@InProceedings{sun-wan:2012:ACL2012,
  author    = {Sun, Weiwei  and  Wan, Xiaojun},
  title     = {Reducing Approximation and Estimation Errors for Chinese Lexical Processing with Heterogeneous Annotations},
  booktitle = {Proceedings of the 50th Annual Meeting of the Association for Computational Linguistics (Volume 1: Long Papers)},
  month     = {July},
  year      = {2012},
  address   = {Jeju Island, Korea},
  publisher = {Association for Computational Linguistics},
  pages     = {232--241},
  url       = {http://www.aclweb.org/anthology/P12-1025}
}