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Aide de Scilab >> Traitement du Signal > Tranformées

Tranformées

  • idct — Inverse discrete cosine transform.
  • idst — Inverse discrete sine transform.
  • ifft — Transformée de Fourier inverse discrète.
  • fft2 — two-dimension fast Fourier transform
  • fftshift — rearranges the fft output, moving the zero frequency to the center of the spectrum
  • hilb — FIR approximation to a Hilbert transform filter
  • ifftshift — inverse de fftshift
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