格雷码结合相移的编码结构光三维重建技术研究

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Abstract

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Abstract

researchfieldofcomputerVISlon,3Dreconstructiontechniqueisatributary

whichinterlaceswithcomputergraphicsinimplementation.ThistechniqueIS

insuchrealmsasproductionautomation,robotvision,

witnessingpromisingprospects

andcomputer-aidedmedicalscienceetc??

culturalheritagepreservation,virtualreality

informationofanobjectinaswln

Itisatoughtasktoaccuratelyextractsurface

mannera11dtoreconstructtheobservedobjectusingsuchintbrmation?

Thispaperputmuchemphasisonthestudyanddesignofabinocularstereo

PhaseShiftingencodingmethod?

visionmeaSuringsystembasedontheGrayCodeand

reconstructiontheoriesandmethodson

Athoroughanalysishasbeenmadeonthe3D

andtheimplementationofthejoint

codedstructuredlight.Afterthat,principles

facilitatetheconstructionOtthe

calibrationofdoublecamerasaledescribed,tofurther

andprojectivepatterns?Meanwhlle

Qeometricalconstraintsbetweenthecameraviews

methodsare

thealgebraicdescriptionismodeled.Inaddition,variouspaRemcoding

methodisdesignedbasedon7一bitGrayCode

classifiedandcompared,andacoding

and16.timePhaseShifting.Theimagecapture,theedgeextraction,thedecodingand

cloudscome撒e州ards

thecomputationaswellasthereconstructionofthe3Dpoint

testinlab

withsoRwareandhardwareimplementations.Consequently,thefeasibility

cloudsoftheobjectare

environmentismadeforthegivensystemandthe3Dpoint

reconstructed.Themeritsofthesystemcanbecategorizedassimplem

successfully

andhighlyaccurate?

coding.easytoimplement,time—efficient

measurement

KeyWords:CodedstructuredlightCameracalibration3D

Pointcloudsreconstruction

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