— A large and diverse consortium of grid clusters, as can be found in a university setting, requires a flexible authorization model that is scalable, extensible and easy to admi...
Beth A. Kirschner, Thomas J. Hacker, William A. Ad...
This paper focuses on agent-based approach to study the relationship between the individual behavior of participants and the overall development of a virtual community, to help pe...
This paper presents the AulaNet learning management system, its architecture and the collaboration model that guided its development and that was refined during this process. A ca...
This paper shows a rigorous approach based on algebraic specications and rewriting logic which makes up for the lack of current transformation languages and oers a balanced rigour-...
—Towards a data-centric workflow approach, we introduce an artifact model to capture data and workflow management activities in distributed settings. The model is built on Acti...
Serge Abiteboul, Pierre Bourhis, Alban Galland, Bo...