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COOPIS
2002
IEEE
13 years 10 months ago
Managing Data Quality in Cooperative Information Systems
Massimo Mecella, Monica Scannapieco, Antonino Virg...
COOPIS
2002
IEEE
13 years 10 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 10 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 10 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 10 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...