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

 Messages: [ Previous | Next ]
 Nasser Abbasi Posts: 6,677 Registered: 2/7/05
Re: get out fit coefficient
Posted: Nov 13, 2012 10:18 PM

On 11/13/2012 8:36 PM, Greg Heath wrote:
> "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
>

I assumed he meant how to read it from 'f'

It should just be f.c1 since 'f' looks like a struct.
It would have helped if OP said how they generated 'f'

--Nasser

Date Subject Author
11/13/12 Paul
11/13/12 Greg Heath
11/13/12 Nasser Abbasi
11/14/12 Steven Lord