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» A Defeasible Ontology Language
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ADC
2006
Springer
142views Database» more  ADC 2006»
16 years 14 days ago
An optimization for query answering on ALC database
Query answering over OWLs and RDFs on the Semantic Web is, in general, a deductive process. To this end, OWL, a family of web ontology languages based on description logic, has be...
Pakornpong Pothipruk, Guido Governatori
FLAIRS
2006
15 years 7 months ago
Uncertainty Reasoning in Description Logics: A Generic Approach
Description Logics (DL) are gaining more popularity as the foundation of ontology languages for the Semantic Web. As most information in real life is imperfect, there has been an ...
Volker Haarslev, Hsueh-Ieng Pai, Nematollaah Shiri
WSPI
2004
15 years 7 months ago
Philosophical Issues in Computer Science
Abstract. The traditional overlap between computer science and philosophy centres upon the issue of in what sense a computer may be said to think. A lesser known issue of potential...
Ralph Kopperman, Steve Matthews, Homeira Pajoohesh
EDBT
2012
ACM
228views Database» more  EDBT 2012»
13 years 9 months ago
Towards scalable data integration under constraints
In this paper we consider the problem of answering queries using views, with or without ontological constraints, which is important for data integration, query optimization, and d...
George Konstantinidis, José Luis Ambite
OTM
2005
Springer
15 years 12 months ago
An Ontology- and Resources-Based Approach to Evolution and Reactivity in the Semantic Web
Abstract. The Web of today can be seen as an active and heterogeneous infrastructure of autonomous systems, where reactivity, evolution and propagation of information and changes p...
Wolfgang May, José Júlio Alferes, Ri...