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Dongwei Bai


Last seen: 2 years ago |  Active since 2019

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Wavelet transform of comparison between different size input
I use wavedec function to decompose input data and use detcoef to get detail coefficients, the problem is: If I have different l...

5 years ago | 0 answers | 0

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Question


How to plot this decomposition plot in MATLAB
How to plot this kind of plot in MATLAB, y axis represents different levels and x represents data set. the vertical length of...

5 years ago | 1 answer | 0

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answer

Question


Value of data become near zero after filter
+ This is my original data with green line showing the average of 30sets of data, blue line showing average plus five times std...

5 years ago | 1 answer | 0

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answer

Question


Butterworth filter high pass and band pass
I have a project design low pass, high pass and band pass filters to filter data, right now I'm using something like the code be...

5 years ago | 1 answer | 0

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Question


Can't load .mat file from subfolder
Error using load Unable to read file '.\Gutteil\AT019'. No such file or directory. Error in LoadRefPINTurning (line 45) ...

5 years ago | 1 answer | 0

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Question


Can't load .mat file from subfolder
It's keep saying Error using load Unable to read file '.\Gutteil\AT019'. No such file or directory. Error in LoadRefPINTur...

5 years ago | 1 answer | 0

1

answer

Question


Gap in spectral analysis (Filter applied)
The figure shows two plots using spectral analysis, the upper one is using original data and lower one is after applying highpas...

5 years ago | 1 answer | 0

1

answer

Question


How to apply FIR low pass filter to a dataset
I have a data set which is torque vs time shown below that I need to remove the noise using low pass filter. However, I don't kn...

5 years ago | 0 answers | 0

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