Top 10% contributor
I have an image size m*m, I divided into n*n non-overlapping blocks, the problem is that I want to change the values of a specif...
1 year ago
Hi, I need your help please.
I'm working in Matlab and I have tow images one with size 256*256 and the other one with size 64*6...
Asked 1 year ago
Hello,I'm using the following code to find a positive factor:
[U S V] = svd(image, 'econ'); % calculate the SVD of the imag...
Asked 5 months ago
Hello, Suppose that I have a matrix a= [1 3; 4 2], I convert this matrix to binary format using this code:
Asked 10 months ago
I want to apply SVD for each 4*4 blocks using the "blockproc" and get 3 outputs: U, S and V so I can reconstract all blocks toge...
Hello, I have RGB image that I converted to binary to do some processing and I want to reconvert it back to its original color R...
Hello, I'm working on image watermarking, I'm working with DWT and SVD and I want to embed a watermark in some coefficients that...
Asked 6 months ago
I'm working on image watermarking and I want to apply the Abc optimization algorithm ( Artificial Bee Colony) to find a threshol...
Asked 9 months ago
How do we know if an image is watermarked? Is there any function helps us to detect a waetermak before extracting it?
I'm trying to apply a DWT-SVD watermaking in HSV color space, but the final watermarked image is defenitely different than the o...
Choose your country to get translated content where available and see local events and offers. Based on your location, we recommend that you select: .
You can also select a location from the following list:
See all countries