matlab拟合x=[0,1,1.5,2,3,25];y=[1,0.93,0.88,0.82,0.74,0.002];对

学习时间:2026-04-08 21:00:10 阅读：8240

matlab拟合x=[0,1,1.5,2,3,25];y=[1,0.93,0.88,0.82,0.74,0.002];对此进行高斯拟合,并求出拟合后对就6.11与3.4处的x点的值

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2026-04-08 21:00:10

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x=[0,1,1。5,2,3,25]';>> y=[1,0。93,0。88,0。82,0。74,0。002]';>> xx=fit(x,y,'gauss1','MaxIter',1000)xx =General model Gauss1:xx(x) = a1*exp(-((x-b1)/c1)^2)Coefficients (with 95% confidence bounds):a1 = 1。158 (0。711,1。605)b1 = -3。88 (-11。68,3。923)c1 = 10。22 (2。691,17。74)>> xx(6。11)ans =0。4452>> xx(3。4)ans =0。6971

matlab拟合x=[0,1,1.5,2,3,25];y=[1,0.93,0.88,0.82,0.74,0.002];对

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