基于视觉感知的视频质量客观评价方法研究

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1、基于视觉感知的视频质量客观评价方法研究(3)Takingthecharacteristicsofcompressiondistortionsintoaccount,astereovideoqualityassessmentmethodforcompressiondistortionsisproposed.Itcontainstwomodels,oneisthequalityassessmentmodelofleft-rightviewpoint,theotheristhequalityassessm

2、entmodelofdepthperception.Left-rightviewpointevaluationmodelusesJNDtoextracttheregionofinterestinpreviouslyextractedsalientpoints.Theperceptualweightingisutilizedintheregionofinterest,andthelinearweightingisusedforleft-rightviewpointpoolingbyconsiderin

3、gbinocularmaskingeffect.Depthperceptionevaluationmodeluses3D-DWTtoextractthelow-frequencystructureinformationofdisparityspaceimages(DSI)indicatingdepthperceptionofhumaneyes.CCoftheproposedmethodisabove0.92,andSROCCisabove0.91.Especially,CCoftheproposed

4、methodforJPEG2000distortionisabove0.95.Theexperimentalresultsshowthattheperformanceoftheproposedmethodinevaluationandmatchingthesubjectiveratingsisoutstanding.KeyWords:Videoqualityassessment,Stereovideoqualityassessment,Humanvisualcharacteristics,Justn

5、oticeabledistortion,Depthperception-IV-万方数据宁波大学硕士论文目录引言.......................................................................................................................-1-1绪论........................................................................

6、...................................................-2-1.1论文背景及研究意义......................................................................................-2-1.2国内外研究现状分析.....................................................................................

7、.-3-1.2.1单通道视频质量客观评价现状.........................................................-4-1.2.2立体视频质量客观评价现状.............................................................-7-1.2.3视频质量主观评价现状.....................................................................-8-1.

8、3本文的研究内容及创新之处..........................................................................-9-1.4本文的结构安排............................................................................................-10-2视频质量评价的研究基础............................