图像及视频的无损信息隐藏方法研究

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1、中固科学投寐大学博士学位论文论又题目旦堡墨担堑鱼垄塑壁垒堕重查堡堡垒作者姓名谢于硝学科专业电路与璺统导师姓名程义民教袭完成时间二oo七年十月AbstractWiththequickdevelopmentofinternet，wirelesscommunicationandmultimediatechnology,informationhidingtechnologyhadbeenahotspot．Losslessinformationhidingisanimportantbranchininformationhiding．Lossle

2、ssinformationhidingmethodwaswidelyusedformedicalimage,remote-sensingimageandsoon．Losslessinformationhidingmethodbasedonimageandvideohadveryimportanttheoreticalsignificance．Thisdissertationfocusedonseveralresearchaspects：AnimprovementwasmadetoThodialgorithmintwoaspects：p

3、redictiveelToralgorithmandembeddingalgorithmwgl"epromoted．Losslessdatahidingmethodbasedonlinearpredictionrealizedsecrettransmissionofalargeanaountofhiddeninformationinimages．AfteranalyzingTianandAlattaralgorithm，anovellosslessinformationhidingmethodbasedonintegerlineart

4、ransformWasproposed．Thenearcharacterofpixelscouldbeanalyzed．AfterthelessdistortedrevisablevectorWastransformedbyintegerlinear虹ansform，hiddeninformationWaSembeddedbypair-checkmodulation．Themethoddidn’tneedtosavemessageofrevisablevectorandthenembedlargercapacityofhiddenin

5、formation．AccordingasthecharacteristicofseGRlrestorageandmanagementforvideoinmedicaldatabaseandothercolorvideo，asimpledatalinkflameWasusedduringdatahidingprocessingschemebaSedonthelosslessdatahidingmethodusinglinearpredictionalgorithmandintegerlineartransformalgorithm．T

6、womethodshadbeenappliedtohidingcasehistoryinmedicalimage．SothatitWaSnoteaSyconfusionbetweenmedicalvideoandcasehistoryofpatient．ThesewereusedformedicaldatabasemanagementandremotediagnosisandSOon．Twomethodsrealizedsimplyandbetterexperimentalresultshadbeengiven．Designedand

7、achievedimagelosslessinformationhidingsystembasedonlinearpredictionalgorithmandimprovedintegerlineartransform．Text01"imagem∞sagecouldbeembeddedindifferenthostdatainthissystemwithsimpleandconvenientoperation．ItwasgoodVlIAbstractusedforinformationstorageandmanagement，info

8、rmationsecurityandso011．Thisdissertationfocusedonlosslessinformationhidingmethodsbasedonimageandvideo．Inthefut