@article{variancereductionintrainingforecasting,
  title = {Variance Reduced Training with Stratified Sampling for Forecasting Models},
  author = {Yucheng Lu and Youngsuk Park and Lifan Chen and Yuyang Wang and Christopher De Sa and Dean Foster},
  year = {2021},
  eprint = {2103.02062},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2103.02062v2},
}