The QtiPlot Handbook
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# Multi-Peaks fitting

This kind of fitting allows to fit your data points to a sum of N Gaussian or Lorentzian functions.

The first step is to specify the number of peaks. Then you must define the position of each peak on the curve. This is done by clicking on the plot, then validate your choice for each peak with the ENTER key.

Figure 6-9. The results of a Fit Multi-peak ->Gaussian....

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Fitting to specific curves | Up | Filtering of data curves