Group key agreement is a fundamental building block for secure peer group communication systems. Several group key agreement protocols were proposed in the last decade, all of the...
Yair Amir, Yongdae Kim, Cristina Nita-Rotaru, Gene...
Argument diagramming tools can improve reasoning and learning. They are likely to have a significant place in future virtual learning environments whose design will be dominated b...
This paper presents a customizable system used to develop a collaborative multi-user problem solving game. It addresses the increasing demand for appealing informal learning experi...
Ernesto Arroyo, Valeria Righi, Roger Tarrago, Patr...
In multipeer communication decentralised probabilistic protocols have received a lot of attention because of their robustness against faults in the communication traffic and thei...
This paper proposes PhotoChat, a system that facilitates communication among users who want to share experiences by enabling them to share photos and notes. PhotoChat is designed ...