中文说明：与理论分析结果相比，数学方法是部分子空间法，包括脚本文件和函数文件形式，采用了小波去噪的思想，基于欧几里得距离的聚类分析，包括广义互相关函数GCC时延估计。
English Description：
With the theoretical analysis results are compared with mathematical method is part of the sub space method, including scripts and functions file format, using wavelet denoising and Euclidean distance based clustering analysis, including generalized cross correlation GCC function for time delay estimation.