@misc{nguyen2022hierarchical,
  title={Hierarchical Sliced Wasserstein Distance},
  author={Khai Nguyen and Tongzheng Ren and Huy Nguyen and Litu Rout and Tan Nguyen and Nhat Ho},
  year={2022},
  eprint={2209.13570},
  archivePrefix={arXiv},
  primaryClass={stat.ML},
  url={https://arxiv.org/abs/2209.13570}
}