Una visión práctica en el uso de la Transformada de Fourier como herramienta para el análisis espectral de la voz
Abstract
The majority ofthe actual spectra analysis tools use computers, then it is possible to change the Fourier Transform main parameters.
This article studies the parameters used in the Fourier Transform, including graphics showing the effects obtained varying the main variables. The studied parameters are: sampling frequency, windows size, type windows, number of zeros in the window and the
representation form.
Finally, the article references different methods used in order to enhance the spectra, describing the covered filters.
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