对已有图像进行区域识别，画出决策树，并在测试图像上进行测试。-The image of the existing regional recognition, draw the decision tree, and the test images for testing.

这是决策树的改进方法,用Matlab编写的,可以直接在matlab中使用!- This is the decision tree improvement method, using Matlab prepared, can be used directly in the matlab!