这是一个PCA用于人脸识别的程序，注释里面写得很详细。有助于初接触人脸识别的用户。-This is a PCA for face recognition procedures Notes limit very detailed. Face recognition to the early contact with the user.

基本遗传算法，又称为SGA算法，其中包括了详尽的注释，执行效果还不错！-basic genetic algorithm, also known as SGA algorithm, which included a detailed notes, the implementation of the results were pretty good!

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