@article{aprpenalizingstructuralredundancyinlarge,
  title = {APR: Penalizing Structural Redundancy in Large Reasoning Models via Anchor-based Process Rewards},
  author = {Kaiyan Chang and Chenwei Zhu and Yingfeng Luo and Yifu Huo and Chenglong Wang and Xiaoqian Liu and Qiaozhi He and Tong Xiao and Zhengtao Yu and Jingbo Zhu},
  year = {2026},
  eprint = {2602.00760},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2602.00760},
}