文本数字水印技术极富挑战性. 首先简述了文本的分

类 然后介绍了文本数字水印技术领域的主要研究成果和最新进展,包括基于文档结构、自然语言

处理技术和传统图像水印技术三类方法 从容量,鲁棒性,技术基础等方面比较了现有成果,分析了

各类方法的主要优缺点 最后在总结现有成果的基础上展望了文本数字水印技术的前景,指出了该

技术未来可能的研究重点以及待改进和研究的方向.-Text digital watermarking technology challenging, first outlined text points

Class　then presents the main findings and the latest developments in the field of text digital watermarking technology, including those based on document structure, natural language

Processing technology and traditional method of image watermarking technology categories　from the capacity, robustness, technology infrastructure and other aspects of the existing comparative results analyzed

The main advantages and disadvantages of various types of methods　finally summarize the results on the basis of the existing prospect foreground text digital watermarking technology, pointed out that

Technology and possible future research priorities for improvement and research directions.