[LoD,HiD] = wfilters('haar','d'); how can i use this in DWT as a key.? Or how i can use DWT with key .

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Sultan Mehmood
Sultan Mehmood on 22 Oct 2018
load sculpture imagesc(X) colormap gray [LoD,HiD] = wfilters('haar','d'); [cA,cH,cV,cD] = dwt2(X,LoD,HiD,'mode','symh'); subplot(2,2,1) imagesc(cA) colormap gray title('Approximation') subplot(2,2,2) imagesc(cH) colormap gray title('Horizontal') subplot(2,2,3) imagesc(cV) colormap gray title('Vertical') subplot(2,2,4) imagesc(cD) colormap gray title('Diagonal')

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