具体自己看:
http://docs.opencv.org/2.4.13.2/doc/user_guide/ug_traincascade.html#cascade-training
--------------好像不太地道,这样就蹭发了篇博客
Cascade Classifier Training 没有基础也会目标检测啦
原文:http://www.cnblogs.com/YouXiangLiThon/p/7206118.html