代码中几乎每一行都有自己的注释，参看算法的思想和步骤再来看应该不难 相应的测试函数以及测试数据集也一并上传（Iris，Balance-scale，Glass），程序中写的是绝对路径，需要自己改下(Almost every line of the code has its own comments, see the idea and steps of the algorithm look should not be difficult The corresponding test functi