Thread Subject:

Block DWT

I'm trying to implement a paper in which it has a 512x512 image which it's needed to be divided into blocks, Then wavelet transform is calculated by two parallel averaging and difference filter banks, how can I do that?

"Twilighter " <mscmatlab@gmail.com> wrote in message <jrkdhb$qkr$1@newscl01ah.mathworks.com>...
> I'm trying to implement a paper in which it has a 512x512 image which it's needed to be divided into blocks, Then wavelet transform is calculated by two parallel averaging and difference filter banks, how can I do that?
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You can divide the image into blocks using this

http://www.mathworks.com/matlabcentral/fileexchange/35085-split-nd-array-into-equal-sized-cells