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 help with fitting functions
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slavyanochka

1 Posts

Posted - 12/01/2013 :  11:41:49 PM  Show Profile  Edit Topic  Reply with Quote  View user's IP address  Delete Topic
Origin Ver. and Service Release (Select Help-->About Origin): Origin9
Operating System: Windows7

Hello. Faced with the problem of fitting functions using Lorentzian. He adjusts very well, but I'm interested in the algorithm such adjustment. Maybe we can add a plug-in for Origin so this fitting algorithm remains the same, as he drove to another function? Please tell me which file is registered code Lorentzian fit? Or how to add this plugin?

Function, which should have customized looks like this:


Sorry for my English. Help me, please

Edited by - slavyanochka on 12/02/2013 9:28:20 PM

lkb0221

China
497 Posts

Posted - 12/16/2013 :  4:39:39 PM  Show Profile  Edit Reply  Reply with Quote  View user's IP address  Delete Reply
Hi, Kat

I guess what you want is to create a user defined fitting function.
Here is some documentations that might be helpful.
http://www.originlab.com/doc/Quick-Help/UserDefinedFittingFunction
http://www.originlab.com/doc/Tutorials/UserDef-FitFunc
http://www.originlab.com/doc/Origin-Help/UserDef-FitFunc
http://www.originlab.com/index.aspx?go=Products/Origin/DataAnalysis/CurveFitting/FittingFunctions&ss=chm&pid=1172

Zheng
OriginLab
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