How can I implement a Whitening Filter?

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Arianna Di Vittori
Arianna Di Vittori 2013-11-25
回答： Kenta 2020-4-14
I have to implement an algorithm for the measurement of muscle activation intervals from surface myoelectric signal. The sampled values are filtred by a whitening filter, indicates the whitening process applied to the simple series. Anyboby knows how I can do it?

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Kenta
Kenta 2020-4-14
ZCA whitening is avaiable here. Although this demo is for images, it can be adapted to your signal data.
https://jp.mathworks.com/matlabcentral/fileexchange/74990-zca-whitening-for-image-classification-zca

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