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基于双正交小波变换和图像复杂度的水印算法

董学枢

微型机与应用Issue(21):39-41,44,4.
微型机与应用Issue(21):39-41,44,4.

基于双正交小波变换和图像复杂度的水印算法

Watermarking algorithm based on bi-orthogonal discrete wavelet transform and image complexity model

董学枢1

作者信息

  • 1. 江海职业技术学院,江苏扬州 225101
  • 折叠

摘要

Abstract

Image watermarking is a technique that can attach hidden data into the image. An image watermarking algorithm based on biorthogonal DWT and image complexity model is proposed in this paper.The image applied biorthogonal DWT to decompose into bands,the best band is embedding with the help of entropy, the best locations in the selected band are found using the image complexity model.Expermiental results show that the proposed algorithm is robust that is evaluated with the aid of different filtering techniques and good results were achieved in all cases.

关键词

双正交小波变换//图像复杂度/鲁棒性/PSNR/NC

Key words

biorthogonal discrete wavelet transform/entropy/image complexity/robustness/PSNR/NC

分类

信息技术与安全科学

引用本文复制引用

董学枢..基于双正交小波变换和图像复杂度的水印算法[J].微型机与应用,2014,(21):39-41,44,4.

微型机与应用

2097-1788

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