We performed an empirical study exploring people's interactions with an embodied conversational agent (ECA) while performing two tasks. Conditions varied with respect to 1) w...
In this paper, we present a policy-based architecture to be used in identifying the location of users within a pervasive system environment. Mobile users can define their own poli...
E-commerce is presently operating under its expected capacity, mainly because traders find it very difficult to trust one another online for trading decisions. It is therefore ver...
This paper presents a new interaction metaphor we have termed “god-like interaction”. This is a metaphor for improved communication of situational and navigational information...
The migration from desktop applications to Web-based services is scattering personal data across a myriad of Web sites, such as Google, Flickr, YouTube, and Amazon S3. This disper...
Roxana Geambasu, Cherie Cheung, Alexander Moshchuk...