To get started, type one of these commands: helpwin, helpdesk, or demo For information on all of the Math Works products type tour offtdemo CIc This example shows the use of the fft function for spectral %o analysis. A common use of fFTs is to find the equency components of a signal buried in a noisy time domain signal8 To get started, type one of these commands: helpwin, helpdesk, or demo. For information on all of the MathWorks products, type tour. ?fftdemo clc % This example shows the use of the FFT function for spectral % analysis. A common use of FFT's is to find the frequency % components of a signal buried in a noisy time domain signal. %