@article{sipdoclosedlooppromptoptimizationvia,
  title = {SIPDO: Closed-Loop Prompt Optimization via Synthetic Data Feedback},
  author = {Yaoning Yu and Ye Yu and Kai Wei and Haojing Luo and Haohan Wang},
  year = {2025},
  eprint = {2505.19514},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2505.19514v1},
}