This paper describes the spectral subtraction methods that utilize the wavelet transformation to refine the estimation of spectral properties of noise. This estimation is more exact than the periodogram and thus the signal–to–noise ratio of reconstructed signal will be improved.
This paper describes the spectral subtraction methods that utilize the wavelet transformation to refine the estimation of spectral properties of noise. This estimation is more exact than the periodogram and thus the signal–to–noise ratio of reconstructed signal will be improved. (en)