文章基本信息

标题：A Hybrid Method For Image Watermarking
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作者：Nirupma Tiwari ; Dr. Dinesh Goyal ; Dr. Naveen Hemrajani 等
期刊名称：International Journal of Advanced Research in Computer Engineering & Technology (IJARCET)
印刷版ISSN：2278-1323
出版年度：2017
卷号：6
期号：9
页码：1312-1318
出版社：Shri Pannalal Research Institute of Technolgy
摘要：Digital image watermarking also called as (DIW) is single of the ways that is resilient to a variety of attacks on the image based digital media wherever data authentication is prepared with aid of embedding watermark into picture traits. This work incorporates a new approach for DIW using 3level lifting wavelet transform (4LWT)- Fast Fourier Transform(WHT) -Singular Value Decomposition (SVD) in YCbCr color gap. Extensive experiments exhibit that the proposed watermarking algorithm has a good imperceptibility and high robustness to quite a lot of long-established image processing attacks, similar to motion blurring, and usual attack. To evaluate the affectivity of the algorithm and the fine of the extracted watermark image (WI), we used commonly recognized photo pleasant operate measurements, comparable to the Peak signal-to-noise ratio also known to be (PSNR), executing time intended for embedding and the (RMSE) also called as root mean square error .
关键词：LWT; SVD; WHT ; YCbCR ; watermarking.