@inproceedings{fu2026textreg,
  title={TextReg: Mitigating Prompt Distributional Overfitting via Regularized Text-Space Optimization},
  author={Fu, Lucheng and Yu, Ye and Wang, Yiyang and Jin, Yiqiao and Jin, Haibo and Prakash, B. Aditya and Wang, Haohan},
  booktitle={COLM 2026 Efficient Reasoning Workshop},
  year={2026},
  url={https://arxiv.org/abs/2605.21318}
}