| 文本数字水印算法的研究综述 |
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| 引用本文： | 连攀攀,陈青.文本数字水印算法的研究综述[J].黑龙江电子技术,2014(1):180-182,186. |
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| 作者姓名： | 连攀攀 陈青 |
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| 作者单位： | 上海理工大学光电与计算机工程学院,上海200093 |
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| 摘 要： | 数字水印技术是一种新的信息安全技术.在信息安全、数据隐藏、维护个人的合法权益等方面扮演着重要的角色.文中论述了文本数字水印技术透明性、鲁棒性、安全性方面的特点.针对文本水印技术的5种主要算法：基于字符特征格式、字符属性、基于句法、语义改写、字符间距的嵌入水印信息的算法进行了详尽的论述.具体阐述了每种算法在鲁棒性、透明性、容量、安全性等方面的优势与劣势.根据性能分析,在实际应用中,可以有选择地根据自己的需要,选择侧重点不同的水印算法以满足自己的要求.
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| 关 键 词： | 字符格式 字符属性 句法 字符间距 |
Summary on text watermarking algorithm |
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| Authors: | LIAN Pan-panSchool of Optical-Electrical and Computer Engineering University of Shanghai for Science and Technology Shanghai China CHEN Qing |
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| Affiliation: | LIAN Pan-pan(School of Optical-Electrical and Computer Engineering, University of Shanghai for Science and Technology, Shanghai 200093, China) CHEN Qing(School of Optical-Electrical and Computer Engineering, University of Shanghai for Science and Technology, Shanghai 200093, China) |
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| Abstract: | Digital watermarking is a new information security technology.It plays an important role in information security,data hiding,maintaining legitimate rights and interests of individuals.This paper discusses on the transparency,robustness and security of text digital watermarking technology,and makes a detailed exposition for five main kinds of watermarking algorithms,as character-based format,character attributes,based on syntactic,semantic rewritten,character spacing.And it also analyses the strengths and weaknesses of each algorithm＇ s robustness,transparency,capacity,security and other aspects concretely.According to the performance analysis,you can choose the proper watermarking algorithms to meet your own requirements according to watermarking algorithms different feature in practical applications. |
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| Keywords: | character format character attributes syntactic character space |
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