[1] TanBing,XuQing,GengZexun,etal.ASurveyofSuperResolutionforImageReconstruction[J].犑狅狌狉狀犪犾狅犳犐狀犳狅狉犿犪狋犻狅狀 犈狀犵犻狀犲犲狉犻狀犵 犝狀犻狏犲狉狊犻狋狔,2003,4:93 97(谭兵,徐青,耿则勋,等.超分辨率图象重建技术发展现状 [J].信息工程大学学报,2003,4:93 97)[2] CossairtO,Gupta M,NayarS K.When DoesComputationalImagingImprovePerformance?[J].犐犈犈犈犜狉犪狀狊犪犮狋犻狅狀狊狅狀犐犿犪犵犲犘狉狅犮犲狊狊犻狀犵,2013,22(2):447 458[3] ShahN R,ZakhorA.ResolutionEnhancementofColorVideoSequences[J].犐犈犈犈犜狉犪狀狊犪犮狋犻狅狀狊狅狀犐犿犪犵犲犘狉狅犮犲狊狊犻狀犵,1999,8(6):879 885[4] ZhangY,ZhouQ.AnImprovedMethodforPOCSSuperresolutionImageReconstruction[C].2011In ternationalConferenceonElectronics,Communica tionsandControl,Ningbo,China,2011[5] IraniM,PelegS.ImprovingResolutionbyImageRegistration[J].犌狉犪狆犺犻犮犪犾 犕狅犱犲犾狊 犪狀犱 犐犿犪犵犲犘狉狅犮犲狊狊犻狀犵,1991,53(3):231 239[6] SchultzR R,StevensonRL.ExtractionofHigh resolutionFramesfromVideoSequences[J].犐犈犈犈犜狉犪狀狊犪犮狋犻狅狀狊狅狀犐犿犪犵犲犘狉狅犮犲狊狊犻狀犵,1996,5(6):996 1011[7] ShenHF,ZhangLP,HuangB,etal.A MapAp proachforJointMotionEstimation,Segmentation,andSuperResolution[J].犐犈犈犈 犜狉犪狀狊犪犮狋犻狅狀狊狅狀犐犿犪犵犲犘狉狅犮犲狊狊犻狀犵,2007,16:479 490[8] Shen H F,DuLJ,ZhangLP,etal.A BlindRestorationMethodforRemoteSensingImages[J].犐犈犈犈 犌犲狅狊犮犻犲狀犮犲 犪狀犱 犚犲犿狅狋犲 犛犲狀狊犻狀犵 犔犲狋狋犲狉狊,2012,9(6):1137 1141[9] GuoLin,ChenQinghu.AdaptiveSuper resolutionReconstructionofImageSequenceswithStructurePreserving[J].犌犲狅犿犪狋犻犮狊犪狀犱犐狀犳狅狉犿犪狋犻狅狀犛犮犻犲狀犮犲狅犳犠狌犺犪狀犝狀犻狏犲狉狊犻狋狔,2011,36(5):548 551(郭琳,陈庆虎.结构保持的图像序列自适应超分辨率重建[J].武汉大学学报·信息科学版,2011,36(5):548 551)[10]LiuH C,LiST,YinH T.InfraredSurveillanceImageSuperResolutionviaGroupSparseRepresen tation[J].犗狆狋犻犮狊犆狅犿犿狌狀犻犮犪狋犻狅狀狊,2013,289:45 52[11]LefkimmiatisS,Ward J P,Unser M. HessianSchatten norm Regularization for Linear InverseProblems[J].犐犈犈犈 犜狉犪狀狊犪犮狋犻狅狀狊狅狀犐犿犪犵犲犘狉狅犮犲狊狊犻狀犵,2013,22(5):1873 1888[12]ShenDF,ChiuC W.FundamentalTechniquesforResolution Enhancement of Average SubsampledImages[J].犑狅狌狉狀犪犾狅犳犈犾犲犮狋狉狅狀犻犮犐犿犪犵犻狀犵,2012,21(3):033027 1 033027 10[13]GleichD.MarkovRandom Field ModelsforNon quadraticRegularizationofComplex SAR Images[J].犐犈犈犈犑狅狌狉狀犪犾狅犳犛犲犾犲犮狋犲犱犜狅狆犻犮狊犻狀犃狆狆犾犻犲犱犈犪狉狋犺犗犫狊犲狉狏犪狋犻狅狀狊犪狀犱 犚犲犿狅狋犲犛犲狀狊犻狀犵,2012,5(3):952 961[14]NgM K,ShenH,LamEY,etal.ATotalVaria tion Regularization Based Super resolution Recon structionAlgorithmforDigitalVideo[J].犈犝犚犃犛犐犘犑狅狌狉狀犪犾狅狀犃犱狏犪狀犮犲狊犻狀犛犻犵狀犪犾犘狉狅犮犲狊狊犻狀犵,2007:74585[15]MatakosA,RamaniS,FesslerJA .AcceleratedEdge preservingImageRestorationWithoutBound ary Artifacts[J].犐犈犈犈 犜狉犪狀狊犪犮狋犻狅狀狊狅狀犐犿犪犵犲犘狉狅犮犲狊狊犻狀犵,2013,22(5):2019 2029[16]PanR,ReevesSJ.EfficientHuber markovEdge preservingImageRestoration[J].犐犈犈犈犜狉犪狀狊犪犮狋犻狅狀狊狅狀犐犿犪犵犲犘狉狅犮犲狊狊犻狀犵,2006,15(12):3728 3735[17]YuanXiaohua,OuyangXiaoLi,XiaDeshen.AnO verviewonSuperResolutionImageRestoration[J].犌犲狅犵狉犪狆犺狔犪狀犱犌犲狅犐狀犳狅狉犿犪狋犻狅狀犛犮犻犲狀犮犲,2006,22(3):43 47(袁小华,欧阳晓丽,夏德深.超分辨率图像恢 复 研 究 综 述 [J].地 理 与 地 理 信 息 科 学,2006,22(3):43 47)[18]ZhangL,ZhangD.A Multi scaleBilateralStruc tureTensorBasedCornerDetector[J].犆狅犿狆狌狋犲狉犞犻狊犻狅狀犃犮犮狏2009,2010:618 627[19]WohlbergB,RodriguezP.AN? TV AlgorithmforDeconvolutionwithSaltandPepperNoise[C].IEEEInternationalConferenceon,Taipei,2009犃犅犻犾犪狋犲狉犪犾犛狋狉狌犮狋狌狉犲犅犪狊犲犱犔狅犮犪犾犃犱犪狆狋犻狏犲犚犲犵狌犾犪狉犻狕犪狋犻狅狀犳狅狉犛狌狆犲狉狉犲狊狅犾狌狋犻狅狀犢犝犈犔犻狀狑犲犻1 犛犎犈犖 犎狌犪狀犳犲狀犵2 犢犝犃犖犙犻犪狀犵狇犻犪狀犵3 犣犎犃犖犌犔犻犪狀犵狆犲犻1 犔犃犖犡犻犪41 StateKeyLaboratoryofInformationEngineeringinSurveying,MappingandRemoteSensing,WuhanUniversity,Wuhan430079,China2 SchoolofResourceandEnvironmentalScience,WuhanUniversity,Wuhan430079,China3 SchoolofGeodesyandGeomatics,WuhanUniversity,Wuhan430079,China4 SchoolofMathmaticsandStatistics,WuhanUniversity,Wuhan430079,China犃犫狊狋狉犪犮狋:ThispaperconstructsanlocaladaptiveregularizationmodelbuiltupontheMaximumAPos terior(MAP)frameworkforimagesuper resolutionreconstruction.Topreventthenoisepixelsre mainedintheresultimage,wecombinebilateralstructuretensorwithgradientinfourdirectionstodivideimagesintohomogenousareaandedgeregions.TheproposedmethodbasedonIterativelyRe weightedNorm(IRN)isemployedastheregularizationinthereconstructionmodel.Thispaperdem onstratestheadvantageovertheresultsofthealgorithmthroughtwoseriesofexperimentsfordigitalimageswithdifferenttexture.ItiscomparedwithLaplacian,traditionalHuber MarkovRandomField(HMRF)andBTV model.TheexperimentalresultsshowthatthisimprovedmethodisefficientforSRimagereconstructionandhaspromisingadvantageoversmoothregions.犓犲狔狑狅狉犱狊:super resolution;MAP;localadaptive;bilateralstructuretensor;iterativelyreweightednorm犉犻狉狊狋犪狌狋犺狅狉:YUELinwei,PhDcandidate,specializesinimagerestorationandsuper resolution.E mail:yuelinwei2008@126.com犆狅狉狉犲狊狆狅狀犱犻狀犵犪狌狋犺狅狉:YUANQiangqiang,PhD,associateprofessor.E mail:qqyuan@sgg.whu.edu.cn犉狅狌狀犱犪狋犻狅狀狊狌狆狆狅狉狋:TheNationalNaturalScienceFoundationofChina,Nos.41271376,61201342;theNationalKeyPrimaryResearchandDevelopmentProgramFoundation,No.2011CB707103.