In this paper we present Trishul-UCON (T-UCON), a DRM system based on the UCONABC model. T-UCON is designed to be capable of enforcing not only application-specific policies, as a...
Srijith Krishnan Nair, Andrew S. Tanenbaum, Gabrie...
We have developed a fast robust 3D head tracking system based on rendering a texture-mapped cylinder. In order to handle the variable frame-to-frame motion changes, the system use...
An important, potential application of image-based techniques is to create photo-realistic image-based environments for interactive walkthrough. However, existing image-based stud...
Many websites use tags as a mechanism for improving item metadata through collective user effort. Users of tagging systems often apply far more tags to an item than a system can ...
This paper presents an approach that uses special purpose RBAC constraints to base certain access control decisions on context information. In our approach a context constraint is...