@article{branchgrpostableandefficientgrpowithstru,
  title = {BranchGRPO: Stable and Efficient GRPO with Structured Branching in Diffusion Models},
  author = {Yuming Li and Yikai Wang and Yuying Zhu and Zhongyu Zhao and Ming Lu and Qi She and Shanghang Zhang},
  year = {2025},
  eprint = {2509.06040},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2509.06040},
}