Computational Integral Imaging Reconstruction Technique with High Image Resolution

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1、2009Asia-PacificConferenceonInformationProcessingComputationalIntegralImagingReconstructionTechniquewithHighImageResolutionYanPiao,YuWang,JingfengZangCollegeofelectronicinformationengineering,ChangchunUniversityofScienceandTechnologyChangchun130022,P.R.China.Email:piaoyan66@126.comAbstract—Thispaper

2、presentsanewmethodtoimprovethetheelementalimagingareextractedfromelementalresolutionofintegralimaging.Accordingtointegralimagestoimprovetheresolutionofthereconstructedimagingsystemprinciple,avolumepixelof3Dsceneisimage.projectedinseveralelementalimagesthroughmicro-lensarray.Contraryoptic-raypickupme

3、thodisintroducedintheCIIRprocesstoreconstructintegralimagebyacquiringII.THEPRINCIPLEOFINTEGRALIMAGINGmultiplepixelsfromvariouselementalimagesforcorrespondingvolumepixel.Toshowthefeasibilityofproposedmethod,someexperimentsareperformed,andtheAtypicalIIsystemconsistsoftwoparts:pickupresultsarecompareda

4、nddiscussedwiththoseofthe(coding)processanddisplay(decoding)process.IntheIIconventionalmethod.Theresolutionofreconstructionimagepickupprocessthedirectionandintensityinformationofcanbedramaticallyimprovedbytheproposedmethod.therayscomingfroma3Dobjectisspatiallysampledbyuseofalens-let(orpinhole)arraya

5、ndrecordedbya2DKeywords—computationalintegralimaging;volumepixel;imagesensor.Therayinformationsampledbyeachlens-reconstructionimage;let(orpinhole)isa2Dimagewithitsownperspective,I.INTRODUCTIONreferredtoasanelementalimage,whichiscapturedbyarecordingdevicesuchasaCCDorCMOSsensor.Principleofpickupproces

6、sisshowedinFig.1(a).TheIntegralimaging(II)hasbeenoneoftheattractivecaptured2Dimageconsistsofmanyelementalimages,three-dimensional(3D)displaytechniquessincethree-and7×7oftheelementaryimagesareshowninFig.1(b).dimensional(3D)displaywasproposedbyLippmanin1908[1]-[10].Integralimagingcanprovidetheimageswi

7、thfullparallax,continuousviewingpointsandrealperspectives.ComputationalII(CII)isastereoscopicimagingtechnique,inwhicha3DimageisgeneratedinacomputerusingelementalimagespickedupbyaCCDratherthanopticalre