Last Update: 11/12/2015
The following table illustrates several reasons why the function you are using is not producing a good fit or the fit fails to converge.
| CAUSE | SOLUTION |
|---|---|
|
Initial Values Incorrect |
Refine initial values to better follow your data |
|
Model (Function) is not correct |
Review the theory of your experiment |
|
Fitting Stops too soon |
Lower the tolerance or increase the number of iterations |
|
Not enough data points |
Add more data points |
|
Data too noisy |
Apply a filter to your data |
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