fftw

Improving FFT performance in Python Question: What is the fastest FFT implementation in Python? It seems numpy.fft and scipy.fftpack both are based on fftpack, and not FFTW. Is fftpack as fast as FFTW? What about using multithreaded FFT, or using distributed (MPI) FFT? Asked By: Charles Brunet || Source Answers: The FFTW site shows fftpack …