This paper investigates the ethics of the appearance and behavior of avatars in massively multi-user online communities, in particular, avatars created for virtual business intera...
Social navigation has been proposed as a means to aid users to find their way through information spaces. We present an on-line grocery store that implements several different aspe...
This paper presents the results of a pilot study on using automatic text categorization techniques in identifying online sexual predators. We report on our SVM and k-NN models. Ou...
We are interested by contributing to stochastic problems of which the main distinction is that some tasks may create other tasks. In particular, we present a first approach which...
This paper presents our approach to inferring communities on the Web. It delineates the sub-culture hierarchies based on how individuals get involved in the dispersion of online o...