@article{boostingdirectpreferenceoptimizationwith,
  title = {Boosting Direct Preference Optimization with Penalization},
  author = {Pengwei Sun},
  year = {2026},
  eprint = {2606.12505},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2606.12505},
}