可以得到很精确的幅值、频率、相位估计，保证准确无误，是学习通信的好帮手，使用大量的有限元法求解偏微分方程，是机器学习的例程，研究生时的现代信号处理的作业，对信号进行频谱分析及滤波。- You can get a very accurate amplitude, frequency, phase estimation, Ensure accurate communication is learning a good helper, Using a large number of finite element method to solve partial differential equations, Machine learning routines, Modern signal processing jobs when the graduate, The signal spectral analysis and filtering.