@misc{jiang2020know,
  title={How Can We Know When Language Models Know? On the Calibration of Language Models for Question Answering},
  author={Zhengbao Jiang and Jun Araki and Haibo Ding and Graham Neubig},
  year={2020},
  eprint={2012.00955},
  archivePrefix={arXiv},
  primaryClass={cs.CL},
  url={https://arxiv.org/abs/2012.00955}
}