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Question
Is it wrong if PSNR is coming IN range of 128 - 170
PSNR value coming above 100 I m not sure, if it is fine or something is wrong with the code
12 years ago | 4 answers | 0
4
answersQuestion
How to save image , in the image type it is being fetched.
In my work, I have provided a GUI interface to select a image to be watermarked and after watermarking process i have to save th...
12 years ago | 1 answer | 0
1
answerQuestion
??? Error using ==> times Matrix dimensions must agree.
I am doing lsb watermarking, in which when i am calculating Normalized correlation, I m getting the above error. NC = sum(s...
12 years ago | 1 answer | 0
1
answerQuestion
How can I find the n smallest numbers in a two-dimensional array of m numbers?
For example, with this 2x5 matrix (m=10 and n=4), the expected answer is (2,9), (1,5), (1,3), (2,10) 111 , 112, 145, ...
12 years ago | 1 answer | 0
1
answerQuestion
Problem with data class when working in GUI...... plz help....
I am working in image watermarking, I m embedding a BMP image in Blue component of color image, for ii=1:Mm for ...
13 years ago | 2 answers | 0
2
answersQuestion
I have implemented image watermarking, changing the LSB of cover image, I m able to insert bits using bitset, now i have an problem, how to maintain the record of cover image original lsb so that they can be inserted back in it on decryption?
a= bitget(cover_image(ii,jj),1) watermarked_image = bitset(cover_image(ii,jj),1,share1(ii,jj) when i run it .... i get...
13 years ago | 0 answers | 0
