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Reem Al Shehri


Actif depuis 2015

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Question


please answer this problm?
How can remove this result of call function embedding 247 247 247 247 247 247 247 247 247 247 247 247 247 24...

presque 9 ans il y a | 1 réponse | 0

0

réponse

A répondu
What was problem saving this question?
The error MSE=mean(mean((I-B).^2));

presque 9 ans il y a | 0

Question


What was problem saving this question?
function [Ps]=psnr(originalImage,embeddedImage) I=double(originalImage); B=double(embeddedImage); MSE=mea...

presque 9 ans il y a | 2 réponses | 0

2

réponses

Question


How to Calculate mse?
How to Calculate mse? This is correct mse = mean(mean((originalImage-embeddedImage).^2));

presque 9 ans il y a | 1 réponse | 0

1

réponse

Question


This code not correct result the what is problem ?
MSE1=mean(mean((embeddedImage-originalImage).^4)); MaxI=1;% the maximum possible pixel value of the images. PSNR=15*log10((...

presque 9 ans il y a | 1 réponse | 0

1

réponse

A répondu
How insert value vectors in middle band ?
the value middle band zeros replace this zeros to value vector after multiply vector of 10

environ 9 ans il y a | 0

Question


How insert value vectors in middle band ?
How insert this value mb=[5 6 7 4 5 6 7 8 9 10 11 12 7 8 14 15 16 17 18 ... 7 8 19 21 23 25 27 29 7 20 22 24 26 2...

environ 9 ans il y a | 2 réponses | 0

2

réponses

Question


What code divide image to 8*8 blocks?
hello please help me What code divide image to 8*8 blocks?

environ 9 ans il y a | 1 réponse | 0

0

réponse

A répondu
What mean function diag and fliplr explain this two functions?
Thank you answers.

environ 9 ans il y a | 0

Question


What mean function diag and fliplr explain this two functions?
not understand work this function?

environ 9 ans il y a | 2 réponses | 0

2

réponses

Question


How to combination between this code A=zeros(8); for i=1:4 for j=1:8-(i+3) A(i,j)=1; end end A and this A=ones(4,8); for i=1:4 for j=1:8-(i) A(i,j)=0; end end A ?
How to combination between this code A=zeros(8); for i=1:4 for j=1:8-(i+3) A(i,j)=1; end ...

environ 9 ans il y a | 2 réponses | 0

2

réponses