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cmcsweeney

United Kingdom
1 Posts
Posted - 01/31/2018 :  09:33:06 AM  Show Profile  Edit Topic  Reply with Quote  View user's IP address  Delete Topic
Origin Ver. and Service Release (Select Help-->About Origin):
Operating System:

How does origin calculate the error in the Gaussian fit? Is it just the partial differential of the following equation?

y = y0 + A/(w⋅(pi/2)^0.5) e^-2(x-x0)^2/w^2


CM

YimingChen

1632 Posts
Posted - 01/31/2018 :  10:22:13 AM  Show Profile  Edit Reply  Reply with Quote  View user's IP address  Delete Reply
Hi CM,

Please check equations (7)-(10) in the following page on calculations of standard errors of fitting parameters, hope this answers your question.Thank you.
https://www.originlab.com/doc/Origin-Help/NLFit-Theory


James,
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