A virtual organization (VO) is a dynamic collection of entities (individuals, enterprises, and information resources) collaborating on some computational activity. VOs are an emer...
We present a qualitative study of mobile phone ownership, replacement and disposal practices geared towards identifying design opportunities towards sustainable mobile phone inter...
Government e-services available to citizens represent one of the most frequent and critical points of contact between public administrations and citizens. In addition to common se...
Context-awareness has become a distinguishing feature of Ubiquitous systems. Contrary to desktop and web applications, Ubiquitous applications gather environmental context and pro...
This paper describes an interactive vision system for a robot that finds an object specified by a user and brings it to the user. The system first registers object models automati...