Dear Doug, Demeaning the covariate indeed does seem to work. I did not have to multiply subjects for this.
Thank you so much for your help! ________________________________________ From: freesurfer-boun...@nmr.mgh.harvard.edu [freesurfer-boun...@nmr.mgh.harvard.edu] on behalf of Douglas N. Greve [dgr...@mgh.harvard.edu] Sent: Tuesday, April 03, 2018 9:32 PM To: freesurfer@nmr.mgh.harvard.edu Subject: Re: [Freesurfer] FSGD file error Sorry, one more thing. I think that it should work if you demean your covariate, no need to have multiple subjects from that group On 04/03/2018 03:16 PM, Douglas N. Greve wrote: > you should also demean your covariate > > > On 04/03/2018 03:13 PM, Douglas N. Greve wrote: >> The problem is that you only have one subject for group haemorrhage. If >> you are going to include a covariate, then you need more than one subject >> >> >> On 04/03/2018 05:49 AM, Dijkshoorn, A.B.C. (Aicha) wrote: >>> Dear free surfer developers, >>> >>> When I try to run the mri_glmfit free surfer does not seem >>> to recognise my FSGD file. I believe it has something to do with the >>> underlying languages, since it appears to occur both when I create a >>> plain txt file or when I adjust the tutorials gender_age.fsgd and >>> adjust the values of the covariates. I have tried tons of things to >>> fix the problem, but i can't seem to figure it out... >>> Do you by any chance have an idea on how I can fix this? >>> >>> >>> error (in bash): ERROR: matrix is ill-conditioned or badly scaled, >>> condno = 15250.9 >>> command line: mri_glmfit --y lh.CB10.thickness.20.mgh --fsgd >>> doesnotworkretestCB10.fsgd doss --C con-hem.mtx --surf fsaverage lh >>> --cortex --glmdir lh.CB10.20.thickness.glmdir >>> Thank you in advance for your time and effort! >>> >>> Kind regards, >>> A. Dijkshoorn >>> >>> >>> >>> >>> >>> _______________________________________________ >>> Freesurfer mailing list >>> Freesurfer@nmr.mgh.harvard.edu >>> https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer >> _______________________________________________ >> Freesurfer mailing list >> Freesurfer@nmr.mgh.harvard.edu >> https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer > _______________________________________________ > Freesurfer mailing list > Freesurfer@nmr.mgh.harvard.edu > https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer _______________________________________________ Freesurfer mailing list Freesurfer@nmr.mgh.harvard.edu 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. _______________________________________________ Freesurfer mailing list Freesurfer@nmr.mgh.harvard.edu https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer
