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// 参考资料：// http://www.opencv.org.cn/opencvdoc/2.3.2/html/doc/tutorials/ml/introduction_to_svm/introduction_to_svm.html#introductiontosvms// https://docs.opencv.org/3.4/d1/d73/tutorial_introduction_t...

// 参考资料：（建议先阅读此处）// https://blog.youkuaiyun.com/chaipp0607/article/details/77966888// https://stackoverflow.com/questions/28035484/opencv-3-knn-implementation#include <iostream>#include <string...