www.gusucode.com > 用于人脸识别和人脸定位的主动形状模型（asm）matlab工具箱 > asm toolbox\LimitTheB.m

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%(c) Ghassan Hamarneh 1999
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function  b=LimitTheB(b,tEigenValues,stdsLimitB);
%function  b=LimitTheB(b,tEigenValues,stdsLimitB);

%added stdsLimitB argument july 8, 2004

LIM=stdsLimitB*sqrt(abs(tEigenValues));

tmpInd1=find(b>LIM);
b(tmpInd1)=LIM(tmpInd1);

tmpInd2=find(b<-LIM);
b(tmpInd2)=-LIM(tmpInd2);