问题描述:

I want to find the DCT matrix of a picture.i tested the following code.but i cant see values of DCT matrix.here is mycode:

image=image;

[m,n] = size(image);

imvector = reshape(image, m*n, 1);

imdct = dct(imvector);

imagedct = reshape(imdct,m,n);

imshow(imagedct);

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