This paper presents an approach for comparing two architectures for ontology-based semantic annotation for service interoperability, the EMPOWER architecture using platform specif...
Recommender systems apply knowledge discovery techniques to help in finding associated information. In this paper, we investigate the use of association rule mining as an underlyi...
The PolicyUpdater1 system is a fully-implemented access control system that provides policy evaluations as well as dynamic policy updates. These functions are achieved by the use o...
This paper presents a complete system that historians/archivists can use to digitize whole collections of documents relating to personal information. The system integrates tools an...
In this paper, we study unsatisfiable queries posed to a mediator in an information integration system and expressed in the logical formalism of the information integration system...