brains {shapes}

Brain landmark data

Description

24 landmarks located in 58 adult healthy brains

Usage

data(brains)

Format

A list with components:

brains$x : An array of dimension 24 x 3 x 58 containing the landmarks in 3D

brains$sex : Sex of each volunteer (m or f)

brains$age : Age of each volunteer

brains$handed : Handedness of each volunteer (r or l)

brains$grp : group label: 1= right-handed males, 2=left-handed males, 3=right-handed females, 4=left-handed females

References

Free, S.L., O'Higgins, P., Maudgil, D.D., Dryden, I.L., Lemieux, L., Fish, D.R. and Shorvon, S.D. (2001). Landmark-based morphometrics of the normal adult brain using MRI. Neuroimage , 13 , 801–813.

Examples

data(brains)
# plot first three brains
shapes3d(brains$x[,,1:3])