@inproceedings{
  author={Shigang Li and Torsten Hoefler},
  title={{Near-Optimal Sparse Allreduce for Distributed Deep Learning}},
  year={2022},
  month={Apr.},
  booktitle={Proceedings of the 27th ACM SIGPLAN Symposium on Principles and Practice of Parallel Programming},
  doi={10.1145/3503221.3508399},
}