@inproceedings{ecnuatsemeval2017task4evaluating,
  title = {ECNU at SemEval-2017 Task 4: Evaluating Effective Features on Machine Learning Methods for Twitter Message Polarity Classification},
  author = {Yunxiao Zhou and Man Lan and Yuanbin Wu},
  year = {2017},
  booktitle = {SEMEVAL 2017 8},
  url = {https://aclanthology.org/S17-2137},
}