The double random phase real-value encryption and decryption method is proposed for the optical image security system.
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。
In view of the importance of information and network security, a method of Chinese information encryption, BMP image and text hiding and the decryption is put forward.
针对信息与网络安全的重要性及严峻性，提出了一种汉字信息加密、在BMP图像文件中隐藏、恢复及解密的方法。
Moreover, image encryption and decryption can be achieved at high speed optically or digitally.
此外，图像的加密和解密可以快速得用光学方法或用数字方法实现。
A new technique of optical image encryption and decryption based on the methodology of virtual optics is proposed.
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。
In the end, image encryption and decryption with the new sequence are studied.
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.
最后应用此序列进行了图像加密解密的研究。
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