Dongwei Bai

Last seen: nästan 2 år 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...

ungefär 5 år 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...

ungefär 5 år 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...

mer än 5 år 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...

mer än 5 år 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) ...

mer än 5 år ago | 1 answer | 0

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answer

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...

mer än 5 år 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...

mer än 5 år ago | 1 answer | 0

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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...

mer än 5 år ago | 0 answers | 0

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answers