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Power Spectrum
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| from essentia.standard import Windowing, PowerSpectrum | |
| # Compute the spectrum of a frame | |
| w = Windowing(type='hann') | |
| spectrum = PowerSpectrum(size=1024) | |
| frame = audio[0:1024] | |
| spec = spectrum(w(frame)) | |
| # Plot the spectrum of a frame | |
| plt.plot(spec) | |
| plt.title("Spectrum") | |
| plt.xlabel("Frequency (Hz)") | |
| plt.ylabel("Power") |
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