Computer and Modernization

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ARobustMovingTargetShadowRemovalandRepairAlgorithm

  

  1. (CollegeofAutomationEngineering,NanjingUniversityofAeronauticsandAstronautics,Nanjing210016,China)
  • Received:2018-01-17 Online:2018-08-23 Published:2018-08-27

Abstract: Fortheproblemsofshadowregionsinterferencetothemotionforegroundandthelimitationsofthenormalizedcross-correlationshadowdetectionmethod,thispaperproposesashadowdetectionmethodthatnormalizesthecross-correlationcoefficientfusionsymmetrycrossentropy,andaccordingtothedistributionlawoftheforegroundofeachneighborhoodbasedontheshadowareaandmisdetection,ashadowmisdetectionremovalmethodbasedonshadowcontourpixelneighborhoodinformationisproposed.Theforegroundvoidsandfracturesformedbyshadowremovalarerecovered,andthecompleteandaccuratemotionforegroundisfinallyobtained.Comparedwiththenormalizedcross-correlationmethodandtheSVMsupportvectormachinemethod,theforegroundreservationrateisrespectivelyincreasedby40.4%and6.3%,andthetime-consumingisapproximately1/153oftheSVMsupportvectormachinemethod.

Key words: shadowremoval, shadowrepair, movingtarget

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