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  • 标题:Analysis Low Frequency Component of DWT-SVD Hybrid Technique for Digital Image Watermarking
  • 本地全文:下载
  • 作者:Richa Kumari ; Prof. Rakesh Kumar Verma
  • 期刊名称:International Journal of Innovative Research in Science, Engineering and Technology
  • 印刷版ISSN:2347-6710
  • 电子版ISSN:2319-8753
  • 出版年度:2017
  • 卷号:6
  • 期号:11
  • 页码:21348
  • DOI:10.15680/IJIRSET.2017.0611053
  • 出版社:S&S Publications
  • 摘要:In this research work adopted the frequency domain watermarking scheme which is embedded usingdiscrete wavelet transform (DWT) and singular value decomposition (SVD). By singular values factoring it representsmaller set of values and it can preserve constructive feature of an original image. After that, apply discrete wavelettransform in decomposed in low frequency sub-band on both images to improve the value PSNR. The MSE, PSNR andcomputation time performance parameters are taken to measure the efficiency of the propose method. The simulatedexperimentation is done in MATLAB and the simulation results of propose method (DWT-SVD) gives improvedresults than the existing method (DWT).
  • 关键词:Discrete Wavelet Transform; SVD; PSNR; MSE
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