中文说明：一个师兄的毕设，包括四元数的各种计算,仿真效率很高的，基于互功率谱的时延估计，采用了小波去噪的思想，是一种双隐层反向传播神经网络。
English Description：
A brother of complete set, including the idea of quaternion computation, simulation efficiency is very high, based on the cross power spectrum time delay estimation, using wavelet denoising is a double hidden layer backpropagation neural network.