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Reversible Watermarking by Difference Expansion

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4.2 | 4 ratings Rate this file 11 Downloads (last 30 days) File Size: 507 KB File ID: #25245 Version: 1.0

Reversible Watermarking by Difference Expansion


Asad Ali (view profile)


Reversible Data Embedding Using Difference Expansion by J. Tian

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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 (7)
19 Jan 2016 Ahmed Samieh

Ahmed Samieh (view profile)

i made some modifications on your project in addition to implementing the decoder too

you can find the complete code on this link

15 Oct 2015 Ho Loi

Ho Loi (view profile)

decoder.m file

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11 Apr 2014 Mohsin

Mohsin (view profile)

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?

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26 Feb 2013 long yin  
15 May 2012 windy

windy (view profile)

I'm learning the reversible watermarking,thanks.

24 Aug 2011 zhu

zhu (view profile)

I'm learning the reversible watermarking,thanks.

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