@InProceedings{liu-EtAl:2014:W14-43,
  author    = {Liu, Alex  and  Sloan, Rose  and  Then, Mei-Vern  and  Stoyanchev, Svetlana  and  Hirschberg, Julia  and  Shriberg, Elizabeth},
  title     = {Detecting Inappropriate Clarification Requests in Spoken Dialogue Systems},
  booktitle = {Proceedings of the 15th Annual Meeting of the Special Interest Group on Discourse and Dialogue (SIGDIAL)},
  month     = {June},
  year      = {2014},
  address   = {Philadelphia, PA, U.S.A.},
  publisher = {Association for Computational Linguistics},
  pages     = {238--242},
  url       = {http://www.aclweb.org/anthology/W14-4331}
}