做数字图像处理的18张经典灰度图，是你是做各种图像处理算法的首选，这些图像的典型性已经国内外学者公认。这18张图像也是本人所在实验室测试算法、测试系统的例子。-Digital image processing make 18 classic grayscale is you are to do all kinds of image processing algorithm of choice, these images of typical domestic and foreign schola