是学习PCA特征提取的很好的学习资料，仿真图是速度、距离、幅度三维图像，可以得到很精确的幅值、频率、相位估计，基于互功率谱的时延估计，计算多重分形非趋势波动分析，包含收发两个客户端的链路级通信程序。-Is a good learning materials to learn PCA feature extraction, FIG simulation speed, distance, amplitude three-dimensional image, You can get a very accurate amplitude, frequency, phase estimation, Based on the time delay estimation of power spectrum, Calculate the multifractal trend fluctuation analysis, Contains two clients receive link-level communications program.