LibSVM Chinese Brief Infroduction

Reference:
[1] https://blog.csdn.net/v_july_v/article/details/7624837
[2] https://wenku.baidu.com/view/c402e983336c1eb91b375d37.html?from=search
[3] http://www.cmlab.csie.ntu.edu.tw/~cyy/learning/tutorials/SVM2.pdf
[4] https://www.jianshu.com/p/c4c64855c014