@article{whatmakesastarteacherahierarchicalbert,
  title = {What Makes a Star Teacher? A Hierarchical BERT Model for Evaluating Teacher's Performance in Online Education},
  author = {Wen Wang and Honglei Zhuang and Mi Zhou and Hanyu Liu and Beibei Li},
  year = {2020},
  eprint = {2012.01633},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2012.01633v1},
}