An Exploration of Off Topic Conversation Whitney L Cade author Blair A Lehman author Andrew Olney author 2010-06 text Human Language Technologies: The 2010 Annual Conference of the North American Chapter of the Association for Computational Linguistics Ron Kaplan editor Jill Burstein editor Mary Harper editor Gerald Penn editor Association for Computational Linguistics Los Angeles, California conference publication cade-etal-2010-exploration https://aclanthology.org/N10-1096/ 2010-06 669 672