mne.head_to_mri(pos, subject, mri_head_t, subjects_dir=None, verbose=None)[source]

Convert pos from head coordinate system to MRI ones.

This function converts to MRI RAS coordinates and not to surface RAS.

posarray, shape (n_pos, 3)

The coordinates (in m) in head coordinate system.


Name of the subject.

mri_head_tinstance of Transform

MRI<->Head coordinate transformation.

subjects_dirstr | None

The path to the freesurfer subjects reconstructions. It corresponds to Freesurfer environment variable SUBJECTS_DIR.

verbosebool, str, int, or None

If not None, override default verbose level (see mne.verbose() and Logging documentation for more). If used, it should be passed as a keyword-argument only.

coordinatesarray, shape (n_pos, 3)

The MRI RAS coordinates (in mm) of pos.


This function requires nibabel.