Target Tracking using Predicted CamShift

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1、Proceedingsofthe7thWorldCongressonIntelligentControlandAutomationJune25-27,2008,Chongqing,ChinaTargetTrackingusingPredictedCamShiftBoYang,HongjunZhou,XueWangSchoolofElectronicInformationEngineering,ChongqingUniversityofScienceandTechnology401331(E-mail:bob_cq@163.com)Abstract—Camshi

2、ftusedcolorhistogramasacharacteristic,andusedmeanshiftasthesearchalgorithm.Thedirectionofgradsascensionwasusedtoreducethecharacteristicmatchtime,sothattheobjectorientationcouldbefaster.Camshiftcouldaccuratelyfollowthemovingtargetunderthesimplebackground,butatacomplicatedoneitwasvery

3、difficultforCamshifttoaccuratelytrackatarget.PredictedCamshiftwasusedtotrackthereal-timemovingtargetinthispaper.IttakesthecentroidoftheCamshiftastheobservationsignal,andadoptstheKalmanfiltertopredictandcorrectthetarget’scentroid.Withthisalgorithm,itcanaccuratelytrackthereal-timemovi

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