線結構光傳感器結構優(yōu)化設計及其攝像機標定技術.pdf

1、大連海事大學碩士學位論文線結構光傳感器結構優(yōu)化設計及其攝像機標定技術姓名：陳天飛申請學位級別：碩士專業(yè)：控制理論與控制工程指導教師：馬孜20100601英文摘要ABSTRACTWiththedevelopmentof3Ddigitaltechnology，three—dimensionaldetectiontechniquesareplayingallincreasinglyimportantroleonthesurfacequalit

2、yevaluationsystemforthemodernindustrialproductsHoweversomeproblemsinthetraditionalcontactdetectionmetho也suchaslowaccuracyandefficiency，severelyrestrictedtheimprovementofproductqualityInfecentyears，theoptical3Dsurfacemeas

3、urementtechnique，structuredlightvisioninspectiontechnologyastherepresentative，hasattractedagreatdealofattentioninindustrialenvironmentforitssomegoodcharacters，suchasitshighprecision，noncontact，easytocontrolbycomputerandS

4、OonThus，thistechniqueistooimportanttobereplacedbyothersinthefieldsof3Dauto—measurementandobjectrecognitionInthispapertheflexiblerobot3DvisualinspectionsystemWasusedastheexperimentalplatform，andsomede印lyresearchesandmanyr

5、elatedexperimentsaboutLinestructuredlighthavebeendone，includingdesignandoptimizationoflinestructuredlightvisualsensor，lensdistortioncorrectionforfilterandcameracalibrationTheseworkslaidafoundationfortheimprovementofdetec

6、tionprecisionThemainworkandimportantcontributionsinthepaperincludesthefollowingaspects：1AccordingtothemathematicalmodeloflinestructuredlightvisionsensortheimagingcharacteristicsofthesensorisanalyzedindetailAndonthisbasis

7、，theconstraintequationsthatthestructuralparametersofthevisualsensorshouldsatisfyarededucedwitllthecombinationofmeasurememerrortheoryThenthebeststructuralparameterswereobtainedthroughnonlinearoptimizationmethods，whichmeet

8、theperformancerequirementsoferrorandresolution2InordertoimprovethenoiseimmunityofdetectionsystemfilterisinstalledonthecameraThedistortioncausedbyfilterisanalyzedandverifiedAndthenthedivisionmodel(DM)isusedtocorrectthedis