| 图象中可见水印的误差控制 |
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| 引用本文： | 王朔中.图象中可见水印的误差控制[J].上海大学学报(英文版),2002,6(2):149-153. |
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| 作者姓名： | 王朔中 |
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| 作者单位： | DepartmentofCommunicationandInformationEngineering,ShanghaiUniversity,Shanghai200072,China |
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| 基金项目： | ProjectsupportedbytheNationalNaturalScienceFoundationofChina( 60 0 72 0 30 )andKeyDisciplinaryDevelopmentProgramofShanghai . |
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| 摘 要： | Different digital watermarking techniques and their applications are briefly reviewed.Solution to a practical problem with visible image marking is presented,together with experimental results and discussion.Main focusis on reduction of error caused by the mark addition and subtraction.Image classification based on its mean gray level and adjustment of out-of-range gray levels are implemented.
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| 关 键 词： | 多媒体 信息交流版权保护 可见水印图象 降低误差 |
| 收稿时间： | 11 September 2001 |
Error reduction for visible watermarking in still images |
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| Ljubisa Radunovic M. Eng.,Shuo-Zhong Wang Ph. D..Error reduction for visible watermarking in still images[J].Journal of Shanghai University(English Edition),2002,6(2):149-153. |
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| Authors: | Ljubisa Radunovic M Eng Shuo-Zhong Wang Ph D |
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| Institution: | Department of Communication and Information Engineering, Shanghai University, Shanghai 200072, China |
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| Abstract: | Different digital watermarking techniques and their applications are briefly reviewed. Solution to a practical problem with visible image marking is presented, together with experimental results and discussion. Main focus is on reduction of error caused by the mark addition and subtraction. Image classification based on its mean gray level and adjustment of out of range gray levels are implemented. |
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| Keywords: | watermark image error reduction |
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