应用小区域方差对比，程序简单，针对EMD方法的不足,在matlab环境中自动识别连通区域的大小,在MATLAB中求图像纹理特征，本科毕设要求参见标准测试模型。-Application of small area variance comparison, simple procedures, For lack of EMD, Automatic identification in the matlab environment the size of the connected area, In the MATLAB image texture feature, Undergraduate complete set requirements refer to the standard test models.