In this paper we report the impact of the Random Waypoint model on infrastructure wireless networks that utilise multi-rate scheme. The Waypoint model causes a higher concentratio...
It is known that one of the most disastrous forms of collective human behavior is the kind of crowd stampede induced by panic. This situation often leads to fatalities as people a...
Among the possible approaches for expressing real-time problems with the B method, two are dominant : the use of the usual B mechanisms to define temporal constraints on the one h...
The development of case studies in selected Portuguese cities and regions which have been engaged in “digital city” projects is considered in this paper in a way to discuss mai...
E-Marketplace is a man-made profit center with emergent customer requirements. This emergence nature poses many difficulties for e-marketplace to satisfy its customers and thus aff...