Location, presence and messaging services provide the essential ingredients for emerging information and communications services. Nevertheless, the users are concerned about revea...
We discuss a generic architecture for building user-centric systems. The characteristic feature of such systems is a control loop that monitors the user’s state, and produces a h...
Gilbert Beyer, Moritz Hammer, Christian Kroiss, An...
In this paper, we investigate the possibility of enhancing the usability of iris recognition via exploration of the specular spots in iris images. Firstly, the spatial configurat...
Abstract. This paper addresses the problem of capturing rich, longterm personal activity logs of users’ interactions with their workstations, for the purpose of deriving predicti...
— We consider feed-forward packet switched networks with fixed routing and random congestion losses. Users of the network are assumed to be greedy in the sense that each user in...