—Popularity of group-oriented applications motivates research on security and privacy protection for group communications. A number of group key agreement protocols exploiting ID...
— This paper analyzes the performance of a system architecture for the Authentication, Authorization, and Accounting (AAA), in a scenario where 3G users generate traffic and invo...
Augmented Virtual Environments (AVE) are very effective in the application of surveillance, in which multiple video streams are projected onto a 3D urban model for better visualiz...
Abstract. Data Mining, or Knowledge Discovery as it is also known, is becoming increasingly useful in a wide variety of applications. In the following paper, we look at its use in ...
Web Services (WSs) are a new breed of web application that have brought out quite challenging research issues. One of these is the establishment of an interoperable semantic frame...
Dimitrios T. Tsesmetzis, Ioanna Roussaki, Ioannis ...