Watermarking Scheme Based on Wavelet Transformation and Visual Cryptography-中国期刊网

摘要 Basedontheprinciplesofthevisualcryptographyandthelawoflargenumbers,theunexpandedsharesaregeneratedduringtheprocessesofembeddingandverifyingthehiddenwatermark.Thewatermarkembeddingisdoneinthefrequencydomain,whichcanbedecodedbythehumanvisualsystem(HVS)withoutthenecessityofanycomplicatedcomputationandthehelpoftheoriginalimage.Experimentalresultsindicatedthatourmethodhadagoodrobustnessondarkening,lightening,blurring,sharpening,noise,distorting,jitter,jointphotographicexpertsgroup(JPEG)compression,andcropattacks.

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Watermarking Scheme Based on Wavelet Transformation and Visual Cryptography

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Watermarking Scheme Based on Wavelet Transformation and Visual Cryptography

来源期刊

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