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重庆邮电大学学报(自然科学版) 2009
基于纹理和直方图特征相融合的镜头边界检测方法Keywords: 镜头边界检测,小波变换,特征融合,突变,渐变 Abstract: Theshotchangedetectionisabasicandimportanttechnologyinvideoretrieval.Therearesomebasicalgorithmsfordetectingabruptshotchangeindigitalvideo,includingthetemplate-matchingalgorithm,thehistogramalgorithm,etc.,buttheycannotalwaysattainhighprecisioninpracticaldetecting.Hence,anapproachofshot-boundarydetectionbyfusingfeaturewasproposed.HSVhistogramisacommonandeffectivemethodforshotboundarydetection.Inthispaper,textureanalysiswasobtainedbywavelettransformationandthenwasintegratedwiththeHSVhistogram.Finally,theshotsweredetectedbythetechnologyofaslidingwindow.Experimentalresultshowsthatthisproposedapproachcandetectabruptshoteffectivelyandhasasatisfiedresultingradualshottransitiondetection.
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