hi doug,
i notice slight differences in numbers when using fscalc vs. fscalc.fsl
for calculating the z-score map\ I am just curious why it may happen
thanks in advance,
shantanu



On Wed, June 13, 2012 3:31 pm, Douglas N Greve wrote:
> Use mris_preproc to collect your normal subjects into a single file.
> Then use mri_concat to compute the mean and stddev of your normals
> mri_concat file.mgh --mean mean.mgh
> mri_concat file.mgh --std std.mgh
> Then compute a z-score for your subject (after transforming to fsaverage
> space):
> fscalc subject.mgh sub mean.mgh div std.mgh -o z.mgh
> Visualize
> tksurfer fsaverage lh inflated -overlay z.mgh
>
>
>
>
> On 06/13/2012 11:26 AM, Shantanu Ghosh wrote:
>> Hi FS experts,
>>
>> Sorry if this is a newbie question.
>>
>> I want to display how an individual patient's crtical thickness varies
>> from the normal group average, vertex-by-vertex. What is the commandline
>> to do that? I want to display the overlay on MNI152 instead of
>> fsaverage.
>>
>> Thanks in advance,
>> Shantanu
>>
>>
>>
>
> --
> Douglas N. Greve, Ph.D.
> MGH-NMR Center
> gr...@nmr.mgh.harvard.edu
> Phone Number: 617-724-2358
> Fax: 617-726-7422
>
> Bugs: surfer.nmr.mgh.harvard.edu/fswiki/BugReporting
> FileDrop: www.nmr.mgh.harvard.edu/facility/filedrop/index.html
>
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>
>
>


-- 
Shantanu Ghosh, Ph.D.
Martinos Center for Biomedical Imaging
Harvard-MIT Program in Health Sciences & Technology
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