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Question
How to select a part of the image
Like in this image, I want to analyze only the eye region, I try like: image = imread('lena.png'); impixelinfo % I tried to...
environ 6 ans il y a | 1 réponse | 0
0
réponseHow use "bitget" and "bitset" function?
So if i declare "test = bitget(im2, 2);", where 'im2' is a image, I will get 2 bits from im2? And thanks so much for your a...
plus de 6 ans il y a | 0
Question
How use "bitget" and "bitset" function?
I don't know how to use these functions, and I need for my work. i need to capture the bits of each pixel in an image, its ...
plus de 6 ans il y a | 2 réponses | 0
2
réponsesQuestion
Where is the command "IDISP" and "ABOUT" in Matlab 2019?
I am seeing a tutorial where it is used the command: im = imread('image.png'); about im idisp(im) But these commands do ...
plus de 6 ans il y a | 1 réponse | 0
0
réponseQuestion
I can acess bit by bit of pixel in an image with Matlab?
I'm doing a work about steganography. And I want to acess bit by bit of a pixel in an image. I can do this with matlab?
plus de 6 ans il y a | 3 réponses | 0
3
réponsesQuestion
about ESGANAGRAPHY: I lose the data if I send in facebook, whatsapp...?
In steganography, at JPG format: If the hidden message can be lost if it is subject to data compression, what would happen if yo...
plus de 6 ans il y a | 1 réponse | 0
0
réponseQuestion
What represents the Y-axis in matlab's histogram?
The X-axis represents the units, that is, X-axis: 100, 100 units but Y-axis, what represents? whats is "9000?" ?
plus de 6 ans il y a | 1 réponse | 0
1
réponseQuestion
How to manipulate the spaces of the x and y axes in the HIST function in MATLAB?
In this examble, the spaces is 500 in 500, how to modify this? I want, for example, 100 in 100! I use: hist(image, 0:250) ...
plus de 6 ans il y a | 1 réponse | 0
0
réponseQuestion
Error using bitcmp ASSUMEDTYPE must be an integer type name.
I'm trying to apply an steganography LSB code that is got here. How do I solve this? I try: function output = bitcmpOld...
plus de 6 ans il y a | 1 réponse | 0
0
réponseQuestion
STEGANOGRAPHY LSB IN MATLAB
How I can make a steganography object LSB using MATLAB? I am newbie
plus de 6 ans il y a | 1 réponse | 0
