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 Curve Fitting Proble
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usman.arif3711

Pakistan
1 Posts

Posted - 02/05/2014 :  02:16:05 AM  Show Profile  Edit Topic  Reply with Quote  View user's IP address  Delete Topic
Hi guys...
I am new to this forum. I was assigned a task from my supervisor.I have a low grade mems accelerometer, whose data is Y under some temperature values X (temperature is given using a hair dryer and measured with a sensor). I do curve fitting b/w X and Y and get coefficients, a0,a1,a2. Again the same accelerometer is given different temperature and get X and Y. Curve fitting them gives me another set of coefficients b0,b1,b2. Is there any way i could combine both results and get single set of coefficients for both cases.combining both test data,makes curve fitting inefficient....

asdf

lkb0221

China
497 Posts

Posted - 02/05/2014 :  10:19:59 AM  Show Profile  Edit Reply  Reply with Quote  View user's IP address  Delete Reply
Hi,

In nonlinear fitting dialog, "settings" tab, "Data Selection" page, you can select "Concatenate Fit" for "Multi-Data Fit Mode".
This will put all xy together as one dataset and do the fit so only 1 set of parameters will be given.

Zheng
OriginLab
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