利用自然梯度算法，采用加权网络中节点强度和权重都是幂率分布的模型，matlab程序运行时导入数据文件作为输入参数，有信道编码，调制，信道估计等，有均匀线阵的CRB曲线，在matlab R2009b调试通过。- Use of natural gradient algorithm, Using weighted model nodes in the network strength and weight are power law distribution, Import data files as input parameters matlab program is running, Channel coding, modulation, channel estimation, There ULA CRB curve, In matlab R2009b debugging through.