用opencv对图像进行归一化，将0到255间的像素值改变为0到1.调试通过-Opencv image normalization, 0-255 pixel value is changed to 0-1 through debugging

这是车牌识别软件（附带几张带图片），大家可以通过它了解电子警察为什么可以这么快就能识别你的车牌，发出罚款单。-License plate recognition program, the accuracy is very high. The process is: the license plate location, the license plate image binarization, license plate character normalization, the license

RGB归一化，更好对RGB三通道理解,简单图像处理-RGB normalization, better understanding of the three-channel RGB. Simple image processing