what do you mean by an average of the mask? Such an average would not be binary.
On 08/03/2017 04:30 PM, Sadie Marvel wrote: > And what if I wanted to compute just one ROI mask (for each region) that is > an average of all the subjects individual ROI masks? > ________________________________________ > From: [email protected] > <[email protected]> on behalf of Douglas N Greve > <[email protected]> > Sent: Thursday, August 3, 2017 4:15 PM > To: [email protected] > Subject: Re: [Freesurfer] ROI labeling? > > If you are just going to use them as a mask for mri_glmfit, then you can > just pass it as --mask or --label, no need to map it back to the > individual (which you could do with mri_surf2surf) > > > On 08/03/2017 04:08 PM, Sadie Marvel wrote: >> Hi again Freesurfers, >> >> I am doing a surface based ROI analysis where for each subject, >> isomorphic ROIs of 300 vertices (centered around peak functional >> activations) were found on the fsaverage surface space. I was >> wondering if I should register these masks that I have created back to >> each subject's individual surface before creating labels for these >> ROIs, and if so, what would the registration file be to register the >> fsaverage space back to each subject's space? The goal of this is to >> be able to run mri_glmfit on just the spaces within these labels. Is >> there a better method? Also, each subject will have a different number >> of labels considering that not every ROI was present on every subject. >> will this be a problem when running glmfit? >> >> ​Thanks >> >> >> >> >> >> _______________________________________________ >> Freesurfer mailing list >> [email protected] >> https://urldefense.proofpoint.com/v2/url?u=https-3A__mail.nmr.mgh.harvard.edu_mailman_listinfo_freesurfer&d=DwIGaQ&c=JeTkUgVztGMmhKYjxsy2rfoWYibK1YmxXez1G3oNStg&r=bOaERSxG_JqDNQmM_8K52LCjnCr_2F55jAz7ZN-9dqg&m=PH0Vk-WgDboZq0KcG9suX371edaDZRvf4IyyOXZWHVQ&s=F2PgY5a-UpmIys4GjIY91-18ok4YKa7QNdxfaZWaA0M&e= > -- > Douglas N. Greve, Ph.D. > MGH-NMR Center > [email protected] > Phone Number: 617-724-2358 > Fax: 617-726-7422 > > Bugs: surfer.nmr.mgh.harvard.edu/fswiki/BugReporting > FileDrop: > https://urldefense.proofpoint.com/v2/url?u=https-3A__gate.nmr.mgh.harvard.edu_filedrop2&d=DwIGaQ&c=JeTkUgVztGMmhKYjxsy2rfoWYibK1YmxXez1G3oNStg&r=bOaERSxG_JqDNQmM_8K52LCjnCr_2F55jAz7ZN-9dqg&m=PH0Vk-WgDboZq0KcG9suX371edaDZRvf4IyyOXZWHVQ&s=dNTiTZM2k4H_ZFSLvXIpaHUFlf2j9OsxSfiZbdVVy1Y&e= > www.nmr.mgh.harvard.edu/facility/filedrop/index.html > Outgoing: > https://urldefense.proofpoint.com/v2/url?u=ftp-3A__surfer.nmr.mgh.harvard.edu_transfer_outgoing_flat_greve_&d=DwIGaQ&c=JeTkUgVztGMmhKYjxsy2rfoWYibK1YmxXez1G3oNStg&r=bOaERSxG_JqDNQmM_8K52LCjnCr_2F55jAz7ZN-9dqg&m=PH0Vk-WgDboZq0KcG9suX371edaDZRvf4IyyOXZWHVQ&s=-MNH1l23vgFGiXhqvaJyfT33Qag5-ddnxlYIHUU99W0&e= > > _______________________________________________ > Freesurfer mailing list > [email protected] > https://urldefense.proofpoint.com/v2/url?u=https-3A__mail.nmr.mgh.harvard.edu_mailman_listinfo_freesurfer&d=DwIGaQ&c=JeTkUgVztGMmhKYjxsy2rfoWYibK1YmxXez1G3oNStg&r=bOaERSxG_JqDNQmM_8K52LCjnCr_2F55jAz7ZN-9dqg&m=PH0Vk-WgDboZq0KcG9suX371edaDZRvf4IyyOXZWHVQ&s=F2PgY5a-UpmIys4GjIY91-18ok4YKa7QNdxfaZWaA0M&e= > > > 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 > https://urldefense.proofpoint.com/v2/url?u=http-3A__www.partners.org_complianceline&d=DwIGaQ&c=JeTkUgVztGMmhKYjxsy2rfoWYibK1YmxXez1G3oNStg&r=bOaERSxG_JqDNQmM_8K52LCjnCr_2F55jAz7ZN-9dqg&m=PH0Vk-WgDboZq0KcG9suX371edaDZRvf4IyyOXZWHVQ&s=C3lAhbV3ZwBBXlYZT58CMcDnypDoDoJZxiTFeHyxq-0&e= > . 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. > > _______________________________________________ > Freesurfer mailing list > [email protected] > https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer > > -- Douglas N. Greve, Ph.D. MGH-NMR Center [email protected] Phone Number: 617-724-2358 Fax: 617-726-7422 Bugs: surfer.nmr.mgh.harvard.edu/fswiki/BugReporting FileDrop: https://gate.nmr.mgh.harvard.edu/filedrop2 www.nmr.mgh.harvard.edu/facility/filedrop/index.html Outgoing: ftp://surfer.nmr.mgh.harvard.edu/transfer/outgoing/flat/greve/ _______________________________________________ Freesurfer mailing list [email protected] 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.
