文档介绍:山东大学硕士学位论文题所做的丰要工作。第二部分手要介绍了本文开发的一个摹于帧间差值和非相邻帧间差值的自适应实时镜头检测方法;在直方图基础上引入了分区直方图的方法,将视频图象的空间特性反映出来,改善了镜头分割的效果。第二部分丰要介绍了本文提出一种基于内容的视频检索系统。最后总结了本文的研究内容及对下一步工作的展望。关键词:视频分析;直方图:视频镜头分割;帧间差值:,anize,,content-,anumberofproblemswithcontent—,classification,,inviewofabruptchangesandgradualchangesofvideoshots,thispaperproposesamethodforadaptivereal-timecamerashotdetectionbasedoninterframedifferenceanddifferencebetweennon·,plisheseffectivedetectionofabruptlychangingshotsbycalculatingdifferencebetweenadjacentframes,plisheseffectivedetectionofgraduallychangingshotsbycalculatingdifferencebetweennon-,,thispaperalsoproposesavideoretrivalmethodbasedonhistogramandkeyframetechnologies,acoreconceptofwhichistoclassifyallframesinaclipofvideointocamerashots,,theusermayfollowatop—downvideoanalyzingmethodinsteadofthetraditionalframe-by-,.,,astoryunitwherethetargetimageliesissearchedatfirst,thentheSCene,andatlastthecorrespondingshotisfound,,thusreducingthetimenecessaryfortheretrievalandimprovingtheretrieval3山东大学硕士学位论文efficienc