GitHub

how-can-i-use-python-and-scipy-to-perform-a-fast-fourier-transform.md

The Fast Fourier Transform (FFT) is a powerful tool for analyzing signals in the frequency domain. Python and SciPy provide an easy way to perform FFTs. To use SciPy, the following code can be used: ...
GitHub

16-fft.py

y =np.sin(2.0*np.math.pi*freq*t) #y = np.sin(2.0*np.math.pi*freq*t) + np.sin(np.math.pi*freq*t) merged=np.c_[freq,np.sqrt(sp.real**2+sp.imag**2)] # this is how two np arrays are merged (the first ...