i need a example code for Single-level discrete 2-D wavelet transform

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since i am newbie to matlab i dont know how to start this project. obviously my project need feature extraction method which has involved in discrete wavelet transforms please help me answer this code

Answers (1)

Peng Li
Peng Li on 29 Mar 2020
Say x is your signal and you’d like to do an n-level decomposition, using
[C, L] = wavedec(x, n, ‘db2’);
db2 is the wavelet you choose to decompose this signal x.
Better to check ref page. There are a lot more examples.
https://www.mathworks.com/help/wavelet/ref/wavedec.html

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