: The interdisciplinary ViFaChem II project aims at providing a chemical digital library infrastructure for creating personalized information spaces. The value added services and s...
Role-based access control (RBAC) has attracted considerable research interest. However, the computational issues of RBAC models are yet to be thoroughly studied. In this paper, we...
Construction activities take place in what can be called a dynamic virtual organization (VO). VOs require a secure, reliable, scalable information infrastructure that allows colla...
Reliability is a critical issue in many multi-organizational distributed applications, be they web services, financial protocols, scientific computing infrastructure, and software ...
Laura Bocchi, Kohei Honda, Emilio Tuosto, Nobuko Y...
We describe ongoing work on I2I, a system aimed at fostering opportunistic communication among users viewing or manipulating content on the Web and in productivity applications. U...
Jay Budzik, Shannon Bradshaw, Xiaobin Fu, Kristian...