The potential for sensor-enabled mobile devices to proactively present information when and where users need it ranks among the greatest promises of ubiquitous computing. Unfortun...
This paper describes the user experiences gained from the use of a location sensitive mobile services in urban environment, collected with a diary study and user interviews over o...
We present ‘Screen codes’ - a space- and time-efficient, aesthetically compelling method for transferring data from a display to a camera-equipped mobile device. Screen codes ...
—This paper presents a report of a system that delivers customized video content to mobile devices. Constructed from open source components, it can stream transcoded video to mob...
We described in earlier publications the principles of a system where internet content would be pre-cached, based on contextual information obtained from a user's electronic ...