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1、20129thInternationalConferenceonFuzzySystemsandKnowledgeDiscovery(FSKD2012)KeyFrameExtractionofOnlineVideoBasedonOptimizedFrameDifferenceHuayongLiu,WentingMengZhiLiuDepartmentofComputerScience,CentralChinaEngineering&ResearchCenterforInformationNormalUniversityTechnologyonEd
2、ucation,CentralChinaNormalHubeiWuhan,ChinaUniversityhy.liu@mail.ccnu.edu.cnHubeiWuhan,ChinaLiuzhi8673@gmail.comAbstract—Keyframeextractionisabasictechnologyofnumberofresearchersandachievessomeresearchonlinevideoretrievalandabstractestablishing.results.Efficientkeyframeextrac
3、tiontechnologycanpromotethedevelopmentofwidely-usedvideobrowsingII.THEREVIEWSOFCLASSICKEYFRAMEtechnology.Inthispaper,wefirstreviewedsomeEXTRACTIONMETHODcommonly-usedkeyframeextractiontechnology,andthenproposedakeyframeextractiontechnologybasedCommonly,someconservativemethods
4、areusedonoptimizedframedifference,whichmeasuresthetoextractkeyframessuchaspreferringtoextractsimilarityoftwoadjacentframes’contentsintermsofmorekeyframestoobtainimportantinformationoftheinformationofframedifference,andextractskeyvideostreams.Whenextractingmanykeyframes,thefr
5、amesafteroptimizingtheframedifference.Theirrelevancebetweentwoadjacentframesisconsideredexperimentresultsshowthattheproposedalgorithmastheprincipleofkeyframeextraction.canextractkeyinformationofonlinevideoefficiently,andhasagooddescriptionintheaspectofchangesinA.Videoshotbas
6、edMethodthemovementofthelens.Inthevideoshotbasedmethod,someclassicKeywords—keyframeextraction;inter-framedifference;methodsincludeframeaveragemethodandonlinevideo;frameaveragemethod;fuzzyclusterhistogramaveragemethod.Theframeaveragemethodistoextracttheaveragevalueinaspecific
7、I.INTRODUCTIONlocationfromthevideoshot,thenselecttheframewhosepixelvaluemostlyclosetotheaveragevalueAstherapiddevelopmentandwideapplicationofaskeyframe;histogramaveragemethodistocomputerandinternetmultimediacommunicationcomputetheaveragevalueofthehistogramofalltechnology,the
8、sharingofmultimediaimages,audiosframesinthevideoshot,thenselecttheframemost
