@article{tgpotreeguidedpreferenceoptimizationforr,
  title = {TGPO: Tree-Guided Preference Optimization for Robust Web Agent Reinforcement Learning},
  author = {Ziyuan Chen and Zhenghui Zhao and Zhangye Han and Miancan Liu and Xianhang Ye and Yiqing Li and Hongbo Min and Jinkui Ren and Xiantao Zhang and Guitao Cao},
  year = {2025},
  eprint = {2509.14172},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2509.14172},
}