2 A survey on image-based continuum-body motion estimation

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1、ImageandVisionComputing29(2011)509–523ContentslistsavailableatScienceDirectImageandVisionComputingjournalhomepage:www.elsevier.com/locate/imavisReviewarticleAsurveyonimage-basedcontinuum-bodymotionestimation☆WeiLiu,EraldoRibeiro⁎ComputerVisionandBio-InspiredComputingLaboratory,DepartmentofComputer

2、Sciences,FloridaInstituteofTechnology,Melbourne,FL32901,USAarticleinfoabstractArticlehistory:Thispaperpresentsasurveyofthestate-of-the-artinmotionestimationofcontinuumobjectssuchaselasticReceived8July2010solids(e.g.,humanorgans,skin,andbiomedicaltissues)andfluids(e.g.,clouds,oceanflows,andairflows).T

3、heReceivedinrevisedform31January2011surveyisfocusedontheestimationmethodologies,ratherthanonspecificapplications.WebeginbyAccepted22March2011summarizingthemaincomponentsandchallengesofcontinuum-motionestimation,andstructureourreviewaroundthesecomponents.Weprovideaclassificationoftherelatedworkaccord

4、ingtotheirsolutionstotheseKeywords:challenges.Adiscussiononthemethodologiesforquantitativeevaluationofmethodsisalsoprovided.Finally,weNonrigidimageregistrationContinuummotionconcludethesurveybypointingoutsomeopenproblemsincontinuum-motionestimation.Meshlessregistrationmethods©2011ElsevierB.V.Allri

5、ghtsreserved.Contents1.Introduction..............................................................5102.Problemformulationandchallenges..................................................5113.Measuringimagesimilarity......................................................5123.1.Inter-modalitysimilarity.

6、...................................................5123.2.Dilutionandconcentration...................................................5123.3.Robustsimilaritymeasures...................................................5124.Parametricdeformationrepresentation...........................................

7、......5134.1.Linearmodels.........................................................5144.2.Nonlinearmotionmodels....................................................5144.2.1.Polynomials..............................