图像特征识别通过神经网络训练方法实现，是学习参考的好资料-you will need first to run the file that name "charGUI4.fig" and on the right side there is a load training set where you have to train the system first, run any data that is should be from 1 to 9 and 0 like ( 1 2 3 4 5 5

用matlab对各种图像进行裁剪，是图像处理中经常用到的步骤-Various images with matlab crop,which is often used in image processing steps

This code can be used to measure the pre-sampled MTF of an image, which is a quantity that describes the resolution of linear imaging systems. The code is based on measuring the pre-sample MTF using a precision machined edge that is aligned - with re