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基于内容的空域图像水印算法研究 被引量:5
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作者 王向阳 杨红颖 《计算机科学》 CSCD 北大核心 2003年第6期145-146,178,共3页
In this paper, a novel space domain watermarking scheme based on image content is presented. The proposed method can use the human visual system(HVS) to adaptively embed a watermark in an image by decomposing the host... In this paper, a novel space domain watermarking scheme based on image content is presented. The proposed method can use the human visual system(HVS) to adaptively embed a watermark in an image by decomposing the host image, selecting streak blocks, modifying the intensities of the block. Experimental results show that the watermarking scheme proposed in this paper is invisible and robust to cropping, and also has good robustness to compression, filtering, noise adding, image enhancement, and mosaic. 展开更多
关键词 空域图像水印算法 图像纹理 图像处理 图像增强
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