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Last seen: 2日 前 |  2022 年からアクティブ

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MCSA spectral analysis using FFT
Here is a simple code that you can get started with. Let's first import the data into MATLAB and extract signal value x and tim...

7ヶ月 前 | 0

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How to determe the Fatigue Damage according Miner's Rule via rainflow counting
You may want to take a look at the example <https://www.mathworks.com/help/signal/ug/practical-introduction-to-fatigue-analysis-...

7ヶ月 前 | 0

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Could anyone explain the example provided in thr help for understanding the use of fft?
When you take a -point DFT of a signal sampled at rate , then the frequency interval is uniformly sampled. The distance betwee...

7ヶ月 前 | 0

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How to find delay of signal sample
As an alternative solution, you may want to use the function findsignal in Signal Processing Toolbox that finds the location of ...

7ヶ月 前 | 0

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Zadoff-Chu sequence concept
The Zadoff-Chu sequences have the useful property of having zero cyclic autocorrelation at all nonzero lags. One fast way to che...

7ヶ月 前 | 0

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Matlab code calculation error
Change this line Half_max_mag = abs(HH)/sqrt(2); to Half_max_mag = max(abs(HH))/sqrt(2);

8ヶ月 前 | 0

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Delete items from array and split it up into new arrays
You may find the code below doing the desired task array = [-0.0016 -0.0017 0.1746 0.1834 -0.0017 -0.0018 0.1567 0.1456 0.1744 ...

約2年 前 | 0

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How to get the phase in function of time of the hht (Hilbert-Huang-transform?
Instantaneous phase can be obtained by taking the integral from the instantaneous frequency, where is the initial phase at tim...

約2年 前 | 0

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Signal peak integration (signal processing)
You may want to try something like below %% Signal Model t = linspace(0,1.5,1000); mu = [1 5 9 13]/10; % position amp = [3 2...

約2年 前 | 0

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Combining elements from two arrays
You may want to try this A = [0.9572, 0.1419, 0.7922; 0.4854, 0.4218, 0.9595; 0.8003, 0.9157, 0.6557]; B = [0.8147...

約2年 前 | 0

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data isolation from spectogram
The function tfridge can be found helpful here. Below is an example showing how to extract the ridge from the spectrogram. %% S...

約2年 前 | 0