中文说明：图像的二值化，并对图像做膨胀，腐蚀，开、闭操作，以及细化处理等通过用matlab高级语言编写数字图像处理的一些基本算法程序
English Description：
Image binarization, and the image expansion, corrosion, open and close operation, as well as thinning, etc. by using MATLAB high-level language to write some basic algorithm program of digital image processing