@InProceedings{boyer-EtAl:2011:SIGDIAL2011,
  author    = {Boyer, Kristy  and  Ha, Eun Young  and  Phillips, Robert  and  Lester, James},
  title     = {The Impact of Task-Oriented Feature Sets on HMMs for Dialogue Modeling},
  booktitle = {Proceedings of the SIGDIAL 2011 Conference},
  month     = {June},
  year      = {2011},
  address   = {Portland, Oregon},
  publisher = {Association for Computational Linguistics},
  pages     = {49--58},
  url       = {http://www.aclweb.org/anthology/W11-2007}
}