In highly open systems like the Internet, attribute-based access control (ABAC) has proven its appropriateness. The specification and maintenance of ABAC policies however has tur...
Abstract. Description Logics (DLs) are a family of class based knowledge representation formalisms characterised by the use of various constructors to build complex classes from si...
PPDN, Push-Pull Distribution Network, — a proposal for a novel framework for peer-to-peer collaborative research network is presented. Some requirements not addressed by the cur...
We propose a framework that supports a federated environment based on a Mediator Architecture in the Semantic Web. The Mediator supports mappings between the OWL Ontology of the Me...
With the appearance of Semantic Web technologies, it becomes possible to develop novel, sophisticated question answering systems, where ontologies are usually used as the core kno...
Shiyan Ou, Viktor Pekar, Constantin Orasan, Christ...