异或操作

该算法利用线性同余模型产生伪随机序列以对图像进行空间置乱，采用异或操作实现图像的灰度变换。

It achieves space chaos of an image with a pseudo-random sequence generated by linear congruential method , and achieves gray chaos by XOR operation .

算法将Lorenz系统和双耦合Logistic映射所产生的混沌序列以一种特定的方式产生复合混沌序列，通过异或操作实现了对多媒体视频流AVI文件加密。

The algorithm combined the Lorenz system map with Double Coupling Logistic map to generate the complicated chaotic sequences , and then used XOR operator to encrypt the multimedia AVI files .

研究了菌紫质薄膜样品在光信息处理中的应用：提出了一种基于菌紫质光致各向异性的全光逻辑运算方案，并利用它实现了与、或和异或等全光逻辑操作。

The optical information processing was realized with the BR film . Based on the properties of photoinduced anisotropy of BR film , a scheme of all-optical logic gates is presented theoretically and experimentally . The all-optical logic AND , OR , XOR etc gate operations have been demonstrated experimentally .