@InProceedings{UsXuLi2009,
      AUTHOR = {Uszkoreit, Hans and Xu, Feiyu and Li, Hong},
      TITLE = {Analysis and improvement of minimally supervised machine learning for relation extraction},
      YEAR = {2009},
      BOOKTITLE = {Natural language processing and information systems : 14th International Conference on Applications of Natural Language to Information Systems , NLDB 2009, Saarbrücken, Germany, June 24-26, 2009},
      PAGES = {8-23},
      SERIES = {Lecture notes in computer science ; 5723},
      ADDRESS = {Berlin},
      PUBLISHER = {Springer},
      NOTE = {HU}
}