High Payload Reversible Data Hiding Scheme Using Difference Segmentation and Histogram Shifting

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摘要 Steganographyisatechniquethatconcealssecretdataintoacovermediumfordeliveringsecretdataoverpubliccomputernetworks.Reversibledatahidingschemesnotonlycanachievesecretdatadelivery,butalsocanrestorethecovermedium.Histogramshiftingisoneofthemostpopularreversibledatahidingtechniques.Luoetal.presentedareversibledatahidingtechniquethatshiftsthehistogramofpredictionerror.ButtheembeddingpayloadofLuoetal.'smethodcanfurtherbeimproved.Theproposedmethodusesadifferencesegmentationstrategyandpseudopixelgenerationtoincreasetheheightofpeakinthepredictionerrorhistogram.TheexperimentalresultsshowthattheembeddingpayloadoftheproposedmethodishigherthanthatofLuoetal.'smethod.
机构地区 不详
出版日期 2013年01月11日(中国期刊网平台首次上网日期,不代表论文的发表时间)
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