@inproceedings{han-etal-2015-uir,
    title = "{UIR}-{PKU}: {T}witter-{O}pin{M}iner System for Sentiment Analysis in {T}witter at {S}em{E}val 2015",
    author = "Han, Xu  and
      Li, Binyang  and
      Ma, Jing  and
      Zhang, Yuxiao  and
      Ou, Gaoyan  and
      Wang, Tengjiao  and
      Wong, Kam-fai",
    editor = "Nakov, Preslav  and
      Zesch, Torsten  and
      Cer, Daniel  and
      Jurgens, David",
    booktitle = "Proceedings of the 9th International Workshop on Semantic Evaluation ({S}em{E}val 2015)",
    month = jun,
    year = "2015",
    address = "Denver, Colorado",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/jlcl-multiple-ingestion/S15-2111/",
    doi = "10.18653/v1/S15-2111",
    pages = "664--668"
}