Reference: Maldonado, H.; Picard, A.; Doyle, P.; & Hayes-Roth, B. Tigrito: A Multi-Mode Interactive Improvisational Agent. Knowledge Systems Laboratory, December, 1997.
Abstract: This paper presents the implementation of Tigrito, an affective computer character. We outline how Tigrito can be used to study chidren's sense of engagement and relationship with virtual toys in different modes of interaction.
Full paper available as ps.