CN1306453C - 离散拉当变换域中抗冲击性的图像水印嵌入与检测方法 - Google Patents
离散拉当变换域中抗冲击性的图像水印嵌入与检测方法 Download PDFInfo
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- CN1306453C CN1306453C CNB200310117621XA CN200310117621A CN1306453C CN 1306453 C CN1306453 C CN 1306453C CN B200310117621X A CNB200310117621X A CN B200310117621XA CN 200310117621 A CN200310117621 A CN 200310117621A CN 1306453 C CN1306453 C CN 1306453C
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- 238000000034 method Methods 0.000 title claims abstract description 39
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Abstract
Description
序号 | 攻击方法及参数 | 待测水印与真实水印的相关度 | ||||
lena | baboon | head | ||||
1 | 小波有损压缩 | 30.121 | 30.815 | 31.984 | ||
2 | 分块8×8DCT压缩 | 31.485 | 31.040 | 30.217 | ||
3 | MAP9×9 | 维纳滤波 | 16.558 | 10.685 | 15.456 | |
软阈值 | 10.670 | 10.095 | 12.544 | |||
硬阈值 | 12.599 | 10.748 | 12.372 | |||
4 | 边界切除 | Pixel=6 | 30.683 | 30.270 | 31.592 | |
Pixel=18 | 26.916 | 22.991 | 28.555 | |||
5 | 图像尺度变化注[1] | (1/2,2) | 14.864 | 9.884 | 14.854 | |
(1/3,3) | 6.980 | 6.388 | 7.358 | |||
6 | 中值滤波(7×7) | 6.183 | 6.711 | 6.553 | ||
7 | 二值分割注[2] | 19.010 | 16.846 | 15.074 | ||
8 | 边缘增强 | Laplacian | 27.768 | 26.157 | 26.823 | |
Log | 28.400 | 27.747 | 28.969 | |||
Unsharp | 30.996 | 28.691 | 28.975 | |||
average | 10.189 | 7.368 | 6.455 | |||
guassian | 29.512 | 29.747 | 30.422 | |||
9 | 对比度变化 | log(f+2) | 11.700 | 14.834 | 19.002 | |
log(f-2) | 7.837 | 9.203 | 13.607 | |||
10 | 图像抖动 | 12.620 | 12.161 | 11.041 | ||
11 | 图像白化(25%) | 15.733 | 15.3611 | 14.597 | ||
12 | 图像旋转0.65° | 6.908 | 6.246 | 8.514 | ||
13 | 图像局部提取25% | 8.589 | 9.333 | 11.577 | ||
14 | 模板移除 | 30.858 | 30.769 | 31.315 | ||
15 | 高通滤波注[3] | 12.886 | 12.987 | 12.778 | ||
16 | 陷波滤波注[4] | 23.053 | 20.128 | 23.980 | ||
17 | 二次调制 | DPR | 14.273 | 13.938 | 17.882 | |
DPRCORR | 12.096 | 11.723 | 17.698 |
序号 | 攻击方法及参数 | 检测目标和真实水印的相似度 | ||||
本发明方法 | 分块DCT方法 | NEC方法 | ||||
1 | 小波有损压缩 | 30.121 | 29.254 | 30.208 | ||
2 | 分块8×8DCT压缩 | 31.485 | 29.9774 | 19.855 | ||
3 | 维纳滤波(9×9) | 16.558 | 9.7521 | 14.1283 | ||
4 | 边界切除 | Pixel=6 | 31.6837 | 9.7249 | 17.9778 | |
Pixel=8 | 30.7928 | 6.1094 | 10.6806 | |||
5 | 图像缩小放大 | 按最邻近法将图像尺寸缩小1/2,然后恢复原尺寸 | 14.8635 | 9.4886 | 18.171 | |
6 | 中值滤波(7×7) | 6.1828 | 7.5533 | 17.5900 | ||
7 | 二值分割 | 19.0094 | 1.0166 | 1.3093 | ||
8 | 边缘增强 | Laplacian | 27.7676 | 0.9440 | 0.88794 | |
Log | 28.4002 | 1.4746 | 0.4445 | |||
Unsharp | 30.996 | 11.0825 | 12.9388 | |||
guassian | 29.5118 | 26.2521 | 29.6185 | |||
9 | 对比度变化 | gama=0.07 | 7.115 | 0.2318 | 0.8826 | |
gama=6.0 | 7.0797 | 1.6338 | 2.1199 | |||
10 | 图像抖动 | 12.6202 | 10.1783 | 24.8753 | ||
11 | 图像白化(25%) | 15.7363 | 1.2435 | 0.9101 | ||
12 | 图像旋转0.65 | 6.9075 | 6.2733 | 11.6512 | ||
13 | 图像局部提取(25%) | 8.5894 | 0.0560 | 0.0388 | ||
14 | 高通滤波(下界频率为最高频的1/4) | 12.886 | 1.199 | 1.3844 | ||
15 | 陷波滤波(陷波频段为最高频的2/4~3/4) | 23.053 | 3.1044 | 6.3439 |
Claims (5)
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CN100461864C (zh) * | 2005-06-25 | 2009-02-11 | 华为技术有限公司 | 基于数字水印的多媒体视频通信客观质量评价方法 |
EP2081187A1 (en) * | 2008-01-21 | 2009-07-22 | Deutsche Thomson OHG | Method and apparatus for determining whether or not a reference pattern is present in a received and possibly water-marked signal |
CN115187444B (zh) * | 2022-09-08 | 2023-05-26 | 杭州海康威视数字技术股份有限公司 | 图像溯源信息安全防护方法、装置及电子设备 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1249106A (zh) * | 1997-05-29 | 2000-03-29 | 皇家菲利浦电子有限公司 | 用于检测水印的方法和装置 |
US20030031318A1 (en) * | 2001-06-14 | 2003-02-13 | Vidius Inc. | Method and system for robust embedding of watermarks and steganograms in digital video content |
WO2003044735A2 (en) * | 2001-11-23 | 2003-05-30 | Koninklijke Philips Electronics N.V. | Watermark embedding |
US20030133589A1 (en) * | 2002-01-17 | 2003-07-17 | Frederic Deguillaume | Method for the estimation and recovering of general affine transform |
CN1436420A (zh) * | 2000-05-23 | 2003-08-13 | 皇家菲利浦电子有限公司 | 水印检测 |
US20030161498A1 (en) * | 1999-01-13 | 2003-08-28 | Nec Corporation | Digital watermark inserting system and digital watermark characteristic parameter table generating method |
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Publication number | Priority date | Publication date | Assignee | Title |
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CN1249106A (zh) * | 1997-05-29 | 2000-03-29 | 皇家菲利浦电子有限公司 | 用于检测水印的方法和装置 |
US20030161498A1 (en) * | 1999-01-13 | 2003-08-28 | Nec Corporation | Digital watermark inserting system and digital watermark characteristic parameter table generating method |
CN1436420A (zh) * | 2000-05-23 | 2003-08-13 | 皇家菲利浦电子有限公司 | 水印检测 |
US20030031318A1 (en) * | 2001-06-14 | 2003-02-13 | Vidius Inc. | Method and system for robust embedding of watermarks and steganograms in digital video content |
WO2003044735A2 (en) * | 2001-11-23 | 2003-05-30 | Koninklijke Philips Electronics N.V. | Watermark embedding |
US20030133589A1 (en) * | 2002-01-17 | 2003-07-17 | Frederic Deguillaume | Method for the estimation and recovering of general affine transform |
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