The real discrete Fourier transform (R-DFT) computes the Fourier transform of a real-valued signal. It only returns the non-redundant half of the spectrum due to the Hermitian symmetry property.
The real discrete Fourier transform (R-DFT) computes the Fourier transform of a real-valued signal. It only returns the non-redundant half of the spectrum due to the Hermitian symmetry property.