Logic Termino...
Sort
View
LICS
2005
IEEE
14 years 1 months ago
Proof-Theoretic Approach to Description-Logic
In recent work Baader has shown that a certain description logic with conjunction, existential quantification and with circular definitions has a polynomial time subsumption pro...
Martin Hofmann
OTM
2007
Springer
14 years 1 months ago
Approaches to Inconsistency Handling in Description-Logic Based Ontologies
The problem of inconsistency handling in ontologies has recently been attracting a lot of attention. When inconsistency occurs in an ontology, there are mainly two ways to deal wit...
David A. Bell, Guilin Qi, Weiru Liu
SPIESR
1996
141views Database» more  SPIESR 1996»
13 years 9 months ago
Describing and Classifying Multimedia Using the Description Logic GRAIL
Many applications would benefit if media objects such as images could be selected and classified (or clustered) such that "conceptually similar" images are grouped toget...
Carole A. Goble, Christian Haul, Sean Bechhofer
DLOG
2003
13 years 9 months ago
Rewriting Aggregate Queries using Description Logic
This paper presents an application of a DL reasoner to the optimization of an object-relational query language. Queries containing aggregate functions are difficult to optimize be...
David DeHaan, David Toman, Grant E. Weddell
FUIN
2008
116views more  FUIN 2008»
13 years 7 months ago
On the Relationship between Description Logic-based and F-Logic-based Ontologies
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...
Jos de Bruijn, Stijn Heymans