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» CORAL - Control, Relations and Logic
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PSSS
2003
15 years 6 months ago
DLDB: Extending Relational Databases to Support Semantic Web Queries
Abstract: We present DLDB, a knowledge base system that extends a relational database management system with additional capabilities for DAML+OIL inference. We discuss a number of ...
Zhengxiang Pan, Jeff Heflin
KSEM
2010
Springer
15 years 3 months ago
Discovery of Relation Axioms from the Web
Given the proven usefulness of ontologies in many areas, the representation of logical axioms associated to ontological concepts and relations has become an important task in order...
Luis Del Vasto Terrientes, Antonio Moreno, David S...
DLOG
2009
15 years 2 months ago
Relativizing Concept Descriptions to Comparison Classes
Context-sensitivity has been for long a subject of study in linguistics, logic and computer science. Recently the problem of representing and reasoning with contextual knowledge ha...
Szymon Klarman, Stefan Schlobach
TLCA
1993
Springer
15 years 8 months ago
A Logic for Parametric Polymorphism
In this paper we introduce a logic for parametric polymorphism. Just as LCF is a logic for the simply-typed λ-calculus with recursion and arithmetic, our logic is a logic for Sys...
Gordon D. Plotkin, Martín Abadi
AIML
2008
15 years 6 months ago
On the intermediate logic of open subsets of metric spaces
In this paper we study the intermediate logic MLO(X) of open subsets of a metric space X. This logic is closely related to Medvedev's logic of finite problems ML. We prove sev...
Timofei Shatrov