HCSNet Plenary Talk: Spoken Dialogue Models for Virtual Humans David Traum author 2009-12 text Proceedings of the Australasian Language Technology Association Workshop 2009 Luiz Augusto Pizzato editor Rolf Schwitter editor Sydney, Australia conference publication traum-2009-hcsnet https://aclanthology.org/U09-1001/ 2009-12 1 1