@InProceedings{okanohara-tsujii:2007:ACLMain,
  author    = {Okanohara, Daisuke  and  Tsujii, Jun'ichi},
  title     = {A discriminative language model with pseudo-negative samples},
  booktitle = {Proceedings of the 45th Annual Meeting of the Association of Computational Linguistics},
  month     = {June},
  year      = {2007},
  address   = {Prague, Czech Republic},
  publisher = {Association for Computational Linguistics},
  pages     = {73--80},
  url       = {http://www.aclweb.org/anthology/P/P07/P07-0010}
}