This paper describes an initial prototype demonstrator of a Companion, designed as a platform for novel approaches to the following: 1) The use of Information Extraction (IE) tech...
Yorick Wilks, Roberta Catizone, Alexiei Dingli, We...
Our research and development activities in digital libraries raised relevant features in supporting Web information integration. Underlain by an in house multi-agent based architec...
Tarcisio Lima, Amit P. Sheth, Naveen Ashish, Mukes...
Access control is an important aspect of shared virtual environments. Resource access may not only depend on prior authorization, but also on context of usage such as distance or ...
Martin Scheffler, Jan P. Springer, Bernd Froehlich
Proposed models for spatially-aware extensions of role-based access control (RBAC) combine the administrative and security advantages of RBAC with the dynamic nature of mobile and...
In this paper we develop a new description for subdivision surfaces based on a graph grammar formalism. Subdivision schemes are specified by a context sensitive grammar in which ...