This paper presents an approach for managing access to services over presence-based communications based on the context of the situation. This paper addresses two technical challe...
DAVID (Data And Voice Integration over D-WDM) is a research project sponsored by the European Community aimed at the design of an optical packet-switched network for the transport ...
Andrea Bianco, Giulio Galante, Emilio Leonardi, Fa...
It is a challenging task to provide Quality of Service (QoS) control for a shared high-speed downlink packet access (HSDPA) wireless channel. In this paper, we first propose a ne...
This paper initially presents a brief but fairly exhaustive survey of solutions to the concurrency control problem for B-trees. We then propose a new solution, which is characteri...
Abstract. In the past five years there has been tremendous activity in rolebased access control (RBAC) models. Consensus has been achieved on a standard core RBAC model that is in ...