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ID:39989326
大小:301.58 KB
页数:5页
时间:2019-07-16
《Target Tracking using Predicted CamShift》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
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
4、ngtargetevenundertheinterferentialbackground.Keywords—targettracking,predictedCamshift,KalmanfilterCamShift 401331Camshift!"meanshift#$"%&'()*+,-./01!#$23-45"6789-:;<=>Camshift?@ABCDEFGH'IJKL:;"M?NOBCDPQRSH'TU:;IJ>VWXYZ[Camshift
5、64KL]^TUIJ"_Camshift`a-bc=deZf"XKalmangYZhiS:;jc=d>6klmVW?nopqDrE64sGH'IJ:;>:;IJ"YZ[Camshift"tuvg1?{j6U#$23:;"ÃwÄ4"64ÅKL:;IJw-x(:;-%&!"¯>Æ:;-KL%ÇEa7?ÈÉÊËÌÍÎ"yz-23"?{
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8、!23-IJ²×ØMean-ShiftAlgorithm dÙs23-IJs[23-IJx(ÚÛܶ-Ö¢:;:;-ÝÞ->?KL:;IJj-x-:ßàáâãä¬#$ÌÍ-:->;!Xy-#$>²×Ø-åæçxèFukunagaHostetler:;IJj?TU!-234"e-x1975éêa-"x¦ÚÛܶ"ëìíîïðñ)?D{j#$:;-:*-+,."~ðñ-ò²>1995éCheng.Yëóô;=d>w-!23%#$ABS[2]õÕðö÷ø>1998éBradskùmea
9、nshiftalgorithm¡¢£NC ¤¥¦§¨-23>úû-IJüýmeanshift-Öþ?:;IJ#$©ª«¬®¯°±MSE"¬[3]^7a/>ë()*Ö¢/01!#$23[1]¯²°±MAD"³23{´µ¶MPC>¤·-45"6789-:;<=>IsardBlake1998éêaùðñmeanshift-g:;[4]¸¹º»Y¼½¾¿¼ÀÁ:Á:Âf420011202IJrýÃw-&>DorinComaniciu1999é978-1-4244-2114-5/08/$25.00©2008IE
10、EE.8501[5]"Meanshif
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