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...
We sought to create a social embodied conversational agent to support group interactions, using ‘balance theory’ from social science research on human-human relations. We cond...
There are many interactions that take place at a call centre; between the customer and agent, the agent and computer, and indirectly between the customer and computer. This paper ...
We present the results of an experiment investigating the effects of a talking head's gaze behavior on the user's quality assessment of the interface. We compared a vers...
Ivo van Es, Dirk Heylen, Betsy van Dijk, Anton Nij...
Embodied conversational agents become more and more realistic concerning their conversational and their nonverbal behaviors. But if the information conveyed nonverbally exhibits c...