javad danesh
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Question
LSB transform for image encryption
I want to use LSB transform to encode the message in the image. The length of the bit string is less than the size of the image....
meer dan een jaar ago | 2 answers | 0
2
answersQuestion
Hi, I want to divide a 1x5872 matrix into 8x8 blocks. Can someone guide me please
Hi, I want to divide a 1x5872 matrix into 8x8 blocks. Can someone guide me please.
meer dan een jaar ago | 1 answer | 0
1
answerQuestion
Encoding the image using Huffman transform and converting to non-overlapping blocks
Hi, I encoded an image with huffman transform and converted the image into a contiguous bit string. I want to convert this bit s...
meer dan een jaar ago | 0 answers | 0
0
answersQuestion
Hello, I want to use the gray wolf algorithm to hide images.
Hello, I want to use the gray wolf algorithm to hide images. But unfortunately, I am not proficient in MATLAB to be able to use ...
meer dan een jaar ago | 2 answers | 0
2
answersQuestion
Hi, I want to convert an image into a string of 0's and 1's using huffman transform and hide it in another image.
Hi, I want to convert an image into a string of 0's and 1's using huffman transform and hide it in another image. Can anyone hel...
meer dan een jaar ago | 1 answer | 0
1
answerQuestion
Hello, I applied the "qtgetblk" conversion to a gray image. What code should I use to display the output image?
Hello, I applied the "qtgetblk" conversion to a gray image. What code should I use to display the output image? Thank you for yo...
meer dan 2 jaar ago | 2 answers | 0
2
answersI want to do the embedding operation by converting Hessenberg
No, I do not want you to read the article. Using the quantization method you mentioned, I want to place watermark bits in the ov...
meer dan 2 jaar ago | 0
Question
I want to do the embedding operation by converting Hessenberg
Hello, I divided an image into 4x4 blocks and selected blocks randomly. Now I want to click on the selected Hessenberg matrix o...
meer dan 2 jaar ago | 2 answers | 0
2
answersQuestion
Hello, I divide an image into 4x4 blocks, and I want to select 512 blocks and do some math on them and embed some information.
Hello, I divide an image into 4x4 blocks, and I want to select 512 blocks and do some math on them and embed some information. ...
meer dan 2 jaar ago | 1 answer | 0
1
answerQuestion
I wanted the MATLAB code hash function for images
Hi, I wanted MATLAB code for hash function for images. Thank you for your help
meer dan 2 jaar ago | 1 answer | 0
1
answerQuestion
Hi, I wanted to implement MATLAB code "the scrambled pixel value is further converted to binary information sequence of size 8 bits ".
Hi, I wanted to implement MATLAB code "the scrambled pixel value is further converted to binary information sequence of size 8 b...
meer dan 2 jaar ago | 1 answer | 0
1
answerQuestion
Hi, I want to apply arithmetic coding to the image. Can anyone help me?
Hi, I want to apply arithmetic coding to the image. Can anyone help me?
meer dan 2 jaar ago | 2 answers | 0
2
answersQuestion
Arithmetic coding and Huffman
Hi, I am looking for an instructional file to compare Huffman coding and arithmetic coding for digital image processing. If any...
bijna 3 jaar ago | 1 answer | 0
1
answerQuestion
switch matrix s in Image Processing
I read an article about the switch matrix s that said it helps us to divide wavelet coefficients into two parts. It identifies w...
bijna 3 jaar ago | 0 answers | 0
0
answersQuestion
contourlet transform to watermarking
Hi, I'm looking for an instructional video to learn how to contourlet transform to watermarking. Can anyone help me?
ongeveer 3 jaar ago | 0 answers | 0