Abstract. The goal of this work is to provide tools that promote social interactions between visitors through cooperative and educational games. In this paper, we describe how to s...
In building intelligent tutoring systems, it is critical to be able to understand and diagnose student responses in interactive problem solving. We present a novel application of ...
Electronic Commerce is now seen as the future direction of commerce. Organisations are now developing and implementing a wide range of electronic commerce systems However, before o...
Intelligibility, evolution and emulation are some of the key notions for digital information preservation. In this paper we define formally these notions on the basis of modules a...
Many viewers simultaneously observe events in a common, but remote, environment in applications ranging from scientific observation, journalism, distance education, security, and...