1.SVM
https://blog.youkuaiyun.com/v_JULY_v/article/details/7624837
https://github.com/MLEveryday/100-Days-Of-ML-Code
https://github.com/amineHorseman/facial-expression-recognition-svm
https://endymecy.gitbooks.io/spark-ml-source-analysis/content/%E7%89%B9%E5%BE%81%E6%8A%BD%E5%8F%96%E5%92%8C%E8%BD%AC%E6%8D%A2/StandardScaler.html
svc
https://www.cnblogs.com/xiaotan-code/p/6700290.html
pca
https://www.cnblogs.com/pinard/p/6239403.html
asm
https://github.com/Jennsoo/active_shape_model
lbp
https://github.com/michael92ht/LBP
numpy
http://www.runoob.com/numpy/numpy-array-creation.html
批处理
https://www.cnblogs.com/guoyaohua/p/8724433.html
https://github.com/amineHorseman/facial-expression-recognition-using-cnn
https://www.cnblogs.com/darkknightzh/p/8524937.html