做商业用途Abstract?Thelaserspotdetectionisthekeytechnique,whichisalwaysusedintheopticalmeasurement.Theprecisionandspeedofthedetectionalgorithminfluencethoseoftheopticalmeasurementsystemdirectly.Thetraditionalalgorithmssuchasgravitymodel,Houghtransformareunsatisfactoryinsomeconditions.ThelaserspotdetectionalgorithmreferredinthispaperisbasedontheLSM(leastsquaremethod),andacircleisadoptedtoapproximatetheedgeofthelaserspot.Notonlythecenterandradiuscanbedetectedsimultaneously,butalsotheorientationprecisionisintheorderofinferiorpixels,andthespeedisfast.Thealgorithmissuitableforthereal-timeopticalmeasurement.个人收集整理勿做商业用途Keywords?laserspot,LSM(leastsquaremethd),digitalimageprocessing,circlefitting个人收集整理勿做商业用途作者简介:孔兵,男,1975年生,山东省曲阜市人,现在西安交通大学激光与红外应用研究所攻读博士学位.主要研究方向为光电式三维轮廓检测技术,数字图像处理,计算机视觉等.个人收集整理勿做商业用途
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