基于混沌的视频信息隐藏算法，利用混沌序列的类随机性对嵌入信息进行置乱，以提高保密性。
The video information hiding algorithm based on chaos USES the analogy randomicity of chaos sequence to disturb the hiding information, which improves the secrecy.
提出一种基于数位置乱的加密体制，该方案中首先采用置乱算法将明文信息的奇数位提取出来组成一个新的信息；
An encryption algorithm based on data-scrambling is presented. Firstly, we extract odd number bits of the important information to form a new information.
数字图像置乱利用一种可逆的变换将原始图象变换成一个杂乱无章的新图像，它通常作为图像信息安全与隐藏的基础性工作。
As the basic means for hiding huge image information, the scrambling of digital image makes the old image to a new disorderly image with a reversible transform.
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