Assessment on collaborative student behavior is a longstanding issue in user modeling. Nowadays thanks to the proliferation of online learning and the vast amount of data on studen...
At the 2004 Workshop on Privacy in the Electronic Society (WPES), Borisov, Goldberg and Brewer, presented “Off the Record Messaging” (OTR), a protocol designed to add endto-e...
In the era of Ubiquitous Computing and world–wide data transfer mobility, as an innovative aspect of professional activities, imposes new and complex problems of mobile and dist...
We explore join optimizations in the presence of both timebased constraints (sliding windows) and value-based constraints (punctuations). We present the first join solution named...
In this paper we address the problem of secure multicast of data streams over a multihop wireless ad hoc network. We propose a dynamic multicast group management protocol that aim...
Tansel Kaya, Guolong Lin, Guevara Noubir, A. Yilma...