@InProceedings{Haghighi-Klein:2006:Sequence,
  title     = {Protoype-Driven Learning for Sequence Models},
  author    = {Aria Haghighi and Dan Klein},
  booktitle = {Proceedings of HLT-NAACL},
  year      = {2006},
  month     = {June},
  address   = {New York City, USA},
  publisher = {Association for Computational Linguistics},
  pages     = {320--327},
  url       = {http://www.aclweb.org/anthology/N/N06/N06-1041},
}