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» A Logic For Causal Reasoning
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IJCAI
1997
15 years 8 months ago
Exploiting Domain Knowledge for Approximate Diagnosis
The AI literature contains many definitions of diagnostic reasoning most of which are defined in terms of the logical entailment relation. We use existing work on approximate en...
Annette ten Teije, Frank van Harmelen
SEMWEB
2007
Springer
16 years 22 days ago
Who the FOAF knows Alice? A Needed Step Toward Semantic Web Pipes
In this paper we take a view from the bottom to RDF(S) reasoning. We discuss some issues and requirements on reasoning towards effectively building Semantic Web Pipes, aggregating...
Christian Morbidoni, Axel Polleres, Giovanni Tumma...
KR
2010
Springer
15 years 11 months ago
Walking the Decidability Line for Rules with Existential Variables
We consider positive rules in which the conclusion may contain existentially quantified variables, which makes reasoning tasks (such as Deduction) undecidable. These rules have t...
Jean-François Baget, Michel LeClere, Marie-...
SEMWEB
2009
Springer
15 years 11 months ago
A Decomposition-Based Approach to Optimizing Conjunctive Query Answering in OWL DL
Scalable query answering over Description Logic (DL) based ontologies plays an important role for the success of the Semantic Web. Towards tackling the scalability problem, we prop...
Jianfeng Du, Guilin Qi, Jeff Z. Pan, Yi-Dong Shen
ICLP
2010
Springer
15 years 10 months ago
Dynamic Magic Sets for Disjunctive Datalog Programs
Abstract. Answer set programming (ASP) is a powerful formalism for knowledge representation and common sense reasoning that allows disjunction in rule heads and nonmonotonic negati...
Mario Alviano