微分方程组数值解方法，包括广义互相关函数GCC时延估计，匹配追踪和正交匹配追踪，脉冲响应的相关分析算法并检验，从先验概率中采样，计算权重，关于神经网络控制。- Numerical solution of differential equations method, Including the generalized cross-correlation function GCC time delay estimation, Matching Pursuit and orthogonal match