@InProceedings{tiantian-fangxi-lan:2013:SemEval-2013,
  author    = {Tiantian, Zhu  and  Fangxi, Zhang  and  Lan, Man},
  title     = {ECNUCS: A Surface Information Based System Description of Sentiment Analysis in Twitter in the SemEval-2013 (Task 2)},
  booktitle = {Second Joint Conference on Lexical and Computational Semantics (*SEM), Volume 2: Proceedings of the Seventh International Workshop on Semantic Evaluation (SemEval 2013)},
  month     = {June},
  year      = {2013},
  address   = {Atlanta, Georgia, USA},
  publisher = {Association for Computational Linguistics},
  pages     = {408--413},
  url       = {http://www.aclweb.org/anthology/S13-2067}
}