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» On the Semantics of Epistemic Description Logics
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AAAI
2006
13 years 10 months ago
Characterizing Data Complexity for Conjunctive Query Answering in Expressive Description Logics
Description Logics (DLs) are the formal foundations of the standard web ontology languages OWL-DL and OWL-Lite. In the Semantic Web and other domains, ontologies are increasingly ...
Magdalena Ortiz, Diego Calvanese, Thomas Eiter
ESWS
2006
Springer
14 years 21 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...
INLG
2010
Springer
13 years 7 months ago
Grouping Axioms for More Coherent Ontology Descriptions
Ontologies and datasets for the Semantic Web are encoded in OWL formalisms that are not easily comprehended by people. To make ontologies accessible to human domain experts, sever...
Sandra Williams, Richard Power
PSSS
2003
13 years 10 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
RR
2007
Springer
14 years 3 months ago
A Semantic Framework for Language Layering in WSML
Abstract. WSML presents a framework encompassing different language variants, rooted in Description Logics and (F-)Logic Programming. So far, the precise relationships between thes...
Jos de Bruijn, Stijn Heymans