采用加权网络中节点强度和权重都是幂率分布的模型，LDPC码的完整的编译码，包括随机梯度算法，相对梯度算法，最大似然（ML）准则和最大后验概率（MAP）准则，关于小波的matlab复合分析。- Using weighted model nodes in the network strength and weight are power law distribution, Complete codec LDPC code, Including stochastic gradient algorithm, the relative gradient algorithm, Maximum Likelihood (ML) criteria and maximum a posteriori (MAP) criterion, Matlab wavelet analysis on complex.