基于小波变换的不同融合规则的图像融合研究

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1、维普资讯http://www.cqvip.com第33卷第2期光子学报V01．33No．22004年2月ACTAPHOTONICASINICAFebruary2OO4OnImageFusionBasedonDiferentFusionRulesofWaveletTransformTaoGuanqun，LiDapeng2，LuGuanghua1SchoolofElectronicEngineering，XidianUniversity，Xiart710071，China2SchoolofMechanicalEngineering，XidianUniversity，

2、Xiart71~71，Ch／na3SignalProcessingKeyLab，Zh4i~WanliUniven~，Ningbo315100。Ch／naAbstractAnewimagefusionmethodbasedonwavelettransformaccordingtolocalareaenergyofeachpixelispresented．Wavelettransformisusedtoconstructthewaveletcoeficientsoffusedimageusingmultipleoperatorsaccordingtodiferent

3、fusionrules．，I1lefusionresultsbetweenvisualimageandinfraredimageareevaluatedbycomparingstatisticalparametersoffusedimages．，I1ledesignedmethodimpmv~thedefinitionandthespecialqualityofimage，andismoresuitableformultiscalepropertiesofthehumanvisionsystem．KeywordsImagefusion；Wavelettransf

4、orm；Fusionrules；LocalareaenergyCLCNI51DocumentCodeAperformancethanconventionalfusionrules．1MauatSmulti-resolutionanalysisMultiresolutionanalysisofwavelettransformisoneofresearchhotspotsinthesignalandimageprocessingMalletproposedafastdecompositionandandothernumerousfieldsinrecentyears

5、．，I1lereconstructionalgorithmofwavelettransform．Itobjectiveofimagefusionistocombinethedecomposesa2Dimageusingtwoone—dimensionalcomplementaryinformationfrommulti—sensordata，decomposingfiltersandreconstructstheimageusingprovidingfarmorevisioninformationthanori#naltwoone—dimensionalreco

6、nstructingfiltersexactly．Letimages．FusionmodelsatthepixellevelsuchaslinearHk=hkGIgI．2andintroduceinfmitematrix_2J，I，．。superposition，optimizationmethods，andimageHr=(Hk。)，Hc=(Hh．

7、，I2)，G=(G。)andG=py姗idsaresomeexamples．，I1leexperimentof(，啦)，whereHandGaretwoone—dimensionalCamhellandRobson

8、Ltjsuggestthathumansretinacanmirrorfilteroperators[引．Theirsubscript’and”c”processinformationindiferentvisualchannels．Imagerespectivelydenotetherowandcolumnoperationoffusionbasedonwavelettransformisalsocarriedoutinmarx．ThenMalletalgorithmoftwo—dimensionaldiferentfrequencychannelstoobt

9、ainthefin【al