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SEMWEB
2009
Springer
14 years 2 months ago
Processing OWL2 Ontologies using Thea: An Application of Logic Programming
Traditional object-oriented programming languages can be difficult to use when working with ontologies, leading to the creation of domain-specific languages designed specifically...
Vangelis Vassiliadis, Jan Wielemaker, Chris Mungal...
KES
2007
Springer
14 years 1 months ago
A Hierarchical Clustering Method for Semantic Knowledge Bases
Abstract. This work presents a clustering method which can be applied to relational knowledge bases. Namely, it can be used to discover interesting groupings of semantically annota...
Nicola Fanizzi, Claudia d'Amato
OTM
2007
Springer
14 years 1 months ago
Fuzzy-DL Reasoning over Unknown Fuzzy Degrees
In this paper we describe a fuzzy Description Logic reasoner which implements resolution in order to provide reasoning services for expressive fuzzy DLs. The main innovation of thi...
Stasinos Konstantopoulos, Georgios Apostolikas
KR
2010
Springer
14 years 8 days ago
Preferential Semantics for Plausible Subsumption in Possibility Theory
Handling exceptions in a knowledge-based system has been considered as an important issue in many domains of applications, such as medical domain. In this paper, we propose severa...
Guilin Qi, Zhizheng Zhang
APWEB
2006
Springer
13 years 11 months ago
Named Graphs as a Mechanism for Reasoning About Provenance
Named Graphs is a simple, compatible extension to the RDF syntax that enables statements to be made about RDF graphs. This approach is in contrast to earlier attempts such as RDF r...
E. Rowland Watkins, Denis A. Nicole