A semantic approach to secure information flow

Semantics-related issues are at the heart of web-centric information systems and emerging spatial applications that require an integrated access to collections of heterogeneous data sources. We present an ontology-based semantic mediation approach and ...

In an open context such as the Semantic Web, information providers usually rely on different ontologies to semantically characterize contents. In order to enable interoperability at a semantic level, ontologies underlying information sources must be ...

The number of web-based information systems has been increasing since Internet became the global open network accessible for all. The recent Semantic Web that provides supplementary meaningful information (meta-data) about Web resources facilitates ...