@InProceedings{wiegand-klakow:2009:NODALIDA,
  author    = {Wiegand, Michael  and  Klakow, Dietrich},
  title     = {Predictive Features in Semi-Supervised Learning for Polarity Classification and the Role of Adjectives},
  booktitle = {Proceedings of the 17th Nordic Conference of Computational Linguistics (NODALIDA 2009)},
  month     = {May},
  year      = {2009},
  address   = {Odense, Denmark},
  publisher = {Northern European Association for Language Technology (NEALT)},
  pages     = {198--205},
  url       = {http://www.aclweb.org/anthology/W09-4628}
}