A random scrambling method was proposed for digital image encryption.
空间域随机置乱和锐化滤波是基本的图像处理方法。
This paper presents a digital image encryption algorithm based on four-value chaotic array.
提出了一种基于四值混沌阵列的数字图像加密算法。
The cellular automaton may apply to the digital image encryption technology by its divergence in space, time and state.
元胞自动机以其在空间、时间和状态上的离散性，适合应用于数字图像加密技术。
So the digital image compression technology and the digital image encryption technology have been born and applied in many field, such as multimedia, communication, medicine and so on.
数字图像压缩技术和数字图像加密技术应运而生，并且被广泛应用到多媒体、通讯、医学等等各个领域。
An digital image watermark algorithm is proposed based on the synergetic neural network, combined with encryption technique, to guarantee its robustness and security.
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。
This article, through the analysis and reflections on the digital image, proposes one way of encryption suitable for the square matrix digital image.
本文通过对数字图像的分析和思考，提出一种适合于方阵数字图像的一种加密方式。
In digital image watermarking and image encryption, researchers often require a pseudo random sequence which is statistically orthogonal to an image.
在数字图像水印、图像加密等领域，经常需要一个与图像正交的伪随机序列。
In this part, the scrambling methods based on cryptography and chaos sequences are presented, and the encryption methods used in the TV are applied to the digital image scrambling.
这部分中，本文提出了基于密码学算法的图象置乱方法和基于混沌序列的图象置乱方法，并把电视信号加密方法应用到数字图象置乱中去。
Digital image scrambling can change histogram distribution of original image, it plays an important role in the image encryption.
数字图像的灰度置乱能够改变原图像的直方图分布，在图像加密中扮演着比较重要的角色。
Digital image scrambling can change histogram distribution of original image, it plays an important role in the image encryption.
数字图像的灰度置乱能够改变原图像的直方图分布，在图像加密中扮演着比较重要的角色。
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