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

指纹分类是指纹准确识别的前提，该程序是指纹分类源码-Fingerprint classification is a prerequisite to accurately identify the fingerprint, fingerprint classification code of the program is

该程序是指纹分类源码，其中计算方向场部分MATLAB源码-The program is fingerprint classification code, which calculate the direction of the field part of the MATLAB source code