@article{datafreeevaluationofusercontributionsin,
  title = {Data-Free Evaluation of User Contributions in Federated Learning},
  author = {Hongtao Lv and Zhenzhe Zheng and Tie Luo and Fan Wu and Shaojie Tang and Lifeng Hua and Rongfei Jia and Chengfei Lv},
  year = {2021},
  eprint = {2108.10623},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2108.10623v1},
}