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fft_watermark
- 基于FFT的数字水印嵌入程序，该程序通过对水印图片进行猫脸变换的预处理，增强的水印图片的鲁棒性-FFT-based digital watermark embedding process, the program conducted by Watermark picture cat face Transform pretreatment, enhanced the robustness of watermark image
cat
- matlab中cat函数用来联结数组，将分离的数据联合起来。-matlab function in the cat used to links array
myCatMapping
- 采用猫映射图像加密，有二维三维到四维。都是已经在matlab运行通过的-Cat mapping using image encryption, there are two-dimensional to three-dimensional four-dimensional
arnold
- 混沌Arnold Cat映射的matlab源代码，做图像加密和分形的同志们可以参考下-Chaotic Arnold Cat map matlab source code for image encryption
cat
- 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