@article{ratiovarianceregularizedpolicyoptimizati,
  title = {Ratio-Variance Regularized Policy Optimization},
  author = {Yu Luo and Shuo Han and Yihan Hu and Lei Lv and Huaping Liu and Fuchun Sun and Jianye Hao and Dong Li},
  year = {2026},
  eprint = {2605.26784},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2605.26784},
}