My GSoC project to make a graphical user interface (GUI) to locate the positions of electrical recording contacts inside a patient's head who has been implanted with intracranial electrodes was a huge success.
I started by developing the accompanying routines to prepare the input data and process the data once the GUI has been used first. This process is described here:
https://mne.tools/dev/auto_tutorials/clinical/10_ieeg_localize.html
The pull requests (PRs) that contributed to this development are here: