@InProceedings{SunWan2012,
      AUTHOR = {Sun, Weiwei and Wan, Xiaojun},
      TITLE = {Reducing approximation and estimation errors for Chinese lexical processing with heterogeneous annotations},
      YEAR = {2012},
      MONTH = {8-14 July},
      BOOKTITLE = {50th Annual Meeting of the Association for Computational Linguistics : ACL 2012},
      PAGES = {232-241},
      ADDRESS = {Stroudsburg, PA},
      ORGANIZATION = {ACL},
      NOTE = {HU}
}