@article{artemistightconvergenceguaranteesfor,
  title = {Bidirectional compression in heterogeneous settings for distributed or federated learning with partial participation: tight convergence guarantees},
  author = {Constantin Philippenko and Aymeric Dieuleveut},
  year = {2020},
  eprint = {2006.14591},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2006.14591v4},
}