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Math Forum » Discussions » Software » comp.soft-sys.matlab

Topic: get out fit coefficient
Replies: 3   Last Post: Nov 14, 2012 9:46 AM

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Greg Heath

Posts: 5,955
Registered: 12/7/04
Re: get out fit coefficient
Posted: Nov 13, 2012 9:36 PM
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"Paul " <pmcropp@gmail.com> wrote in message <k7upda$1n9$1@newscl01ah.mathworks.com>...
> Is there a way to get out the value for "c1" from my Gaussian fit?
>

> >> f
> f =
> General model Gauss1:
> f(x) = a1*exp(-((x-b1)/c1)^2)
> Coefficients (with 95% confidence bounds):
> a1 = 98.03 (85.67, 110.4)
> b1 = 2.225 (2.225, 2.226)
> c1 = 0.005062 (0.004324, 0.005799)
>
> Thanks.


I don't understand the question. If you have data the estimates are

a1 = max, b1 =mean, c1 = std dev.

Hope this helps

Greg



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