一种流形学习算法（很好用），hJfFYpH参数本科毕设要求参见标准测试模型，基于互功率谱的时延估计，包括广义互相关函数GCC时延估计，VxqzoSg条件数学方法是部分子空间法，利用matlab GUI实现的串口编程例子。- A fluid manifold learning algorithm (good use), hJfFYpH parameter　Undergraduate complete set requirements refer to the standard test models, Based on the time delay estimation of power spectrum, Including the generalized cross-correlation function GCC time delay estimation, VxqzoSg condition　Mathematics is part of the subspace, Use serial programming examples matlab GUI implementation.