Stack Exchange Network

Stack Exchange network consists of 174 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.

Visit Stack Exchange

Questions tagged [information-hiding]

The tag has no usage guidance.

0
votes
0answers
14 views

Edge adaptive steganography

I am trying to implement an IEEE paper based on edge adaptive steganography. For that I have to convert a $m \times n$ resolution image to a row vector by raster scanning. Then I have to take two ...
0
votes
1answer
44 views

What information does the abs(normalized_image - normalized_quantised_image) carry?

Given a grayscale image X2 And its (under)quantised version with 3 bits depth X3 What information does the abs(X2_normalized - X3_normalized) carry?As an example ...
0
votes
0answers
30 views

Image feature extraction for binary comparison

I'm working on an image steganography project which should hide an image into another image with minimum distortion. I'm using wavelet transform for cover image and replace 3 LSB bits of high ...
0
votes
1answer
530 views

Image Cross-Correlation interpretation

I'm working on this idea of choosing best cover image from given db for image steganography(hiding secret image inside cover). I've started with calculating cross-correlation matrix between images in ...
3
votes
0answers
53 views

Is there a theoretical limit for how much information hiding can be done through watermarking?

There is a classic channel-capacity notion that exist based on the work of Shannon that gives gives measure of amount of information that can be passed through the channel given its properties. In ...