Today, there is a huge amount of data gathered about the Earth, not only from new spatial information systems, but also from new and more sophisticated data collection technologie...
Frederico T. Fonseca, Max J. Egenhofer, Peggy Agou...
This paper describes a system that supports high availability of data, until the data should be expunged, at which time it is impossible to recover the data. This design supports ...
The Voice over Internet Protocol (VoIP) is becoming a more available and popular way of communicating for Internet users. This also applies to Peer-to-Peer (P2P) systems and mergi...
Tomasz Ciszkowski, Charlott Eliasson, Markus Fiedl...
Given the significant increase of on-line services that require personal information from users, the risk that such information is misused has become an important concern. In such ...
In many application areas, for example in design or media production processes, several authors have to work cooperatively on the same project. Thereby, a frequently used data for...