@article{unetsasbeliefpropagationefficient,
  title = {U-Nets as Belief Propagation: Efficient Classification, Denoising, and Diffusion in Generative Hierarchical Models},
  author = {Song Mei},
  year = {2024},
  eprint = {2404.18444},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2404.18444v2},
}