11楼: Originally posted by dingd at 2013-10-11 11:19:04
两个高斯方程：
y=y0+(A/(w*sqrt(PI/2)))*exp(-2*((x-xc)/w)^2)+(A1/(w1*sqrt(PI/2)))*exp(-2*((x-xc1)/w1)^2);

1stOpt求解拟合：

均方差(RMSE):30.1128758590207
残差平方和(SSE):663766.83411058
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3楼: Originally posted by change0618 at 2013-10-10 17:25:43
用Origin软件啊

2楼: Originally posted by dingd at 2013-10-10 17:19:44
可以自定义两个高斯函数拟合就行了。有数据的话放上来看看。