DFT矩阵的matlab实现,广泛应用于各种DFT的实现以及电路应用-the implementation of the DFT matrices，it can be widely used in different kinds of circuits.

信号处理中的振幅谱和相位谱以及谱密度估计等-1) Calculation of: - One-sided amplitude spectrum - One-sided phase spectrum - Vector of frequencies. 2) The function can plot: - One-sided amplitude spectrum - One-sided phase spectrum. Two examples are g