CN101567958A - 基于非冗余的Contourlet变换的半脆弱性数字水印系统 - Google Patents
基于非冗余的Contourlet变换的半脆弱性数字水印系统 Download PDFInfo
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- CN101567958A CN101567958A CNA2009100593260A CN200910059326A CN101567958A CN 101567958 A CN101567958 A CN 101567958A CN A2009100593260 A CNA2009100593260 A CN A2009100593260A CN 200910059326 A CN200910059326 A CN 200910059326A CN 101567958 A CN101567958 A CN 101567958A
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- watermark
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Description
操作 | Gaussian加噪 | Gaussian滤波 | 对比度拉伸 |
误警率 | PF | PF | PF |
Lena | 8.03 | 1.20 | 0.95 |
Boats | 7.86 | 1.17 | 1.44 |
Trucks | 4.22 | 0.51 | 3.49 |
San Diego | 2.69 | 0.90 | 0.98 |
Peppers | 8.33 | 0.93 | 0.32 |
Goldhill | 7.28 | 1.22 | 0.27 |
平均值 | 6.40 | 0.99 | 1.24 |
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CN101567958A true CN101567958A (zh) | 2009-10-28 |
CN101567958B CN101567958B (zh) | 2014-11-26 |
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Cited By (7)
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CN101872420A (zh) * | 2010-06-10 | 2010-10-27 | 石明霞 | 一种可加密的手写签批移动终端 |
CN101950411A (zh) * | 2010-09-14 | 2011-01-19 | 湖南大学 | 基于轮廓小波变换和椭圆加密体制加密算法的数字水印加密系统 |
CN102142129A (zh) * | 2011-03-09 | 2011-08-03 | 西安理工大学 | 一种基于视觉秘密共享的图像内容篡改检测方法 |
CN102254294A (zh) * | 2011-06-30 | 2011-11-23 | 西安电子科技大学 | 基于非下采样Contourlet变换的压缩图像指纹方法 |
CN101702229B (zh) * | 2009-11-06 | 2012-01-11 | 电子科技大学 | 一种含认证水印和恢复水印的图像生成方法和恢复方法 |
CN103198448A (zh) * | 2013-04-11 | 2013-07-10 | 江苏大学 | 基于顶点曲率的三维模型数字水印嵌入与盲检测方法 |
CN116414445A (zh) * | 2023-06-07 | 2023-07-11 | 深圳海云安网络安全技术有限公司 | 一种基于源代码水印的同源性检测方法及系统 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU2003267726A1 (en) * | 2002-10-09 | 2004-05-04 | Koninklijke Philips Electronics N.V. | Localisation of image tampering |
CN101308566B (zh) * | 2008-06-02 | 2011-06-29 | 西安电子科技大学 | 基于contourlet变换抗几何攻击数字图像水印方法 |
-
2009
- 2009-05-19 CN CN200910059326.0A patent/CN101567958B/zh active Active
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
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CN101702229B (zh) * | 2009-11-06 | 2012-01-11 | 电子科技大学 | 一种含认证水印和恢复水印的图像生成方法和恢复方法 |
CN101872420A (zh) * | 2010-06-10 | 2010-10-27 | 石明霞 | 一种可加密的手写签批移动终端 |
CN101950411A (zh) * | 2010-09-14 | 2011-01-19 | 湖南大学 | 基于轮廓小波变换和椭圆加密体制加密算法的数字水印加密系统 |
CN102142129A (zh) * | 2011-03-09 | 2011-08-03 | 西安理工大学 | 一种基于视觉秘密共享的图像内容篡改检测方法 |
CN102142129B (zh) * | 2011-03-09 | 2012-07-04 | 西安理工大学 | 一种基于视觉秘密共享的图像内容篡改检测方法 |
CN102254294A (zh) * | 2011-06-30 | 2011-11-23 | 西安电子科技大学 | 基于非下采样Contourlet变换的压缩图像指纹方法 |
CN102254294B (zh) * | 2011-06-30 | 2012-12-05 | 西安电子科技大学 | 基于非下采样Contourlet变换的压缩图像指纹方法 |
CN103198448A (zh) * | 2013-04-11 | 2013-07-10 | 江苏大学 | 基于顶点曲率的三维模型数字水印嵌入与盲检测方法 |
CN103198448B (zh) * | 2013-04-11 | 2016-08-03 | 江苏大学 | 基于顶点曲率的三维模型数字水印嵌入与盲检测方法 |
CN116414445A (zh) * | 2023-06-07 | 2023-07-11 | 深圳海云安网络安全技术有限公司 | 一种基于源代码水印的同源性检测方法及系统 |
CN116414445B (zh) * | 2023-06-07 | 2023-08-29 | 深圳海云安网络安全技术有限公司 | 一种基于源代码水印的同源性检测方法及系统 |
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