@article{fraudskillstructuredfrozenweightskillopt,
  title = {FRAUDSkill: Structured Frozen-Weight Skill Optimization for Audio Anti-Fraud Detection},
  author = {Chengxian Hu and Zhiming Ma and Mingjun Pan and Yifan Wang and Shun Zhang and Qifan Wang and Zhilei Zhao and Yijin Zhou and Yuxi Zhao and Huiyuan Liu and Peidong Wang and Peng Chen},
  year = {2026},
  eprint = {2609.18766},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2609.18766},
}