@article{canspeeduptheconvergencerateof,
  title = {Can speed up the convergence rate of stochastic gradient methods to $\mathcal{O}(1/k^2)$ by a gradient averaging strategy?},
  author = {Xin Xu and Xiaopeng Luo},
  year = {2020},
  eprint = {2002.10769},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2002.10769v1},
}