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Maha Oueghlani


Active since 2018

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this is the code of DCT image ?
I = imread('lena.tif'); J = dct2(I); imshow(J) J is the dct of I ? can someone help me ?

5 years ago | 0 answers | 0

0

answers

Question


How can i improve a steganografic method
Hi, i have emplimented an image steganografy method using matlab based on DWT and Arnold transform, now I want improve it to be...

5 years ago | 1 answer | 0

1

answer

Question


problem in str2num
I try the code in the str2num doc but it don't works.. it give me an empty array ! can you help me ? >> X = str2num ( '12e-...

5 years ago | 1 answer | 0

1

answer

Question


Unable to perform assignment because the size of the left side is 1-by-7 and the size of the right side is 1-by-5.
I want replace the 5 LSB of the 'c' image by the 5 MSB of the 's' image but i have this error.. c = imread('lena.tif'); ...

5 years ago | 1 answer | 0

1

answer