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» Logic Programming with Ordered Disjunction
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ESWS
2006
Springer
14 years 16 days ago
The Web Service Modeling Language WSML: An Overview
The Web Service Modeling Language (WSML) is a language for the specification of different aspects of Semantic Web Services. It provides a formal language for the Web Service Modeli...
Jos de Bruijn, Holger Lausen, Axel Polleres, Diete...
CORR
2002
Springer
87views Education» more  CORR 2002»
13 years 8 months ago
Ultimate approximations in nonmonotonic knowledge representation systems
We study xpoints of operators on lattices. To this end we introduce the notion of an approximation of an operator. We order approximations by means of a precision ordering. We sho...
Marc Denecker, V. Wiktor Marek, Miroslaw Truszczyn...
WWW
2008
ACM
14 years 9 months ago
Computing minimum cost diagnoses to repair populated DL-based ontologies
Ontology population is prone to cause inconsistency because the populating process is imprecise or the populated data may conflict with the original data. By assuming that the int...
Jianfeng Du, Yi-Dong Shen
EJC
2003
13 years 10 months ago
A Dialogue Manager for Accessing Databases
We present a logic programming based dialogue system that enables the access in natural language to the heterogeneous external relational databases of the Évora University. The p...
Salvador Abreu, Paulo Quaresma, Luis Quintano, Ire...
ENTCS
2008
120views more  ENTCS 2008»
13 years 9 months ago
Reasoning about B+ Trees with Operational Semantics and Separation Logic
The B+ tree is an ordered tree structure with a fringe list. It is the most widely used data structure for data organisation and searching in database systems specifically, and, p...
Alan P. Sexton, Hayo Thielecke