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Why does the approximations at different levels have the same size for wavelet swt2 function?
In the documentation for <http://www.mathworks.com/help/toolbox/wavelet/ref/swt2.html *SWT2*>, it says: [A,H,V,D] = swt2(X,N,'...
15 years 前 | 1 个回答 | 0
