为保证图像数字水印的鲁棒性和安全性，结合加密技术，提出了一种使用协同神经网络的图像数字水印算法。
An digital image watermark algorithm is proposed based on the synergetic neural network, combined with encryption technique, to guarantee its robustness and security.
本文论述了数字水印技术的应用和安全性、稳健性的关系。
This paper discusses the relationship of application, security, robustness of digital watermarking technology.
为提高数字水印技术的安全性，比较研究了几种常见的图像置乱技术各自的特点以及如何用MATLAB工具编程实现。
To improve the security of digital watermarking technology, compared and studied several familiar Image Shuffle technology, used MATLAB tool to realize it.
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