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Image segmentation and inpainting using hierarchical level set and texture mapping (1).pdf

Image segmentation and inpainting using hierarchical level set and texture mapping (1).pdf

ID：33941560

大小：2.62 MB

页数：12页

时间：2019-03-01

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1、SignalProcessing91(2011)852–863ContentslistsavailableatScienceDirectSignalProcessingjournalhomepage:www.elsevier.com/locate/sigproImagesegmentationandinpaintingusinghierarchicallevelsetandtexturemappingXiaojunDu,DongwookCho,TienD.BuiDepartmentofComputerScienceandSoftwareEngineering,Concor

2、diaUniversity,1455DeMaisonneuveBlvd.West,Montre´al,Que´bec,CanadaH3G1M8articleinfoabstractArticlehistory:Imageinpaintingisanartisticproceduretorecoveradamagedpaintingorpicture.WeReceived28August2009proposeanovelapproachforimageinpaintingbyusingtheMumford–Shah(MS)modelReceivedinrevisedforma

3、ndthelevelsetmethodtoestimateimagestructureofthedamagedregions.This20August2010approachhasbeensuccessfullyusedinimagesegmentationproblem.ComparedtoAccepted3September2010someotherinpaintingmethods,theMSmodelapproachdetectsandpreservesedgesinAvailableonline8September2010theinpaintingareas.We

4、proposeafastandefficientalgorithmthatachievesbothKeywords:inpaintingandsegmentation.InpreviousworksontheMSmodel,onlyoneortwolevelImageinpaintingsetfunctionsareusedtosegmentanimage.WhilethisapproachworkswellonsimpleVariationalmethodcases,detailededgescannotbedetectedincomplicatedimagestructu

5、res.AlthoughMumford–Shahfunctionalmulti-levelsetfunctionscanbeusedtosegmentanimageintomanyregions,theNumericalPDEtraditionalapproachcausesextensivecomputationsandthesolutionsdependontheImagesegmentationTexturesynthesislocationofinitialcurves.Ourproposedapproachutilizesfasterhierarchicallev

6、elsetmethodandguaranteesconvergenceindependentofinitialconditions.Becausewedetectboththemainstructureandthedetailededges,ourapproachpreservesedgesintheinpaintingarea.Also,exemplar-basedapproachforfillingtexturedregionsisemployed.Experimentalresultsdemonstratetheadvantageofourmethod.&2010Els

7、evierB.V.Allrightsreserved.1.IntroductionMasnouandMorel[17]addressedadisocclusionapproachusinglevellinestoachievestrongdiscontinu-Imageinpaintingisoriginallyanartisticproceduretoities.Bertalmioetal.[2]formulatedathird-orderpartialrecoveradamagedpaintingorpictu

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