@article{afastandaccurateunconstrainedface,
  title = {A Fast and Accurate Unconstrained Face Detector},
  author = {Shengcai Liao and Anil K. Jain and Stan Z. Li},
  year = {2014},
  eprint = {1408.1656},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/1408.1656v3},
}