资源描述:
《大学毕业论文---the remote sensing image fusion method论文.doc》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、TheRemoteSensingImageFusionMethodABSTRACTRemoteSensingImageFusionisoneofthekeytechniquesintheRemoteSensing(RS)domain.WiththerapiddevelopmentoftheRSinformationfusionhasbeenplayinganincreasinglyimportantrole.AfterabriefintroductiontotheRSTechnologyandRSinformationfusion,this
2、paperdescribesthemulti-spectrumimagefusionindetail,withtheemphasisonthePCAFusion,theHISFusionandtheWaveletFusionapproach,whosemathematicalfoundation,principleandtraitsareexploredinturn.FinallyinthetraditionalimagefusionisproposedonthebasisofanewfusionmethodbasedonPCAandHIS
3、,suchasthenewimagefusionmethodfusion,andthroughexperimentverificationanalyzedthenewmethodisfeasible.KEYWORDSRemoteSensing;RemoteSensingmageFusion;K-LFusion;HISFusion1IntroductionInformationRepresentationdifferentlevel,multi-sensorremotesensingimagefusioncanbedividedintothe
4、pixellevelfusion,featurefusionanddecisionlevelfusion.Pixellevelfusionistheprocessofcomprehensiveinformationdirectlytoobtainthevariouspiecesofremotesensingimagepixels,sotheimagesegmentation,featureextractionworkonthebasisofmoreaccurateandbettervisualeffect.Pixellevelfusioni
5、sintuitive,simpletooperate,andtheapplicationofthemostwidelyused.Pixel-levelfusionmethodIHStransform,wavelettransform,principalcomponentanalysis(PCA)andBroveytransformmethod.Feature-levelfusionistheimagefeatureextraction,edge,shape,contour,texture,andotherinformationwillbee
6、xtractedtoacomprehensiveanalysisofthefusionprocess.Decision-levelfusionistheintegrationofahighlevel,oftenapplication-orienteddecisionsupportservices.2Thepixel-levelimagefusion Pixellevelfusionprocesscanbedividedintofourgeneralsteps:pretreatment,transformandinversetransf
7、orm(reconstructedimage).Papersassumethatmostofthestudiespixellevelfusionthefusedimageregistration,butthereareanumberofresearchpapersspecializinginregistrationprocessingthetransformationstageusingthemainsquare:PCA,sometimesalsoknownasthePCT;HIStransform;multiresolutionmetho
8、dpyramidalgorithmsandmulti-resolutionwavelettransform.Integratedphaseswillbefusedtotheint