@inproceedings{towardfullyexploitingheterogeneouscorpus,
  title = {Toward Fully Exploiting Heterogeneous Corpus:A Decoupled Named Entity Recognition Model with Two-stage Training},
  author = {Yun Hu and Yeshuang Zhu and Jinchao Zhang and Changwen Zheng and Jie zhou},
  year = {2021},
  booktitle = {Findings (ACL) 2021 8},
  url = {https://aclanthology.org/2021.findings-acl.143},
}