?? xlsqcurvefit.m
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function xLsqcurvefit
% 非線性最小二乘曲線擬合
%
% Author: HUANG Huajiang
% Copyright 2003 UNILAB Research Center,
% East China University of Science and Technology, Shanghai, PRC
% $Revision: 1.0 $ $Date: 2003/07/04 $
k = [2, 6];
xdata = [2; 5; 7];
ydata = k(1)*exp(xdata) + k(2);
k0 = [5, 5];
k = lsqcurvefit(@ObjFunc, k0, xdata, ydata)
% ------------------------------------------------------------------
function F = ObjFunc(k,xdata)
F = k(1)*exp(xdata) + k(2);
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