In the design part, we present a theoretical framework for digital watermark energy estimation based on energy conversation characteristic of unitary transforms, covering additive, multiplicative and exponential hiding methods.
运用酉变换能量不变的性质,扩展提出了基于加性隐藏、乘性隐藏和指数隐藏方法的水印能量估计方法,建立了PSNR和嵌入强度的关系。
参考来源 - 小波域盲水印检测算法研究·2,447,543篇论文数据,部分数据来源于NoteExpress
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