Ontology, an explicit specification of shared conceptualization, has been increasingly used to define formal data semantics and improve data reusability and interoperability in en...
Privacy is one of the most important properties of an information system must satisfy. In which systems the need to share information among different, not trusted entities, the pro...
In this paper, we show that representation and reasoning techniques used in traditional knowledge engineering and the emerging Semantic Web can play an important role for heteroge...
We present a P2P filesharing system that allows redundant storage of shared files in a way that no participating server ever stores data that could compromise its operator. Inst...
Successful information management implies the ability to design accurate representations of the real world of interest, in spite of the diversity of perceptions from the applicati...