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Domanda

how to know the meaning of MSE and PSNR value?
i try to use MSE and PSNR built in function and i got this value mse = 0.1200 peaksnr = 9.2078 and if i not not use im2...

oltre 8 anni fa | 0 risposte | 0

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Domanda

how to get the same image after extract watermark
clear all; % read in the cover object you want to use for embedding file_name='lena512.bmp'; cover_object=imread(file_...

oltre 8 anni fa | 0 risposte | 0

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Domanda

How to get PSNR dan MSE of image in matlab?
i want to get PSNR and MSE of image, how to get that in matlab

oltre 8 anni fa | 0 risposte | 0

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Domanda

how to remove blur from resizeing an image ?
<</matlabcentral/answers/uploaded_files/74489/Capture.PNG>>

quasi 9 anni fa | 1 risposta | 0

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Risposto
How can i save an image and read it again without change its value ?
this is my code clc close all %host cover=imresize(imread('host.jpg'),[256 256]); %rgbimage=rgb2gray(rgbimage); cover=i...

quasi 9 anni fa | 0

Domanda

how to fix this image ?
im doing dwt watermarking but my extracted watermark not same with the original. how i fix it ? %host rgbimage=imresize(imr...

quasi 9 anni fa | 0 risposte | 0

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Domanda

is it im2double() have the same result with double()?
i read a image name it 'lena' is it im2double(lena) == double(lena)?

quasi 9 anni fa | 2 risposte | 0

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Domanda

How i do digital image watermarking using DWT in grayscale dan true color ?
im doing watermarking using DWT but the result watermark not great.

quasi 9 anni fa | 0 risposte | 0

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Domanda

How can i save an image and read it again without change its value ?
im doing watermarking image using DWT and got problem about the value change when i try to read the watermarked image imwr...

quasi 9 anni fa | 3 risposte | 2

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