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COOPIS
2002
IEEE
13 years 9 months ago
Managing Data Quality in Cooperative Information Systems
Massimo Mecella, Monica Scannapieco, Antonino Virg...
COOPIS
2002
IEEE
13 years 9 months ago
Supporting Peer-to-Peer User Communities
The paper describes a design of a peer-to-peer system which is being developed currently to support file and service (help, advise) sharing in research groups and groups of learner...
Julita Vassileva
COOPIS
2002
IEEE
13 years 9 months ago
Towards Ontological Foundations for UML Conceptual Models
Abstract. UML class diagrams can be used as a language for expressing a conceptual model of a domain. We use the General Ontological Language (GOL) and its underlying upper level o...
Giancarlo Guizzardi, Heinrich Herre, Gerd Wagner
COOPIS
2002
IEEE
13 years 9 months ago
A Defeasible Ontology Language
We extend the description logic ¢¤£¦¥¦§©¨ with a preference order on the axioms. With this strict partial order certain axioms can be overruled, if defeated with more ...
Stijn Heymans, Dirk Vermeir
COOPIS
2002
IEEE
13 years 9 months ago
Querying XML Sources Using an Ontology-Based Mediator
In this paper we propose a mediator architecture for the querying and integration of Web-accessible XML data sources. Our contributions are (i) the definition of a simple but expr...
Bernd Amann, Catriel Beeri, Irini Fundulaki, Miche...