在MATLAB中求图像纹理特征，采用加权网络中节点强度和权重都是幂率分布的模型，实现了图像的加水印，去噪，加噪声等功能。- In the MATLAB image texture feature, Using weighted model nodes in the network strength and weight are power law distribution, Realize image watermarking, de-noising, plus noise and other