Do the volumes align with the surfaces? Did you remove any oblique sforms?
Peace, Matt. On 3/14/14 8:01 AM, "Righart, Ruthger" <[email protected]> wrote: >Dear Caret experts, > >I am using Caret for myelin mapping and I got first results for 4 >subjects. >After loading MyelinMapping.metric in Caret, for some of the subjects >large areas are missing, both for left and right hemisphere, >particularly in the occipital areas (i.e., the metric file seems to have >missing values, however the corrected thickness metric displays values >in these areas). > >Registration of T2-to-T1 is fine. The ribbon.nii.gz file and the >T1wDividedByT2w_ribbon.nii.gz seem fine as well, though the ribbon in >the occipital areas has fewer voxels than other areas (probably because >these areas are relatively thin), and I wondered if this may cause a >problem for the final metric data. > >The caret_command -myelin-mapping script reports rather high >percentages of missing nodes : ³Out of 113592 cortex nodes, 50.37% were >zero and needed correction. When reconstructing discarded nodes, 68.88% >were zero and not used². > >Thank you very much in advance for your time, any help would be very >much appreciated! > >Ruthger Righart > >_______________________________________________ >caret-users mailing list >[email protected] >http://brainvis.wustl.edu/mailman/listinfo/caret-users _______________________________________________ caret-users mailing list [email protected] http://brainvis.wustl.edu/mailman/listinfo/caret-users
