Sciweavers

772 search results - page 9 / 155
» Ontology Based Information Integration Using Logic Programmi...
Sort
View
TGIS
2002
175views more  TGIS 2002»
13 years 7 months ago
Using Ontologies for Integrated Geographic Information Systems
Today, there is a huge amount of data gathered about the Earth, not only from new spatial information systems, but also from new and more sophisticated data collection technologie...
Frederico T. Fonseca, Max J. Egenhofer, Peggy Agou...
RR
2009
Springer
14 years 1 months ago
A Reasoner for Simple Conceptual Logic Programs
Open Answer Set Programming (OASP) can be seen as a framework to represent tightly integrated combined knowledge bases of ontologies and rules that are not necessarily DL-safe. The...
Stijn Heymans, Cristina Feier, Thomas Eiter
LPNMR
1995
Springer
13 years 11 months ago
Hypothetical Updates, Priority and Inconsistency in a Logic Programming Language
In this paper we propose a logic programming language which supports hypothetical updates together with integrity constraints. The language allows sequences of updates by sets of a...
Dov M. Gabbay, Laura Giordano, Alberto Martelli, N...
FUIN
2008
116views more  FUIN 2008»
13 years 7 months ago
On the Relationship between Description Logic-based and F-Logic-based Ontologies
Many popular ontology languages are based on (subsets of) first-order predicate logic, with classes represented by unary predicates and properties by binary predicates. Specificall...
Jos de Bruijn, Stijn Heymans
GIS
2008
ACM
14 years 8 months ago
Geospatial information integration based on the conceptualization of geographic domain
Geospatial information integration is not a trivial task. An integrated view must be able to describe various heterogeneous data sources and its interrelation to obtain shared con...
Miguel Torres, Serguei Levachkine, Rolando Quinter...