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matlab数字图像处理中实现数字水印的加密解密-matlab digital image processing in digital watermarking encryption and decryption
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一篇关于图像置乱的matlab仿真代码，学习加密处理的可以参考一下，价值还是可以的-An image scrambling matlab simulation code, learning the encryption process can reference, value can still be
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以一幅256*256像素的图像为例, 利用MATLAB程序实现Arnold算法。对图像中的每一个像素做运算,之后就完成了一次图像遍历, 使之达到置乱加密的效果-A 256* 256 pixel image, for example, using MATLAB program implementation Arnold algorithms. Computing for each pixel in the image, after completion of an image traverse,
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matlab实现RSA对图像进行加密（自己手动生成公钥，私钥，按照像素进行加解密）-matlab to achieve the image RSA encryption (to manually generate a public key, private key, according to the pixel encryption and decryption)
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基于MATLAB的图像加密技术，采用了基于像素矩阵置乱算法。-MATLAB-based image encryption technology, using a scrambling algorithm based on a matrix of pixels.
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在matlab仿真实现的基于Arnold变换的图像加密算法-Realized in matlab simulation of image encryption algorithm based on Arnold transform
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基于混沌和分组结构的图像加密算法研究之论文的仿真matlab程序-Image encryption algorithm based on chaos and group structure of paper simulation of MATLAB programs
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用MATLAB编写的混沌序列图像加密程序,加密密钥跟解密密钥-MATLAB prepared by the chaotic sequence image encryption program, encryption key and decryption key
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用MATLAB编写的混沌序列图像加密程序,加密密钥跟解密密钥-MATLAB prepared by the chaotic sequence image encryption program, encryption key and decryption key
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用MATLAB编写的混沌序列图像加密程序,加密密钥跟解密密钥-MATLAB prepared by the chaotic sequence image encryption program, encryption key and decryption key
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该软件和代码实现的功能是对图象的加密和解密,运行环境是Xp+matlab-The software and the function of the code is to image encryption and decryption, running environment is Xp+ matlab
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其使用dct的方法实现图像水印，经检测，其鲁棒性较好，原图像不可见性也较好。包含了加密解密算法，可以实现不需要原图的解密。(The use of dct method to achieve image watermarking, after testing, its robustness is better, the original image invisibility is better. Contains the encryption and decryption algorithms,
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图像经过双随机处理和分数阶傅里叶变换，可以达到加密解密的功能，且对密钥敏感性较强。(The image undergoes double random processing and fractional Fourier transform, which can achieve the function of encryption and decryption, and has strong sensitivity to the key.)
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通过级联分数傅里叶变对图像进行加密解密，可自行设置秘钥，以及加密的阶数，具有良好的保密性(Encryption and decryption of image by fractional Fourier transform)
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