折反射全向視覺系統(tǒng)理論研究及優(yōu)化設(shè)計.pdf

1、天津大學(xué)碩士學(xué)位論文折反射全向視覺系統(tǒng)理論研究及優(yōu)化設(shè)計姓名：李曦琳申請學(xué)位級別：碩士專業(yè)：測試計量技術(shù)及儀器指導(dǎo)教師：王向軍20070601ABSTRACTTheomnidirectionalsystemisavisualsystemwhichcancovera360。horizontalfield—ofviewIthasbeenwidelyputintovariousapplicationssuchasmobilerobot／tan

2、knavigation，scenesurveillance，videoconference，remoteeducationandouterspaceexplorationAmongallomnidirectionalsystems，thecatadioptricsystemhasbeenmoreandmorepopularduetoitsuniquemerits，whichincludescompactstructure，strongr

3、eliability，lowcostofbuilding，greatflexibilityofdesigningThemainadvancesofthisdissertationinclude：●Thesystematicfundamentalknowledgeofomnidirectionalsystemissummarized，andtheresearchsituationofthefieldiSstated●Someimporta

4、ntconceptswhicharecomposedoftheeffectiveperspectiveprojectionmodelandthesingleviewpointconstraint，etc，arediscussedindetail●Basedonthesingleviewpointcons仃aintallstandardmirrorprofilesofsinglecamerasinglemirrorcatadioptric

5、systemsarediscussedandcompared●AsaspecialcaseaoptimaldesignframeworkofsphericalmirrorcatadioptricsystemsisproposedIntheframework，aseriesofprinciples，algorithmsandpraticalissuesaresummarizedinordertobuildasphericalsystemA

6、noverallanalysisofthesystemparametersisdone，andtherelationshipofapointinthesceneandthecorrespondentimagepointisconnectedAnalgorithmbasedonHoughTransformationisdevelopedtoextractthecenterandradiusoftheomnidirectionalimage

7、MATLABprogramsareusedtounwarptheimageaswell●AnexperimentalsystemisbuiltinthelaboratorywhichisusedtoverifythetheoryandframeworkthatthisdissertationputsforwardPraticalissuesofcomponentselection，installationandcalibrationar

8、ecarefullydiscussedTheresultsoftheexperimentsareanalyzed，whichprovethesphericalmirrorsystemiSanidealsolutionofwidefieldofviewlOWcostreal—timescenesurveillanceKeywords：Omnidirectionalvisioncatadioptricsystems，optimaldesig