The Quick Sigmoidal Fit gadget can be used to quickly perform a sigmoidal fit on a portion of your graph that you define interactively as your region of interest (ROI).
Minimum Origin Version Required: Origin 2015 SR0
This tutorial is associated with <Origin EXE Folder>\Samples\Tutorial Data.opj.
When using the Quick Sigmoidal Fit gadget you can easily switch to the NLFit tool. This makes it easy to get a detailed fit report using the current fitting settings in the gadget.
With his gadget you can also quickly find X/Y values on the fitted curve.