string. The FreeSurfer SUBJECTS_DIR, i.e., a directory containing the data for all your subjects, each in a subdir named after the subject identifier.
subject_id
string. The subject identifier
measure
string. Name of the vertex-wise measure of morphometry data file. E.g., "area" or "thickness". Used to construct the name of the morphometry file to be loaded.
hemi
string, one of 'lh' or 'rh'. The hemisphere name.
format,
string. One of 'mgh', 'mgz', 'curv'. Defaults to 'curv'.
warn_if_nonexistent
logical. Whether to print a warning if the file does not exist or cannot be accessed. Defaults to FALSE.
error_if_nonexistent
logical. Whether to raise an error if the file does not exist or cannot be accessed. Defaults to FALSE.