本文使用的水印信息是由载体图像生成、基于图像内容的水印图像。
The double digital watermarking scheme is precise to tamper localization. The watermark is born from the original image.
为了增强水印的抗几何攻击能力，本文提出了一种基于图像内容的水印方案。
In this paper, the attacks on image are geometrical attacks, including Flipping, Scale and Rotation.
为了增强水印的抗几何攻击能力，本文提出了一种基于图像内容的水印方案。
In this paper we proposed a robust digital image watermarking based on image content.
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