分数阶傅里叶变换多分量图像数字水印研究
基本信息
结项摘要
利用分数阶傅里叶变换实现多分量图像数字水印的嵌入和检测。包括两个方面：一，将原始图像进行分数阶傅里叶变换，在分数阶傅里叶变换域进行多分量数字水印的嵌入和检测；二，在空域进行多分量数字水印的嵌入，利用各分量在不同投影平面的聚集性，利用分数阶傅里叶变换将嵌入水印的图像变换到相应的投影平面，进行水印的检测。由于各分量只在与之相应的投影平面上呈现出能量的聚集性，因此采用多分量的水印算法对空域和频域的攻击均
项目摘要
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数据更新时间：2023-05-31
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