On-line news agents provide commenting facilities for readers to express their views with regard to news stories. The number of user supplied comments on a news article may be ind...
On photo sharing websites like Flickr and Zooomr, users are offered the possibility to assign tags to their uploaded pictures. Using these tags to find interesting groups of sem...
Abstract. This paper analyzes the threat of distributed attacks by developing a two-sided multiplayer model of security in which attackers aim to deny service and defenders strateg...
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 ...
We present an empirical study of the effect of a computer agent designed to engage a user in a persuasive counseling dialogue on attitudes towards regular exercise. We used two ma...