Timeliness in conventional real-time systems is addressed by employing well-known scheduling techniques that guarantee the execution of a number of tasks within certain deadlines. ...
Pervasive user mobility, wireless connectivity and the widespread diffusion of portable devices raise new challenges for ubiquitous service provisioning. An emerging architecture ...
Antonio Corradi, Rebecca Montanari, Daniela Tibald...
Proposed models for spatially-aware extensions of role-based access control (RBAC) combine the administrative and security advantages of RBAC with the dynamic nature of mobile and...
The increased pervasiveness of mobile devices like cell phones, PDAs, and laptops draws attention to the need for coordination among these networked devices. The very nature of the...
We present a system that enables applications to discover and obtain information that describes the context of a particular entity (e.g., a user or a device). Our system revolves ...