In this paper, I describe progress in research designed to explore the effect of the combination of behavioral and visual fidelity of avatars on users' social presence in syn...
We propose an integrated scheme for tracking the mobility of a user based on autoregressive models that accurately capture the characteristics of realistic user movements in wirel...
The emerging Grid is extending the scope of resources to mobile devices and sensors that are connected through unreliable networks. Nowadays the number of mobile device users is in...
Mobile social awareness systems open up new social opportunities by enabling the automatic disclosure of awareness cues. We are trying to understand which cues work best to achiev...
New mobile devices can be difficult to use because they give users access to powerful computing devices through small interfaces, which typically have limited input facilities. On...