The ALVIN mask is a 2mm\(^{3}\) image in the same space as MNI. The information about the mask can be found at https://sites.google.com/site/mrilateralventricle/.
## Loading required package: oro.nifti
## oro.nifti 0.10.2
## [1] "/private/var/folders/nz/vv4_9tw56nv9k3tkvyszvwg80000gn/T/RtmpupQGaL/Rinst1335e40a57d97/alvin/ALVIN_mask_v1.nii.gz"
We can read in the ALVIN mask and plot it:
library(MNITemplate)
mni_fname = MNITemplate::getMNIPath("Brain", res = "2mm")
mni = readnii(mni_fname)
ortho2(mni, alvin)