@inproceedings{comparingbertbasedrewardfunctionsfor,
  title = {Comparing BERT-based Reward Functions for Deep Reinforcement Learning in Machine Translation},
  author = {Yuki Nakatani and Tomoyuki Kajiwara and Takashi Ninomiya},
  year = {2022},
  booktitle = {WAT 2022 10},
  url = {https://aclanthology.org/2022.wat-1.2},
}