Aggregate GM/WM/CSF tissue probabilities to parcels — aggregate_tissue_to_parcels • fmrigpca

Computes mean tissue probabilities within each parcel label to obtain parcel-level summaries suitable for parcel metrics.

Usage

aggregate_tissue_to_parcels(gm_vol, wm_vol, csf_vol, parc_vol, labels = NULL)

Arguments

gm_vol, wm_vol, csf_vol: NeuroVol tissue maps.
parc_vol: NeuroVol of parcel labels.
labels: Optional integer vector of labels to include/order.

Value

A list with numeric vectors gm, wm, csf, and labels.

See also

Other parcel utilities: parcel_centroids_from_labels()

Examples

# \donttest{
# Example requires tissue maps and parcellation
# See vignette for complete example
# }