1. Intel Corporation, http://click.intel.com/intel-realsense-developer-kit-r200.html
2. Real-Time tracking of non-rigid objects using mean shift;Comaniciu,2015
3. Effective face frontalization in unconstrained images;Hassner,2015
4. Stanford University, http://deeplearning.stanford.edu/wiki/index.php/Neural_Networks
5. Neural Networks: Tricks of the Trade