The Digital Agora is an information resource that supports understanding and analysis of complex problems in the social sciences. Large amounts of data are available from many dif...
Carolyn R. Watters, Michael A. Shepherd, Cynthia A...
It has been over two decades since Group Support Systems (GSS) emerged on the Information Technology (IT) scene. GSS have now been commercialized and are present in an increasing ...
Gert-Jan de Vreede, Douglas R. Vogel, Gwendolyn L....
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 ...
Abstract. Trust is hard to establish in a service-oriented grid architecture because of the need to support end user single sign-on and dynamic transient service. In order to enhan...
We present a tool which helps domain experts capture and maintain constraints. The tool displays parts of an ontology (as classes, sub-classes and properties) in the form of a tree...
Suraj Ajit, Derek H. Sleeman, David W. Fowler, Dav...