包含优化类的几个简单示例程序，实现了图像的加水印，去噪，加噪声等功能，采用加权网络中节点强度和权重都是幂率分布的模型。- Optimization class contains several simple sample programs, Realize image watermarking, de-noising, plus noise and other functions, Using weighted model nodes in the network strength and we