利用多分辨尺度小波进行图象纹理提取（两个参数，R1可以选择1.1-1.2，R2是阈值，可以选择10-30）-The use of multiresolution wavelet to extract texture images (two parameters, R1 can choose to 1.1-1.2, R2 is the threshold, you can choose to 10-30)