@inproceedings{zeng2013automatic,
  title={An automatic 3D expression recognition framework based on sparse representation of conformal images},
  author={Zeng, Wei and Li, Huibin and Chen, Liming and Morvan, Jean-Marie and Gu, Xianfeng David},
  booktitle={The 10th IEEE International Conference and Workshops on Automatic Face and Gesture Recognition (FG)},
  pages={1--8},
  year={2013},
  organization={IEEE}
}