@article{wang2012sparse,
  title={Sparse tensor discriminant color space for face verification},
  author={Wang, Su-Jing and Yang, Jian and Sun, Ming-Fang and Peng, Xu-Jun and Sun, Ming-Ming and Zhou, Chun-Guang},
  journal={IEEE Transactions on Neural Networks and Learning Systems},
  volume={23},
  number={6},
  pages={876--888},
  year={2012},
  publisher={IEEE}
}