A Grid system is a Virtual Organization that is composed of several autonomous domains. Authorization in such a system needs to be flexible and scalable to support multiple securi...
Bo Lang, Ian T. Foster, Frank Siebenlist, Rachana ...
Fault tolerance is a constant concern in data centers where servers have to run with a minimal level of failures. Changes on the operating conditions or on server demands, and var...
Abstract. In this paper we give an overview of the int.ere.st for a social tagging, bookmarking, and sharing service. It is based on the SCOT ontology. The SCOT ontology can repres...
Hak Lae Kim, Sung-Kwon Yang, Seung-Jae Song, John ...
The ability to compute the differences that exist between two RDF models is an important step to cope with the evolving nature of the Semantic Web (SW). In particular, RDF Deltas c...
— In this paper I show how ontologies support the student modelling through the semantic definition of concepts that depict a student. The aim is to outline the framework for bui...