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matt


Last seen: 10 månader ago |  Active since 2022

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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 ...

12 månader ago | 1 answer | 0

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Answered
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...

mer än ett år ago | 0

Answered
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...

mer än ett år ago | 0

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

mer än ett år ago | 0

Answered
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 ...

mer än ett år ago | 0

Question


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...

mer än ett år ago | 1 answer | 0

1

answer