@InProceedings{yu-EtAl:2016:SIGDIAL1,
  author    = {Yu, Zhou  and  Nicolich-Henkin, Leah  and  Black, Alan W  and  Rudnicky, Alexander},
  title     = {A Wizard-of-Oz Study on A Non-Task-Oriented Dialog Systems That Reacts to User Engagement},
  booktitle = {Proceedings of the 17th Annual Meeting of the Special Interest Group on Discourse and Dialogue},
  month     = {September},
  year      = {2016},
  address   = {Los Angeles},
  publisher = {Association for Computational Linguistics},
  pages     = {55--63},
  url       = {http://www.aclweb.org/anthology/W16-3608}
}