信息隐藏技术的研究和应用(4)
时间:2025-04-05
时间:2025-04-05
Abstr-dct
principle,andthenputforwardtwoLSBalgorithmofthenew.Thefirstis
matrixencodingalgorithm,theproposedalgorithm
replacethelowesteffectivewhenthenumberofatochangeCaneffectivelyreducetheneedtochange,makethecommonlyusedagainstdetectionalgorithmisnoteasilydetectedtheexistenceofsecretinformation.Thesecondkindofalgorithmisimprovedmethod,notonlykeepthesignalsamplingpointsandmakesthecorrelationofembeddeddurationislongerchangesby2nbecomes2n+1orno2n+1to2nthetwoalgorithm.
Keywords:informationhiding,digitalimage,andmatrixcode,attackLSBdetectionIII