Hi Keyma,

I'll leave this for Doug (or Brian).

Bruce

On Fri, 28 Jan 2005, Keyma Prince 
wrote:

> Thanks,
> 
> I also ran mris_glm for thickness differences based on age of the subjects
> with the following command and got the following output. Can you tell me
> how to I can read the results in tksurfer?
> 
> mris_glm --design ons_glm.mtx --hemi lh --surfmeas thickness --trgsubj
> average_ons -nsmooth 50 --beta beta bfloat --var var bfloat
> 
> mris_glm --design ons_glm.mtx --hemi lh --trgsubj average_ons --beta_in
> beta bfloat --var_in var bfloat --gcv 0 0 1 --sigt ./age-sigt-lh.w paint
> 
> INFO: loading surface
> /space/engram/6/users/emoaging//average_ons/surf/lh.sphere.reg
> corRead(): can't open file
> /space/engram/6/users/emoaging//average_ons/surf/../mri/orig/COR-.info
> INFO: cannot find mri/orig volume to get c_(ras) information.
> INFO: transform src volume information cannot be found. assume c_(ras_ = 0
> INFO: destination surface points may be shifted in the volume.
> INFO: you should put the src info in the transform.
> INFO: transform dst volume information cannot be found.
> INFO: if the target is MNI average_305, then you can do 'setenv
> USE_AVERAGE305 true'
> INFO: otherwise c_(ras) is set to 0. destination surface points may be
> shifted.
> nvertices = 163842
> surface nvertices 163842
> surface area 125674.750000
> INFO: loading beta_in beta
> Reading /autofs/space/engram_006/users/emoaging/beta_000.bfloat ...
> INFO: bvolumeRead: min = 0.406867, max = 5.76361
> INFO: loading var_in var
> Loading surface source data var as bfloat
> Reading /autofs/space/engram_006/users/emoaging/var_000.bfloat ...
> INFO: bvolumeRead: min = 0.00363081, max = 0.725406
> Done Loading var
> writing surface values to ./age-sigt-lh.w.
> avg = -1.378, stdev = 2.493, min = -14.280, max = 9.789
> done
> 
> 
> Keyma Prince
> Massachusetts Institute of Technology
> Department of Brain and Cognitive Sciences
> NE20-392
> Cambridge, MA 02139
> 
> On Fri, 28 Jan 2005, Bruce Fischl wrote:
> 
> > Hi Keyma,
> >
> > mris_twoclass is for making maps of thickness differences, not for the
> > output of parcellate_subject, which you can just import into excel (using
> > mris_anatomical_stats -a $annot_file -b $subject $hemi. In any case,
> > mris_twoclass has been deprecated since Doug wrote mris_glm
> >
> > cheers,
> > Bruce
> >
> >
> > On Fri, 28 Jan 2005, Keyma Prince wrote:
> >
> > > Hello,
> > >
> > > I am trying to use mri_twoclass for the first time to do a simple
> > > comparision of means for the output from parcellate_subject(i.e. cortical
> > > thickness and cortical volume) between 2 groups. This the command line
> > > i'm using but I keep getting the following output:
> > >
> > > mris_twoclass -o average7 lh thickness c1_emot_104 c1_emot_106:c2_emot_101
> > > c2_emot_103 -t .01
> > >
> > > output: using average7 as output subject
> > > mris_twoclass: must spectify ':' between class lists
> > >
> > > location: /space/engram/6/users/emoaging/
> > >
> > > Also is mri_twoclass better than mris_glm to use for comparing the
> > > parcellation results between 2 groups?
> > >
> > > thanks,
> > >
> > > -Keyma
> > >
> > >
> > > Keyma Prince
> > > Massachusetts Institute of Technology
> > > Department of Brain and Cognitive Sciences
> > > NE20-392
> > > Cambridge, MA 02139
> > > _______________________________________________
> > > Freesurfer mailing list
> > > Freesurfer@nmr.mgh.harvard.edu
> > > https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer
> > >
> >
> >
> 

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