While traditional approaches to code profiling help locate performance bottlenecks, they offer only limited support for removing these bottlenecks. The main reason is the lack of v...
In this paper, we present our experiences concerning the enforcement of access rights extracted from ODRL-based digital contracts. We introduce the generalized Contract Schema (Co...
Provision of services within a virtual framework for resource sharing across institutional boundaries has become an active research area. Many such services encode access to compu...
It is often assumed that developers’ view of their system and its environment is always consistent with everyone else’s; in practice, this assumption can be false, as the deve...
Task Scheduling is a critical design issue of distributed computing. The emerging Grid computing infrastructure consists of heterogeneous resources in widely distributed autonomous...