opencv人脸识别所需的haarcascades

<?xml version="1.0"?> <!-- Stump-based 20x20 gentle adaboost frontal face detector. This detector uses tree of stage classifiers instead of a cascade Created by Rainer Lienhart. //////////////////////////////////////////////////////////////////////////////////////// IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING. By downloading, copying, installing or using the software you agree to this license. If you do not agree to this license, do not download, install, copy or use the software. Intel License Agreement For Open Source Computer Vision Library Copyright (C) 2000, Intel Corporation, all rights reserved. Third party copyrights are property of their respective owners. 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