这是用matlab编写的有关图像识别分类方法的源代码，有用的旧下吧-using Matlab is prepared by the Image Recognition classification of source code, a useful old are you

Type Classification Code: main.m (program control) discretize.m (converts image to discrete values) plotimg.m (plots images) dirImg.m (computes the directional image) extract.m (extracts square portion of image - called by di