摘要
Steganographyisatechniquethatconcealssecretdataintoacovermediumfordeliveringsecretdataoverpubliccomputernetworks.Reversibledatahidingschemesnotonlycanachievesecretdatadelivery,butalsocanrestorethecovermedium.Histogramshiftingisoneofthemostpopularreversibledatahidingtechniques.Luoetal.presentedareversibledatahidingtechniquethatshiftsthehistogramofpredictionerror.ButtheembeddingpayloadofLuoetal.'smethodcanfurtherbeimproved.Theproposedmethodusesadifferencesegmentationstrategyandpseudopixelgenerationtoincreasetheheightofpeakinthepredictionerrorhistogram.TheexperimentalresultsshowthattheembeddingpayloadoftheproposedmethodishigherthanthatofLuoetal.'smethod.
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)