图像处理，灰度共生矩阵。已知被理论证明并且实验显示它在纹理分析中是一个很好的方法,广泛用于将灰度值转化为纹理信息(Image processing, gray level co-occurrence matrix. Known to have been proved by theory, and experiments show that it is a good method in texture analysis, and is widely used to transform gray v