This paper proposes a new e-procurement model for a large number of buyers and sellers interacting via the Internet. The goal of e-procurement is to create a satisfactory match bet...
The IPsec protocol provides a mechanism to enforce a range of security services for both confidentiality and integrity, enabling secure transmission of information across networks...
Network security has always been a significant issue, but a recognized priority today due to the popular of internet. The issue is not if security should be implemented on a netwo...
This paper presents a distributed virtual reality environment for children called EVE— Environnements Virtuels pour Enfants. The virtual environment architecture is reactive age...
Jean-Pierre Gerval, Dorin Mircea Popovici, Jacques...
The search for existing or past life in the Universe is one of the most important objectives of NASA’s mission. In support of this objective, an ultrasonic/sonic mechanism is cu...
Yoseph Bar-Cohen, Stewart Sherrit, Xiaoqi Bao, Zen...