基于小波變換和模糊聚類(lèi)的自適應(yīng)水印嵌入方法.pdf

1、四川大學(xué)碩士學(xué)位論文基于小波變換和模糊聚類(lèi)的自適應(yīng)水印嵌入方法姓名：徐鳳申請(qǐng)學(xué)位級(jí)別：碩士專(zhuān)業(yè)：概率論與數(shù)理統(tǒng)計(jì)指導(dǎo)教師：馬洪20050401到川大學(xué)碩十學(xué)位論文AnAdaptiveWatermarkingTechniqueBasedonDWTDomainandFCMAlgorithmMajor：probabilityandstatisticsGraduatestudentFengXuInstructorHongMaAbstract：W

2、iththeboomingdevelopmentofinformationindustrythedigitalizationofinformationmesaandtheexceptionalgrowingofcomputernetworks，wecangetdigitalinformationconvenientlyandquicklyButthenegativeeffectofdigitalizationtechnologyhasm

3、adethecopyri出andsecurityofdigitalinformationproductsbewidelythreatenednOWIntheopencomputernetworkenvironment，ithasbecomemuchurgentforUStOprovideefficientcopyrightandsecurityprotectionmeansforthedigitalinformationproducts

4、Sothedigitalwatermarkingtechnologyhasbeenputforwardforthis訪recentyearsAnadaptivedigitalwatermarkingtechniquebasedondiscretewavelettransform(DWT)domainisproposedtoelassifyeachindividualdetailimagesintotwoblocks：oneisappro

5、priateforembeddingwatermark；theotherisinappropriate，byapplyingfuzzyCmeansclustering(FCM)algorithmandfusionofuncertainimformationbasedonhanman“suaisyNemAndtheclusterresunisusedasthestrengthofwatermarkExperimentresultsshow