That is the file created by registering your orig.mgz to the mni152 brain (assuming you are using the 152). You can create this registration file with the mni152reg script.
doug Seok Lew wrote: > Thanks, first of all. > > I tried with the following scripts, but ended up with an error. I am > not sure which format or file is required for the --volreg. > > # > mri_surf2surf --s FS --hemi lh --sval-nxyz pial --tval ./ttt.mgz > # > mri_surf2vol --surfval ttt.mgz --hemi lh --volreg > mri/transforms/talairach.xfm --outvol ooo.mgz --template mri/T1.mgz > > gdiagno = -1 > regio_read_register(): No such file or directory > Error reading inplaneres from mri/transforms/talairach.xfm > > Thanks, > Seok > > On Mar 9, 2011, at 2:00 PM, Douglas N Greve wrote: > >> 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 >> >> > > Seok Lew, Ph.D. > MEG Core Laboratory > Athinoula A. Martinos Center for Biomedical Imaging > Massachusetts General Hospital > Harvard Medical School > > s...@nmr.mgh.harvard.edu > > > > > -- 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.
