@article{fromabsolutetorelativerethinkingrewardsh,
  title = {From Absolute to Relative: Rethinking Reward Shaping in Group-Based Reinforcement Learning},
  author = {Wenzhe Niu and Wei He and Zongxia Xie and Jinpeng Ou and Huichuan Fan and Yuchen Ge and Yanru Sun and Ziyin Wang and Yizhao Sun and Chengshun Shi and Jiuchong Gao and Jinghua Hao and Renqing He},
  year = {2026},
  eprint = {2601.23058},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2601.23058},
}