— SAGA is a high-level programming abstraction, which significantly facilitates the development and deployment of Grid-aware applications. The primary aim of this paper is to di...
Media-rich ubiquitous distributed media processing workflow systems continuously sense users’ needs, status, and the context, filter and fuse a multitude of real-time media da...
Wireless sensor networks (WSNs) constitute a new pervasive and ubiquitous technology. They have been successfully used in various application areas and in future computing environ...
Constraint-based database caching aims at correctly answering SQL query predicates from a local cache database by exploiting constraints that have previously been used in selectin...
Many real-life organizations are hierarchies of largely autonomous, heterogeneous members (individuals or other organizations), often exhibiting rich policies. We restrict our att...