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LPAR
2010
Springer
15 years 4 months ago
Counting and Enumeration Problems with Bounded Treewidth
By Courcelle's Theorem we know that any property of finite structures definable in monadic second-order logic (MSO) becomes tractable over structures with bounded treewidth. T...
Reinhard Pichler, Stefan Rümmele, Stefan Wolt...
DLOG
2011
14 years 9 months ago
A Technique for Handling the Right Hand Side of Complex RIAs
This paper examines a new technique based on tableau, that allows one to introduce composition of roles from the right hand side of complex role inclusion axioms (RIAs). Our motiva...
Milenko Mosurovic, Nenad Krdzavac
173
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DLOG
2011
14 years 9 months ago
Practical Epistemic Entailment Checking in SROIQ
In this paper, we present a reasoner capable of epistemic inferences in SROIQ knowledge bases. We first identify some counter intuitive effects of imposing the traditional semant...
Anees Mehdi, Sebastian Rudolph
DLOG
2011
14 years 9 months ago
Extracting Finite Sets of Entailments from OWL Ontologies
The canonical standard description logic reasoning service is classification, that is, the generation of the set of atomic subsumptions which are entailed by some ontology. While ...
Samantha Bail, Bijan Parsia, Ulrike Sattler
CADE
2011
Springer
14 years 6 months ago
ASASP: Automated Symbolic Analysis of Security Policies
We describe asasp, a symbolic reachability procedure for the analysis of administrative access control policies. The tool represents access policies and their administrative action...
Francesco Alberti, Alessandro Armando, Silvio Rani...