@article{treeadvtreestructuredadvantageredistribu,
  title = {TreeAdv: Tree-Structured Advantage Redistribution for Group-Based RL},
  author = {Lang Cao and Hui Ruan and Yongqian Li and Peng Chao and Wu Ning and Haonan Song and Renhong Chen and Yitong Li},
  year = {2026},
  eprint = {2601.03703},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2601.03703},
}