Try using mri_surf2surf with the --sval-nxyz. The output have 3-frame, one for each component in the normal. Then use mri_surf2vol to stuff this back into a volume.
doug Seok Lew wrote: > Hello users, > > My colleagues and I are trying to create a gray matter electric > conduction model where a preferable conduction direction is aligned > with the normal direction induced from the pial and white surface > normals. > > Freesurfer reconstruction already gives pial and white matter surface > normals and correspondences between them. Now I want to have the > freesurfer surface normals projected on the mri volumes and > interpolated for gray matter voxels (regions between the pial surface > and the white surface), such that each voxel of gray matter can have a > normal direction. > > Is it possible to do the job with freesurfer scripts ? If so, what > scripts might work for this? > > Thanks in advance, > > Seok > _______________________________________________ > Freesurfer mailing list > Freesurfer@nmr.mgh.harvard.edu > https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer > > > -- Douglas N. Greve, Ph.D. MGH-NMR Center gr...@nmr.mgh.harvard.edu Phone Number: 617-724-2358 Fax: 617-726-7422 Bugs: surfer.nmr.mgh.harvard.edu/fswiki/BugReporting FileDrop: www.nmr.mgh.harvard.edu/facility/filedrop/index.html _______________________________________________ Freesurfer mailing list Freesurfer@nmr.mgh.harvard.edu https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer The information in this e-mail is intended only for the person to whom it is addressed. If you believe this e-mail was sent to you in error and the e-mail contains patient information, please contact the Partners Compliance HelpLine at http://www.partners.org/complianceline . If the e-mail was sent to you in error but does not contain patient information, please contact the sender and properly dispose of the e-mail.