@inproceedings{hagen-etal-2015-webis,
    title = "{W}ebis: An Ensemble for {T}witter Sentiment Detection",
    author = {Hagen, Matthias  and
      Potthast, Martin  and
      B{\"u}chner, Michel  and
      Stein, Benno},
    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://aclanthology.org/S15-2097/",
    doi = "10.18653/v1/S15-2097",
    pages = "582--589"
}