Computer Science ›› 2008, Vol. 35 ›› Issue (1): 258-260.
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Abstract: A semi-fragile watermarking algorithm for medical images is proposed in this paper. Firstly, the RGB image is mapped to YUV image by using invertible color transform. Secondly, 1-D integer harr wavelet transform is applied to luminance Y. Thirdly, the wat
Key words: Digital watermarking, Semi-fragile watermarking, Integer wavelet transform, Medical images
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