非线性参数估计问题。

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jivoho
jivoho on 23 Nov 2022
Answered: pawewo on 23 Nov 2022
模型是lnY=Aln(X-C)+B，X,Y是未知数。A,B,C是参数，我已经有一组X,Y的数据，能用线性拟合方式拟合出A,B,C吗？或者用别的方式？

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pawewo
pawewo on 23 Nov 2022
用 cftool打开曲线拟合工具箱，可以用custom equation自定义要拟合的函数类型，你这种形式的话，用Gaussian拟合就可以了

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