matt

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質問

Is the DFT or PSD length dependent?
Is the DFT amplitude dependent on the length of the time signal being analyzed? Do I need to know the length and sampling rate ...

2年弱前 | 1 件の回答 | 0

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Stacked bar graph for low and high case in different scenarios
y = [2 2 3; 2 5 6; 0 0 0; 2 8 9; 2 11 12]; bar(y,'stacked') xticks([1.5 4.5]) xticklabels({'case 1','case 2'}) Adding la...

2年以上前 | 0

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Discrete Time Plotting x[n]+x[-n] Using Stem
The question is unclear in definiton of signal. assuming x[n] = u[n]-u[n-1], u[n] is heavyside function, function to plot is y[n...

2年以上前 | 0

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Filtering noise from an audio file
Limit bandwidth to region of highest signal strength in clean audio. [Clean, Fs2] = audioread('expected.m4a'); [sample_d...

2年以上前 | 0

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My code is giving me a straight line for values of N other than 5
Define k as symbolic before defining b and ck. In your posted code, when the for loop is entered, k=N=2 so ck = (cos(2*pi)-1)=0 ...

2年以上前 | 0

質問

Interpolation of cross-correlation from zero padded idft of power spectrum shows odd behavior
Hello, I'm trying to interpolate the cross correlation between two singals by zero padding the ifft of the signals' PSD. Can an...

2年以上前 | 1 件の回答 | 0

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