won't the anatomical_stats one multiply thickness by surface area, where the label2vol will only fill voxels on the gray/white boundary, not all the way through the ribbon? Mehul: if you visualize the one from label2vol does it fill the ribbon or just hug the white boundary?
On Wed, 26 Jun 2013, Douglas N Greve wrote: > not necessarily. That is a very small structure, and getting a few edge > voxels wrong will mess things up a lot. Can you load lh-new-erc.mgz in > tkmedit and load the surfaces too and see how good it did? > doug > > On 06/26/2013 06:49 PM, Mehul Sampat wrote: >> Hi Folks, >> >> >> I am trying to create an entorhinal cortex volume from >> ?h.entorhinal_exvivo.label using mri_label2vol >> >> >> I cd to the subject dir ($SUBJECTS_DIR/bert) and the command I use is: >> >> >> *mri_label2vol --label label/lh.entorhinal_exvivo.label --temp mri/nu.mgz --identity --o mri/lh-new-erc.mgz* >> >> >> >> >> >> I took the sum of the voxels in this new mask i created >> (lh-new-erc.mgz) and it is 215; >> I looked at the volume provided inlh.entorhinal_exvivo.stats and it is 925; >> (from the log file I believe this is created using the command: >> >> >> mris_anatomical_stats -mgz -f ../stats/lh.entorhinal_exvivo.stats -b -l >> ./lh.entorhinal_exvivo.label bert lh white) >> >> >> >> >> >> I was expecting the numbers to match orat-leastbe close; I am guessing I am >> using mri_label2vol incorrectly ? >> >> >> Could someone help me with this issue ? >> >> >> Thanks >> >> >> Mehul >> >> >> >> >> >> >> _______________________________________________ >> Freesurfer mailing list >> Freesurfer@nmr.mgh.harvard.edu >> https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer > > _______________________________________________ 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.
