Secure, distributed collaboration between different organizations is a key challenge in Grid computing today. The GDCD project has produced a Grid-based demonstrator Virtual Colla...
E. Rowland Watkins, Mark McArdle, Thomas Leonard, ...
We present a formal, tool-supported approach to the design and maintenance of access control policies expressed in the eXtensible Access Control Markup Language (XACML). Our aim is...
Emotions play a critical role in creating engaging and believable characters to populate virtual worlds. Our goal is to create general computational models to support characters t...
Numerous agencies and agent systems are being developed or portrayed as vehicles to deliver novel types of e-commerce services to users. However service agents in one agency are p...
In this paper we present a new tool for semantic analytics through 3D visualization called "Semantic Analytics Visualization" (SAV). It has the capability for visualizing...
Leonidas Deligiannidis, Amit P. Sheth, Boanerges A...