Enforcing rich policies in open environments will increasingly require the ability to dynamically identify external sources of information necessary to enforce different policies (...
Recently, multi-attribute negotiation has been extensively studied from a game-theoretic viewpoint. Since normal and extensive form games have the drawback of requiring an explicit...
The Semantic Web is intended for knowledge sharing among agents as well as humans. To achieve this goal, Ontologies, which express knowledge in a certain vitality as well as in a ...
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...
: Multimedia service providers on the web need their services to be well protected and easily accessible worldwide. This has initiated several lines of research to provide semantic...
Nima Kaviani, Dragan Gasevic, Marek Hatala, David ...