@inproceedings{ye-etal-2019-exploiting,
    title = "Exploiting Entity {BIO} Tag Embeddings and Multi-task Learning for Relation Extraction with Imbalanced Data",
    author = "Ye, Wei  and
      Li, Bo  and
      Xie, Rui  and
      Sheng, Zhonghao  and
      Chen, Long  and
      Zhang, Shikun",
    editor = "Korhonen, Anna  and
      Traum, David  and
      M{\`a}rquez, Llu{\'i}s",
    booktitle = "Proceedings of the 57th Annual Meeting of the Association for Computational Linguistics",
    month = jul,
    year = "2019",
    address = "Florence, Italy",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/P19-1130/",
    doi = "10.18653/v1/P19-1130",
    pages = "1351--1360"
}