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 exponential fitting of data

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T O P I C    R E V I E W
bedibra Posted - 08/24/2017 : 02:16:36 AM
dear all,
I am looking of a way to make an exponential fitting of a range of data.
this must be done using to set values function according to the exponential formula : y=y0+Aexp(R0x)
the idea is that at the end of the exponential, i will get the R0 value a column C(1).
Thanks for you help

4   L A T E S T    R E P L I E S    (Newest First)
bedibra Posted - 08/24/2017 : 08:04:58 AM
That is exactly what I want. thanks a lot
quote:
Originally posted by yuki_wu

Hi,

Okay, I see. You want this, right?



More info about how to perform fitting using Labtalk:
http://www.originlab.com/doc/LabTalk/Tutorials/Tutorial-Curve-Fitting-and-Batch-Processing-with-LT#Fitting_your_data

Regards,
Yuki
OriginLab



yuki_wu Posted - 08/24/2017 : 05:27:15 AM
Hi,

Okay, I see. You want this, right?



More info about how to perform fitting using Labtalk:
http://www.originlab.com/doc/LabTalk/Tutorials/Tutorial-Curve-Fitting-and-Batch-Processing-with-LT#Fitting_your_data

Regards,
Yuki
OriginLab

bedibra Posted - 08/24/2017 : 04:39:02 AM
Yes I am aware of the built in functions, but is there a way to get the R0 value in col C(1) using a script ?
quote:
Originally posted by yuki_wu

Hi,

I suppose you are trying to perform fitting instead of simulation or calculation, right?

Please take a look at this knowledge basic item and see if this applies to you:
http://www.originlab.com/doc/Tutorials/Fitting-NLFit-Built-in

Also, more tutorials about nonlinear fitting can be found here:
http://www.originlab.com/doc/Tutorials/Nonlinear-Fitting

Regards,
Yuki
OriginLab


yuki_wu Posted - 08/24/2017 : 02:42:46 AM
Hi,

I suppose you are trying to perform fitting instead of simulation or calculation, right?

Please take a look at this knowledge basic item and see if this applies to you:
http://www.originlab.com/doc/Tutorials/Fitting-NLFit-Built-in

Also, more tutorials about nonlinear fitting can be found here:
http://www.originlab.com/doc/Tutorials/Nonlinear-Fitting

Regards,
Yuki
OriginLab

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