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» An RDF Query Language based on Logic Programming
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ECSQARU
1997
Springer
15 years 2 months ago
Assumption-Based Modeling Using ABEL
Abstract. Today, different formalisms exist to solve reasoning problems under uncertainty. For most of the known formalisms, corresponding computer implementations are available. ...
Bernhard Anrig, Rolf Haenni, Jürg Kohlas, Nor...
EACL
2006
ACL Anthology
14 years 11 months ago
XMG - An Expressive Formalism for Describing Tree-Based Grammars
In this paper1 we introduce eXtensible MetaGrammar, a system that facilitates the development of tree based grammars. This system includes both (1) a formal language adapted to th...
Yannick Parmentier, Joseph Le Roux, Benoît C...
DLOG
2008
15 years 4 days ago
Taming the Infinite Chase: Query Answering under Expressive Relational Constraints
Answering queries posed over knowledge bases is a central problem in knowledge representation and database theory. In databases, query containment is one of the important query op...
Andrea Calì, Georg Gottlob, Michael Kifer
ICLP
2009
Springer
15 years 4 months ago
An Engine for Computing Well-Founded Models
The seemingly simple choice of whether to use call variance or call subsumption in a tabled evaluation deeply affects an evaluation’s properties. Most tabling implementations hav...
Terrance Swift
PLPV
2010
ACM
15 years 6 months ago
Resource typing in Guru
This paper presents a resource typing framework for the Guru d-programming language, in which abstractions for various kinds of program resources can be defined. Implemented exam...
Aaron Stump, Evan Austin