@article{multicenterfederatedlearning1,
  title = {Multi-Center Federated Learning: Clients Clustering for Better Personalization},
  author = {Guodong Long and Ming Xie and Tao Shen and Tianyi Zhou and Xianzhi Wang and Jing Jiang and Chengqi Zhang},
  year = {2021},
  eprint = {2108.08647},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2108.08647v4},
}