@inproceedings{li2025photometric,
  title={Photometric stereo-based defect detection for lithium battery top covers},
  author={Li, Huayong and Xie, Weijin and Pan, Wei},
  booktitle={Seventh International Conference on Image Processing and Machine Vision (IPMV 2025)},
  volume={13636},
  pages={100--107},
  year={2025},
  organization={SPIE},
  doi={10.1117/12.3062071}
}