Contact lists are one of the most frequently used applications on mobile devices. They are used not only as contact detail repositories, but also as temporary information storage ...
The widespread use of mobile devices brings opportunities to capture large-scale, continuous information about human behavior. Mobile data has tremendous value, leading to busines...
This paper gives an overview of RadioActive, a largescale asynchronous audio messaging platform for mobile devices. It supports persistent chat spaces that allow users to engage i...
As mobile devices become location-aware, it will become possible to know when people are physically co-located and to incorporate this information into social software. Is this va...
In this paper we describe an image-based approach to finding location-based information from camera-equipped mobile devices. We introduce a point-by-photograph paradigm, where user...