@InProceedings{yoshinaga-kitsuregawa:2009:EMNLP,
  author    = {Yoshinaga, Naoki  and  Kitsuregawa, Masaru},
  title     = {Polynomial to Linear: Efficient Classification with Conjunctive Features},
  booktitle = {Proceedings of the 2009 Conference on Empirical Methods in Natural Language Processing},
  month     = {August},
  year      = {2009},
  address   = {Singapore},
  publisher = {Association for Computational Linguistics},
  pages     = {1542--1551},
  url       = {http://www.aclweb.org/anthology/D/D09/D09-1160}
}