Ontologies are set to play a key role in the "Semantic Web", extending syntactic interoperability to semantic interoperability by providing a source of shared and precis...
We present a general method to improve computation of answer sets by analyzing structural properties of normal logic programs. Therefore we use labeled directed graphs associated t...
This paper presents an interactive system for the annotation of brain anatomical structures in Magnetic Resonance Images. The system is based on hybrid knowledge and techniques. Fi...
In distributed environments, statements from a number of principals, besides the central trusted party, may influence the derivations of authorization decisions. However, existin...
Abstract. Embedded information assurance applications that are critical to national and international infrastructures, must often adhere to certification regimes that require infor...