Cogent: A Generic Dialogue System Shell Based on a Collaborative Problem Solving Model Lucian Galescu author Choh Man Teng author James Allen author Ian Perera author 2018-07 text Proceedings of the 19th Annual SIGdial Meeting on Discourse and Dialogue Kazunori Komatani editor Diane Litman editor Kai Yu editor Alex Papangelis editor Lawrence Cavedon editor Mikio Nakano editor Association for Computational Linguistics Melbourne, Australia conference publication galescu-etal-2018-cogent 10.18653/v1/W18-5048 https://aclanthology.org/W18-5048/ 2018-07 400 409