Hi Matt, Ah! Sorry, I didn't realise a 32k_fs_LR version was ready (I thought it was only available for the 449 subjects).
Will check it out. -Tom On Mon, Jun 4, 2018 at 5:41 PM, Glasser, Matthew <[email protected]> wrote: > Hi Tom, > > Why not use the multi-modal parcellation? https://balsa. > wustl.edu/file/show/3VLx > > Matt. > > From: Thomas Nichols <[email protected]> > Date: Monday, June 4, 2018 at 11:37 AM > To: Matt Glasser <[email protected]> > Cc: HCP Users <[email protected]> > Subject: Re: [HCP-Users] Variation in aparc ROIs between subjects in > 32k_fs_LR space > > Thanks Matt! > > We're using it to just coarsely chop up the surface to build phenotypes. > What atlas would you suggest that we can easily apply with > wb_command -cifti-parcellate? > > -Tom > > On Mon, Jun 4, 2018 at 4:29 PM, Glasser, Matthew <[email protected]> > wrote: > >> Hi Tom, >> >> This is because FreeSurfer “fits” the aparc to each subject. There is >> probably an atlas aparc somewhere inside FreeSurfer that wouldn’t have this >> property. That does raise the question of why you are using aparc instead >> of one of the more functionally relevant parcellations available in >> standard CIFTI space though. Aparc is unlikely to follow task boundaries >> much at all. >> >> Matt. >> >> From: <[email protected]> on behalf of Thomas >> Nichols <[email protected]> >> Date: Monday, June 4, 2018 at 2:38 AM >> To: HCP Users <[email protected]> >> Subject: [HCP-Users] Variation in aparc ROIs between subjects in >> 32k_fs_LR space >> >> Hi folks, >> >> Sorry if this is a naive question, but looking for a sanity check... >> >> We're using the aparc segmentations to extract data from the task fMRI >> CIFTI files. We believe that we're working in atlas space (32k_fs_LR), so >> we were surprised that, when we load two different subjects into wb_view, >> the aparc segmentations are different for different subjects. >> >> See attached images of >> 100206.aparc.32k_fs_LR.dlabel.nii & >> 100307.aparc.32k_fs_LR.dlabel.nii >> The regions are similar but differ slightly, with the white dot showing a >> particular bit of the surface that changes from one ROI to another between >> subjects. I would have expected this if we were in native space, but not >> 32k_fs_LR. What am I missing? >> >> Thanks in advance! >> >> -Tom >> >> PS: A similar question was asked on May 9, titled "about the D-K atlas" >> from [email protected] but it hasn't been answered; oddly, while it is in >> my inbox I can't find it in the archive. >> >> >> __________________________________________________________ >> Thomas Nichols, PhD >> Professor of Neuroimaging Statistics >> Nuffield Department of Population Health | University of Oxford >> Big Data Institute | Li Ka Shing Centre for Health Information and >> Discovery >> Old Road Campus | Headington | Oxford | OX3 7LF | United Kingdom >> T: +44 1865 743590 | E: [email protected] >> W: http://nisox.org | http://www.bdi.ox.ac.uk >> >> _______________________________________________ >> HCP-Users mailing list >> [email protected] >> http://lists.humanconnectome.org/mailman/listinfo/hcp-users >> > > > > -- > __________________________________________________________ > Thomas Nichols, PhD > Professor of Neuroimaging Statistics > Nuffield Department of Population Health | University of Oxford > Big Data Institute | Li Ka Shing Centre for Health Information and > Discovery > Old Road Campus | Headington | Oxford | OX3 7LF | United Kingdom > T: +44 1865 743590 | E: [email protected] > W: http://nisox.org | http://www.bdi.ox.ac.uk > -- __________________________________________________________ Thomas Nichols, PhD Professor of Neuroimaging Statistics Nuffield Department of Population Health | University of Oxford Big Data Institute | Li Ka Shing Centre for Health Information and Discovery Old Road Campus | Headington | Oxford | OX3 7LF | United Kingdom T: +44 1865 743590 | E: [email protected] W: http://nisox.org | http://www.bdi.ox.ac.uk _______________________________________________ HCP-Users mailing list [email protected] http://lists.humanconnectome.org/mailman/listinfo/hcp-users
