user00555 00

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Domanda

I am doing watermarking with dwt. When i don't use any attacks, the output watermark is fine. But when i do any attack for e.g., mean attack, i get the cover image itself as the extracted watermark.Can you please check and tell what i am doing wrong?
clear all; close all; %save start time start_time=cputime; [filename,pathname]=uigetfile('*.jpg'); if ~...

oltre 9 anni fa | 1 risposta | 0

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