ntlyreducedandconsequentlyeconomiccomputationcanbeachieved.Additionally,becauseoftheuseofgeneralizedanalysismodel,samewithGSEandIFA,proposedOFSEalgorithmcanbealsoutilizedtoaccuratelyreconstructobjectsurfacesfromnonlinearlydistortedfringepatterns.Thispaperisorganizedasfollows.InSection,wereviewtheprinciplesofFPPtechniqueandgeneralizedmathematicalmodelforfringepatternanalysis.Insection,wedesignaoptimalfilteringschemetoaccuratelyreconstructheightdistributionofobjectsurfaces.Meanwhile,basedongeneralizedanalysismodel,analgorithmofestimatingtheparametersofthefilterisderived.SimulationresultsaredemonstratedinSection.Sectionconcludesthispaper..PRINCIPLESOFFPPANDGENERALIZEDANDANALYSISMODELAAschematicdiagramofatypicalFPPsystemisshowninFig..Forsimplicity,weconsideracrosssectionoftheobjectsurfaceforagivenycoordinate.Hence,theintensityoffringepatternscapturedbyCCDcameraandtheheightdistribu参数向量^,pp估计最小化该目标函数,得到了p估计可以估计最小均方误差意义。
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