Hi,Doug yes, that works .. thanks.
HA > 2015. 1. 16., 오전 1:07, Douglas N Greve <gr...@nmr.mgh.harvard.edu> 작성: > > > Try demeaning each covariate. Do so with respect to the mean across all > subjects and not within group. > doug > > On 01/15/2015 08:02 AM, 이현아 wrote: >> /Hello/ >> /I’m trying to do an group analysis using mir_glmfit but I met this error./ >> ERROR: matrix is ill-conditioned or badly scaled, condno = 165279 >> >> 1. my command line was >> >> mri_glmfit --y lh.age_edu.thickness.10b.mgh --fsgd age_edu.fsgd --C >> C_age.edu.mtx --surf fsaverage lh --cortex --glmdir lh.age_edu.glmdir >> >> 2. I attached the fsgd file, which was made in edit. It contains 1 >> class (2 levels) and 2 variables (age & education) >> >> 3. contrast is ‘-1 1 0 0 0 0’ >> 4. design matrix is like below >> Design matrix ------------------ >> 1.000 0.000 74.000 0.000 14.000 0.000; >> 1.000 0.000 70.000 0.000 12.000 0.000; >> 1.000 0.000 73.000 0.000 6.000 0.000; >> 1.000 0.000 84.000 0.000 15.000 0.000; >> 0.000 1.000 0.000 60.000 0.000 12.000; >> 0.000 1.000 0.000 59.000 0.000 12.000; >> 0.000 1.000 0.000 63.000 0.000 9.000; >> 0.000 1.000 0.000 60.000 0.000 12.000; >> -------------------------------- >> ERROR: matrix is ill-conditioned or badly scaled, condno = 164365 >> >> Possible problem with experimental design: >> Check for duplicate entries and/or lack of range of >> continuous variables within a class. >> If you seek help with this problem, make sure to send: >> 1. Your command line: >> mri_glmfit --y lh.age_edu.thickness.10b.mgh --fsgd age_edu.fsgd >> --C C_age.edu.mtx --surf fsaverage lh --cortex --glmdir lh.age_edu.glmdir >> 2. The FSGD file (if using one) >> 3. And the design matrix above >> >> >> >> thanks, >> >> H.A. LEE >> >> >> _______________________________________________ >> Freesurfer mailing list >> Freesurfer@nmr.mgh.harvard.edu <mailto:Freesurfer@nmr.mgh.harvard.edu> >> https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer >> <https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer> > > -- > Douglas N. Greve, Ph.D. > MGH-NMR Center > gr...@nmr.mgh.harvard.edu <mailto:gr...@nmr.mgh.harvard.edu> > Phone Number: 617-724-2358 > Fax: 617-726-7422 > > Bugs: surfer.nmr.mgh.harvard.edu/fswiki/BugReporting > <http://surfer.nmr.mgh.harvard.edu/fswiki/BugReporting> > FileDrop: https://gate.nmr.mgh.harvard.edu/filedrop2 > <https://gate.nmr.mgh.harvard.edu/filedrop2> > www.nmr.mgh.harvard.edu/facility/filedrop/index.html > <http://www.nmr.mgh.harvard.edu/facility/filedrop/index.html> > Outgoing: ftp://surfer.nmr.mgh.harvard.edu/transfer/outgoing/flat/greve/ > <ftp://surfer.nmr.mgh.harvard.edu/transfer/outgoing/flat/greve/> > > _______________________________________________ > Freesurfer mailing list > Freesurfer@nmr.mgh.harvard.edu <mailto:Freesurfer@nmr.mgh.harvard.edu> > https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer > <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 > <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.
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