@misc{wang2022patchnet,
  title={PatchNet: A Simple Face Anti-Spoofing Framework via Fine-Grained Patch Recognition},
  author={Chien-Yi Wang and Yu-Ding Lu and Shang-Ta Yang and Shang-Hong Lai},
  year={2022},
  eprint={2203.14325},
  archivePrefix={arXiv},
  primaryClass={cs.CV},
  url={https://arxiv.org/abs/2203.14325}
}