@article{expressivityandstatisticaltradeoffsindif,
  title = {Expressivity and Statistical Trade-offs in Diffusion Policy Learning},
  author = {Viet Vu and Renyuan Xu and Jiacheng Zhang and Yufei Zhang},
  year = {2026},
  eprint = {2607.07967},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2607.07967},
}