VFPO: Variance-aware Negative Feedback Policy Optimization for Mitigating Entropy Collapse via Group Statistics

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Cite this paper

@article{bo2026,
  title = {VFPO: Variance-aware Negative Feedback Policy Optimization for Mitigating Entropy Collapse via Group Statistics},
  author = {Zhang, Bo and Zeng, Zinan and Zhou, Juntong and Chong, Dading and Ding, Zhenyu and Wu, Dengpeng and Ding, Ning and Zhou, Peilin},
  journal = {Findings of the Association for Computational Linguistics: EMNLP 2026},
  year = {2026},
  month = {Jan},
  doi = {10.18653/2026.findings-emnlp.2449},
  url = {https://doi.org/10.18653/2026.findings-emnlp.2449},
}