Registration Based on ORB and FREAK Features for Augmented Reality Systems-中国期刊网

摘要 Thispaperproposesanovelregistrationmethodforaugmentedreality(AR)systemsbasedonOrientedFASTandRotatedBRIEF(ORB)andFastRetinaKeypoint(FREAK)naturalfeatures.IntheproposedORBFREAKmethod,featureextractionisimplementedbasedonthecombinationofORBandFREAK,andthefeaturepointsarematchedusingHammingdistance.Togetgoodmatchingpoints,cross-checksandleastmediansquaresareusedtoperformoutlierfiltration,andcameraposeisestimatedusingthematchedpoints.Finally,ARisrendered.Experimentsshowthattheproposedmethodimprovesthespeedofregistrationtobeinrealtime;theproposedmethodcanaccuratelyregisterthetargetobjectunderthecircumstancesofpartialocclusionoftheobject;anditalsocanovercometheeffectsofrotation,scalechange,ambientlightanddistance.

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Registration Based on ORB and FREAK Features for Augmented Reality Systems

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Registration Based on ORB and FREAK Features for Augmented Reality Systems

来源期刊

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