Description: Proposed based on wavelet transform and fractal coding technology in the rise of a close and operation of map zero water seal of the small wave model change
Change the map for low-frequency coefficients piece of fractal similar to gain and the low frequency coefficients calculated block matching image sub-block son images
Piece of through the collage generation zero watermark and submit third-party authentication institutions copyright record
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基于分形理论的小波域水印模型.pdf