图像置乱是实现图像加密的重要手段之一。
Image scrambling is an available means for image encryption.
最后应用此序列进行了图像加密解密的研究。
In the end, image encryption and decryption with the new sequence are studied.
图像加密是保障图像数据安全的有效手段之一。
Image encryption is an efficient method for ensuring image security.
图像加密解密实验表明，序列具有参数敏感性。
The images encrypting and images decrypting show that the sequences are sensitive to initial parameter.
将基于混沌的加密算法应用到数字图像加密中。
Then an encryption algorithm based on chaos has been proposed and a file-encryption system is developed.
图像加密传递是计算加密通讯中的一个重要研究分支。
Encryption transference of image is one important branch in computation encryption communication.
提出一种新的基于混沌有序化映射的数字图像加密方法。
A novel image encryption scheme based on chaos-sorting technique is proposed.
本文基于三维整数拟仿射变换和四维混沌系统对图像加密。
In this paper, the symmetric image encryption scheme based on 3-d quasi-affine transformation over limited integer grids and 4-d chaotic map.
在多核计算机上用于图像加密，并对加密结果做出了详细分析。
Simulation results show that this kind of image encryption algorithm has a good confusion and diffusion effects.
提出一种利用变形分数傅里叶变换和双随机相位编码对图像加密的方法。
A new optical image encryption method using anamorphic fractional Fourier transform and double random phase encoding is proposed.
文章提出了一种新的基于混沌的魔方置乱算法，并将其应用于图像加密。
A new magic cube permutation algorithm based on chaos is presented in this paper for image encryption.
为了提高图像加密的安全性，提出了一种多参数加权类分数傅里叶变换。
In order to increase the security of the image encryption, the weighted fractional Fourier transform with dilation parameter (PWFRFT) is proposed.
提出了一种利用不对称分数傅里叶变换和双随机相位编码对图像加密的方法。
A new optical image encryption method using dissymmetrical fractional Fourier transform and double random phase encoding was presented.
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 digital image watermarking and image encryption, researchers often require a pseudo random sequence which is statistically orthogonal to an image.
基于多重菲涅耳衍射变换和相位密码板，设计了一种新的图像加密计算方法。
The new image encryption algorithm was proposed based on multiple Fresnel diffraction transforms and phase encryption masks.
提出了一种利用不对称分数傅里叶变换和双随机相位编码对图像加密的方法。
A new optical encryption technique based on double random phase computer-generated hologram of asymmetry fractional Fourier transform is presented.
近年来，图像加密技术得到了敏捷的发铺，多种专用于图像的加密计划被提出。
Recently, encryption technology has been developed quickly and many image encrypt methods have been put forwarded.
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。
The cellular automaton may apply to the digital image encryption technology by its divergence in space, time and state.
提出了一种基于双随机相位的图像实值编码方法，该方法可应用于光学图像加密。
The double random phase real-value encryption and decryption method is proposed for the optical image security system.
基于级联空间混沌系统的选择图像加密算法是在将上述算法结合选择图像加密后提出的。
We combine the above algorithm with selective image encryption and propose a selective image encryption based on couple chaotic systems.
在虚拟光学数据加密理论模型的基础上，提出了一种光学图像加密的可视化密码构造算法。
A new technique of optical image encryption and decryption based on the methodology of virtual optics is proposed.
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.
本文首先对现有图像加密算法入行总结，剖析了这些算法的长处及其不适合图像加密的原因。
First, this thesis summarizes the current image's encryption algorithm, analyzes these algorithm's merit and the cause of inconformity for images of encryption.
该技术可应用于全息图制作、彩色图像变换、光学图像加密、滤波器的制作、光学防伪等领域。
This system can be used in hologram producing, color image transform, optical image encryption, filter producing, optical anti-counterfeiting and other fields.
通过实验表明：加密算法能对图像进行有效的加密，得出最佳的参数以达到最好的图像加密效果。
Experiments show that, encryption algorithm can effectively encrypt images and obtain the best parameters to achieve the best image encryption effect.
利用这种方法进行图像加密，使加密图像的密钥由原来两重增加到四重，从而提高了系统的保密性能。
Because the decoding keys are added to four from two, anti-counterfeiting intensity can be improved greatly when it is used to encrypt image or anti-counterfeit.
混沌序列具有容易生成，对初始条件和混沌参数敏感等特点，近年来在图像加密领域得到了广泛的应用。
Chaotic sequence can be produced easily and is sensitive of the original conditions and parameters. In recent years, it is widely used in image encryption.
混沌序列具有容易生成，对初始条件和混沌参数敏感等特点，近年来在图像加密领域得到了广泛的应用。
Chaotic sequence can be produced easily and is sensitive of the original conditions and parameters. In recent years, it is widely used in image encryption.
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