@InProceedings{yoon-evanini-zechner:2011:EduApp,
  author    = {Yoon, Su-Youn  and  Evanini, Keelan  and  Zechner, Klaus},
  title     = {Non-scorable Response Detection for Automated Speaking Proficiency Assessment},
  booktitle = {Proceedings of the Sixth Workshop on Innovative Use of NLP for Building Educational Applications},
  month     = {June},
  year      = {2011},
  address   = {Portland, Oregon},
  publisher = {Association for Computational Linguistics},
  pages     = {152--160},
  url       = {http://www.aclweb.org/anthology/W11-1419}
}