Re: [Freesurfer] PetSurfer GTM: gtmstats2table

2017-09-12 Thread Douglas N Greve
what is the nature of the customization? Ie, do you want to customize cortical, subcortical, or WM? For cortical, you will have to specify a different annotation with --ctx-annot when running gtmseg (and specify --o to call it a different name). You may have to update the lookup table generated

Re: [Freesurfer] PetSurfer GTM: gtmstats2table

2017-09-12 Thread Elijah Mak
Hi Doug, Thanks for the clarification. According to the PetSurfer guide, it is stated that there are “ways to customise this segmentation to use ROI definitions”. How may I go about doing that? Appreciate your help. Best Wishes, Elijah  Dr. Elijah Mak, Research Associate Department of Psychiat

Re: [Freesurfer] PetSurfer GTM: gtmstats2table

2017-09-12 Thread Douglas N Greve
what do you mean? You can only get gtm stats from the parcellations that you have used during the process. You can't get new values at the end. If you want to use different ROIs, then you need to run gtmseg again with a different parcellation, then run mri_gtmpvc with the new gtmseg On 09/12/2