At present, there are a lot of document watermarking which focus on formats of document. These kinds of document watermarking are not very robust.
目前,大部分的文本水印研究是基于文本格式的,这类文本水印技术的鲁棒性较差。
参考来源 - 自然语言文本水印技术研究First the basic concept, the current research and the application situations of digital document watermarking are described, then the existing algorithms and their features are analyzed.
首先介绍了数字文档水印的基本概念、研究现状和应用情况,其次分析了现有文档水印算法及其特点。
参考来源 - 文档图像的行移编码和零水印算法研究·2,447,543篇论文数据，部分数据来源于NoteExpress
In fact, the paper document is more valuable than other digital medias. To some extent, the study of the document watermarking can preserve the intellectual property effectively.
实际上许多纸张文档比音频、视频或图像之类的多媒体更有价值，对文本数字水印的研究能够有效保护文本形式作品的知识产权。
Aiming at the character of the text document being attacked in transmission, an adaptive watermarking algorithm for the text was proposed based on binary image in this paper.
针对纯文本文档在传输过程中易受到攻击的特点，提出了一种基于文本图像的纯文本自适应水印算法。
Watermarking can be extracted without original document and original watermarking information. When the watermarking bit is destroyed, block checkout and hamming checkout are used to recover it.
水印提取时不需要原始文档和原始水印，通过块校验和海明校验可将破坏的水印比特位进行恢复。
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