spread transform dither modulation 扩展变换抖动调制
In addition, dither modulation is used in quantization embedding, by which the tradeoff between transparency and robustness of watermarking can be easily adjusted.
同时,该算法的量化嵌入采用了抖动调制,从而可以较方便地调节水印的透明性和鲁棒性。
参考来源 - 基于数字水印的信息隐藏技术·2,447,543篇论文数据,部分数据来源于NoteExpress
As a nonlinear method, dither modulation has been applied to spatial domain watermarking embedding into still images.
扰动调制是一种非线性水印技术,已应用于数字图像。
In the algorithm, dither modulation is adopted, and the motion feature and texture feature are used as side information to determine the adaptive quantification step of every frame.
该算法以抖动调制为基础,以视频帧的运动特征和纹理特征作为边信息,自适应地确定抖动调制的量化步长。
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