@inproceedings{chen-etal-2020-local,
    title = "Local Additivity Based Data Augmentation for Semi-supervised {NER}",
    author = "Chen, Jiaao  and
      Wang, Zhenghui  and
      Tian, Ran  and
      Yang, Zichao  and
      Yang, Diyi",
    editor = "Webber, Bonnie  and
      Cohn, Trevor  and
      He, Yulan  and
      Liu, Yang",
    booktitle = "Proceedings of the 2020 Conference on Empirical Methods in Natural Language Processing (EMNLP)",
    month = nov,
    year = "2020",
    address = "Online",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/fix-sig-urls/2020.emnlp-main.95/",
    doi = "10.18653/v1/2020.emnlp-main.95",
    pages = "1241--1251"
}