@inproceedings{Saha2010Curvelet,

  title={Curvelet Entropy for Facial Expression Recognition},

  author={Saha, Ashirbani and Wu, Q. M. Jonathan},

  booktitle={Advances in Multimedia Information Processing - PCM 2010 -  Pacific Rim Conference on Multimedia, Shanghai, China, September 2010, Proceedings},

  pages={617-628},

  year={2010},

}