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T O P I C    R E V I E W
yvn8314 Posted - 03/23/2022 : 07:03:11 AM
Origin Ver. and Service Release (Select Help-->About Origin): OriginPro 2020 (64-bit) SR1
Operating System: Windows 10

Hi, I have the following problem: I have four data sets (1, 2, 3 and 4) and I have a fit function with four paramters (A, B, C and D).

I know about the global fit option and how multiple data sets can be fitted together by sharing one ore more parameters. However, here the situation is the following:
All four data sets share the parameters C and D.
But for A and B Data sets 1 and 2 share values for A and B, and Data sets 3 and 4 share other values for A and B.
So, I would like to optimise A, B, C and D based on all four data sets while sharing C and D for all four data sets but sharing A and B only for each two of the data sets (1+2 and 3+4) independently.

Is there a way that can be done?
2   L A T E S T    R E P L I E S    (Newest First)
yvn8314 Posted - 03/23/2022 : 11:13:56 AM
Awsome, exactly what I was looking for... Thank you so much!
ChaoC Posted - 03/23/2022 : 10:22:50 AM
Hi,

Can you take a look at this app? If I understand your situation correctly, this app should help. It lets you choose which parameters are shared between which functions.

https://www.originlab.com/fileExchange/details.aspx?fid=475

Let me know if you have any more questions.

Chao

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