thanks. that's all most helpful. in this case the ciftis are essentially just metrics with nodes missing so the -cifti-separate worked easily. I was trying -cifti-convert before. I'm quite sure the other info will come in handy and it's all slowly building valuable insight.
best Colin On 25 October 2013 19:53, Timothy Coalson <[email protected]> wrote: > Actually, there is a third way, which may be easier in this case: make a > single-column cifti file from the one you have (either copy it or use > -cifti-merge to select one column), and then use -cifti-replace-structure > on it, with the curvature metric files. Note, -cifti-replace-structure > modifies the input cifti file, this is why you need to make a copy first. > > Tim > > > > On Fri, Oct 25, 2013 at 12:50 PM, Glasser, Matthew < > [email protected]> wrote: > >> The two ways to do this are 1) To use wb_command -cifti-separate on >> your CIFTI files to separate them into GIFTI files or 2) to use wb_command >> -cifti-create-dense-timeseries to combine the .func.gii files (using the >> same medial wall ROI as for your other data). >> >> Peace, >> >> Matt. >> >> From: Colin Reveley <[email protected]> >> Date: Friday, October 25, 2013 12:41 PM >> To: "[email protected]" <[email protected]> >> Subject: [HCP-Users] matlab,workbench,gifti,cifti >> >> Hi - >> >> I have a large number of .dscalar.nii files. They are surface maps. >> They cover every surface node, except for the medial wall. >> >> I'm turning these into vectors and working with them in matlab. >> >> and that's great. >> >> however: >> >> I also want to analyse the relationship of these data to data that's >> already on the surface as func.gii (e.g. curvature) >> >> and now I have a problem since the cifti data isn't the same size as >> the surface. >> >> I just need the curvature (or other surface metric) to be a vector with >> the same length as the cifti and where the indices of the vectors represent >> the same nodes in both. >> >> I don't need a working cifti or gifti file, just the data as vectors of >> numbers in matlab. >> >> I suspect using the node indexing info in the cifti header as a guide >> for what metric nodes to delete (or add) is one way to go. >> >> but maybe there is a simpler way I've missed? >> >> maybe make a dscalar.nii mask of just the missing nodes and then >> -cifti-merge-dense that with the data (expand the cifti rather than >> contract gifti)? >> >> best, >> >> Colin Reveley >> >> >> >> _______________________________________________ >> HCP-Users mailing list >> [email protected] >> http://lists.humanconnectome.org/mailman/listinfo/hcp-users >> >> >> ------------------------------ >> >> The materials in this message are private and may contain Protected >> Healthcare Information or other information of a sensitive nature. If you >> are not the intended recipient, be advised that any unauthorized use, >> disclosure, copying or the taking of any action in reliance on the contents >> of this information is strictly prohibited. If you have received this email >> in error, please immediately notify the sender via telephone or return mail. >> >> _______________________________________________ >> HCP-Users mailing list >> [email protected] >> http://lists.humanconnectome.org/mailman/listinfo/hcp-users >> > > _______________________________________________ HCP-Users mailing list [email protected] http://lists.humanconnectome.org/mailman/listinfo/hcp-users
