@article{unifiedphysicaldigitalattackdetection,
  title = {Unified Physical-Digital Attack Detection Challenge},
  author = {Haocheng Yuan and Ajian Liu and Junze Zheng and Jun Wan and Jiankang Deng and Sergio Escalera and Hugo Jair Escalante and Isabelle Guyon and Zhen Lei},
  year = {2024},
  eprint = {2404.06211},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2404.06211v2},
}