足球視頻典型事件檢測的關(guān)鍵技術(shù)研究.pdf

1、重慶大學(xué)碩士學(xué)位論文足球視頻典型事件檢測的關(guān)鍵技術(shù)研究姓名：陳永萍申請學(xué)位級別：碩士專業(yè)：計算機(jī)軟件與理論指導(dǎo)教師：朱慶生20090521ABSTRACTRecentyears，、Ⅳimdevelopmemofne僦orkaIldhardw刁∽，peopleare1jlooded砌thi疵mationTllerefore，content—baSedVideemevalbec鋤eahottoplc，雒ap砌otthis，泖rtsvideo

2、確e謝isbe啦reSearched謝delySoccerVideolsenjoyedbym糾呵鼬s。andplays趾impor切岫troleiIldailylifeWbchoo∞soccerV1deo鷦ourresearcnobiect肌da11alyzeandresearchmekeytechologiesi11邯icalev咄detectiontorsoccervideo，iIlcludingshotboundarydetect

3、iona11dlow—leVelclla眥terseXtmctlonffieldandforbiddenzonedetcctio瑪playeraIldgoaldetection)，mencombulet|1edomainknowledgeofsoccer趾duSc刪t0砥rshootingeVentsaIldtoullngeVemSAsthefirstst印ofvideoanalysis，shotbounda巧deteCtionh硒be

4、enconcemedbylearners跚ldarIlountofmetllodslm_VebeenproposedatpreViousyearsAccordmgt0specificd“l(fā)s0fsoccervideo肌d也eeXi渤gmethods，咖’phauseVideosnotboundarydetectionapproachmVariousstepsisproposedmt上虹sp印eLShotcl嬲siflcationisve

5、巧iInpon暑mtt0event磕rence，“spaperproposedsnotcl嬲sificationbaSedoncolorandedgeandclaSsmeds110tsintoglobalVlewzoomedm幽otaudienceshotaIldcloseupIIlⅡlelightofaIlalysis0fsoccerVideo，genemlly，goal諏UappearSmshoo缸geVe鵬，nlerefore，廿

6、lisp印erproposed礎(chǔ)dofgoaldetectlonusingBayesclaSsi6ertoclaSsi母goalsMoreoVerslo、Ⅳmotionreplayllsumlyoccllrs疵rshooting0rfouliIlg，sothisp印ercompared骶relev齜t砒dsofslow。motiondetectionaIldchoseapropermemodiIlourexperimentFornlef

7、ield趾df0rbiddenzone趾dplayerdetection，we咖dyⅡleexiStingmethods鋤diIIlproVesomeotthemaCCordingouractualsituationHMMisa刪Sticbasedmodel，andisgoodforsimulating，predlctingotstocl塒icdataa11dfltforeventdetectionofsoccerVidcosH《)w州

8、er，wemustcons饑Ictm仆僵IIlodelsforeachevent，andcannotprocessVideos骶鋤sco觚mgmore也趾oneeventHHMMisextImsionofHMMaIldcaIlprocesstenlporalsegmentlng，namely，c趿se凹：lent趾dreco嘶zeInoretllanoneeventIn仳spaperwemakeuseofHHMMtomodelsocce