Indeed, for every new run of the same subject:
- Review raw file
- Add head points
- Run the automatic registration (MRI registration -> refine using headpoints)
Note that we don’t recommend using the “continuous mode” of the digitizing device.
You can find an example of head shape that works well with the Brainstorm algorithms on the Digitizer tutorial page:
http://neuroimage.usc.edu/brainstorm/Tutorials/TutDigitize
Francois