In this paper, we propose a system that uses the wireless networking and microphone interfaces of mobile devices to determine location to room-level accuracy. The wireless network...
Gaetano Borriello, Alan L. Liu, Tony Offer, Christ...
In this paper we define and provide a general construction for a class of policies we call dynamic policies. In most existing systems, policies are implemented and enforced by ch...
Prasad Naldurg, Roy H. Campbell, M. Dennis Mickuna...
Many Ubicomp appliances require the recognition of context. Existing context systems do not provide information about the quality of the context recognizied to the appliance at ru...
Martin Berchtold, Christian Decker, Till Riedel, T...
Abstract. Small, mobile devices without user interfaces, such as Bluetooth headsets, often need to communicate securely over wireless networks. Active attacks can only be prevented...
Graph drawing is an important area of information visualization which concerns itself with the visualization of relational data structures. Relational data like networks, hierarch...