@inproceedings{crammer-etal-2009-multi,
    title = "Multi-Class Confidence Weighted Algorithms",
    author = "Crammer, Koby  and
      Dredze, Mark  and
      Kulesza, Alex",
    editor = "Koehn, Philipp  and
      Mihalcea, Rada",
    booktitle = "Proceedings of the 2009 Conference on Empirical Methods in Natural Language Processing",
    month = aug,
    year = "2009",
    address = "Singapore",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/D09-1052/",
    pages = "496--504"
}