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» Pellet: An OWL DL Reasoner
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SWWS
2008
13 years 7 months ago
Metrics for Evaluating the Semantic Implications of Changes in Evolving Ontologies
We propose a set of metrics for measuring the semantic implications of changes during ontology evolution. Our metrics focus on the changes of classes and associated axioms or annot...
Chuming Chen, Manton M. Matthews
DLOG
2010
13 years 4 months ago
Towards Soundness Preserving Approximation for ABox Reasoning of OWL2
ABox Reasoning in large scale description logic (DL) knowledge bases, e.g. ontologies, is important for the success of many semantic-enriched systems. Performance of existing appro...
Yuan Ren, Jeff Z. Pan, Yuting Zhao
WWW
2007
ACM
14 years 7 months ago
Analyzing web access control policies
XACML has emerged as a popular access control language on the Web, but because of its rich expressiveness, it has proved difficult to analyze in an automated fashion. In this pape...
Vladimir Kolovski, James A. Hendler, Bijan Parsia
ASWC
2008
Springer
13 years 8 months ago
A Modularization-Based Approach to Finding All Justifications for OWL DL Entailments
Finding the justifications for an entailment (i.e., minimal sets of axioms responsible for it) is a prominent reasoning service in ontology engineering, as justifications facilitat...
Boontawee Suntisrivaraporn, Guilin Qi, Qiu Ji, Pet...
KR
2010
Springer
13 years 11 months ago
Status QIO: Conjunctive Query Entailment Is Decidable
Description Logics (DLs) are knowledge representation formalisms that provide, for example, the logical underpinning of the W3C OWL standards. Conjunctive queries (CQs), the stand...
Birte Glimm, Sebastian Rudolph