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Reversible Watermarking by Difference Expansion

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Reversible Watermarking by Difference Expansion

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Reversible Data Embedding Using Difference Expansion by J. Tian

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Description

The code implements the Watermark Embedding module of the following paper:

J. Tian, "Reversible Watermarking by Difference Expansion", ACM Multimedia and Security Workshop, December 2002.

Embedding can be performed in the horizontal and vertical directions iteratively any number of times.

Final results in terms of PSNR are reported along with results of each iteration.

MATLAB release MATLAB 7 (R14)
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Comments and Ratings (5)
11 Apr 2014 Mohsin

Please upload the decoder.m file if you have one.

14 Feb 2014 Aakash Aggarwal

How do we detect the watermark which is embedded here and if detected how to extract?
Is there a code for the extracting algorithm?

26 Feb 2013 long yin  
15 May 2012 windy

I'm learning the reversible watermarking,thanks.

24 Aug 2011 zhu

I'm learning the reversible watermarking,thanks.

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