@article{hyperspherequantizationcommunication,
  title = {Hyper-Sphere Quantization: Communication-Efficient SGD for Federated Learning},
  author = {Xinyan Dai and Xiao Yan and Kaiwen Zhou and Han Yang and Kelvin K. W. Ng and James Cheng and Yu Fan},
  year = {2019},
  eprint = {1911.04655},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/1911.04655v2},
}