Research Article
Robust Image Watermarking based on DCT-DWT-SVD Method
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International Journal of Computer Applications
Foundation of Computer Science (FCS), NY, USA
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| Volume 58 - Issue 21 |
| Published: November 2012 |
| Authors: Sneha Jose, Rajesh Cherian Roy, Sreenesh S Nambiar |
10.5120/9406-3798
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Sneha Jose, Rajesh Cherian Roy, Sreenesh S Nambiar . Robust Image Watermarking based on DCT-DWT-SVD Method. International Journal of Computer Applications. 58, 21 (November 2012), 12-16. DOI=10.5120/9406-3798
@article{ 10.5120/9406-3798,
author = { Sneha Jose,Rajesh Cherian Roy,Sreenesh S Nambiar },
title = { Robust Image Watermarking based on DCT-DWT-SVD Method },
journal = { International Journal of Computer Applications },
year = { 2012 },
volume = { 58 },
number = { 21 },
pages = { 12-16 },
doi = { 10.5120/9406-3798 },
publisher = { Foundation of Computer Science (FCS), NY, USA }
}
%0 Journal Article
%D 2012
%A Sneha Jose
%A Rajesh Cherian Roy
%A Sreenesh S Nambiar
%T Robust Image Watermarking based on DCT-DWT-SVD Method%T
%J International Journal of Computer Applications
%V 58
%N 21
%P 12-16
%R 10.5120/9406-3798
%I Foundation of Computer Science (FCS), NY, USA
Abstract
Hybrid Image watermarking scheme proposed based on Discrete Cosine Transform (DCT)-Discrete Wavelet Transform (DWT)-Singular Value Decomposition (SVD). The cover image is reordered before DCT is applied. The DCT coefficients of the reordered image are decomposed into sub bands using DWT. The singular values of the middle sub bands are found and watermark is embedded. Simulation results shows that this method can survive attacks like rotation, cropping, JPEG compression and noising attacks and also can be used for copyright protection of multimedia objects.
References
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