Existing online learning experiences lack the social dimension that characterizes learning in the real world. This social dimension extends beyond the traditional classroom into t...
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 ...
The Resource Oriented Authorization Manager (ROAM) was created to provide a simple but flexible authorization system for the FusionGrid computational grid. ROAM builds on and exte...
Common programming practice grants excess authority for the sake of functionality; programming principles require least authority for the sake of security. If we practice our princ...
Movements of upper limbs are complicated, various and indispensable for daily activities. For patients with impairment of their upper limb, rehabilitation along with medical treat...