因次，印刷数字水印技术应运而生。
We need a new technology to solve these problems, therefore presswork watermarking is proposed.
最后，描述了在统一的框架体系中，实现在电子文件和印刷品文件上的嵌入、检测数字水印的方法。
At last, a united system about how to embed and detect text digital watermarking in electronic and print files was described.
本文意在提出一种行之有效基于数字水印技术的印刷品防伪算法。
This paper is intended to advance an effective printing forgery prevention algorithm basing on digital watermarking technology.
首先分析了数字水印技术应用到印刷品防伪涉及的几个理论，充分考虑水印嵌入后图像的可见性、算法的鲁棒性、安全性。
We analyze several theories which the algorithm will be involved, and fully consider visibility, robust and security of the embedded image.
首先分析了数字水印技术应用到印刷品防伪涉及的几个理论，充分考虑水印嵌入后图像的可见性、算法的鲁棒性、安全性。
We analyze several theories which the algorithm will be involved, and fully consider visibility, robust and security of the embedded image.
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