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SignalLab2
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comparison of time used for DFT and FFT

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Gabri6 2023-03-24 10:45:04 +01:00
parent fd55a97bb5
commit 1603e93d51
1 changed files with 8 additions and 1 deletions
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9
speech_analysis.m
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@ -21,4 +21,11 @@ plot(t,y)
%xlabel('Time (s)'); %xlabel('Time (s)');
%ylabel('Sound (dB)'); %ylabel('Sound (dB)');
frequencySpectrum(y, fs, false); %Frequency spectrum using DFT
[powerDFT durationDFT] = frequencySpectrum(y, fs, false);
%Frequency spectrum using FFT
[powerFFT durationFFT] = frequencySpectrum(y, fs, true);
sprintf(["time used for DFT: " num2str(durationDFT)])
sprintf(["time used for FFT: " num2str(durationFFT)])