After spmregister, you can run

mri_vol2vol --mov pet.nii --reg reg.dat  --tal --talres 2 --talxfm 
talairach.xfm --nearest --no-save-reg --o pet.tal2mm.nii

# mask out the cortical structures

mri_mask pet.tal2mm.nii 
$FREESURFER_HOME/subjects/fsaverage/mri.2mm/subcort.mask.mgz 
pet.tal2mm.subc.nii

# Concatenate all subjects together

mri_concat s1/pet.tal2mm.subc.nii s2/pet.tal2mm.subc.nii ... --o 
all.pet.tal2mm.subc.nii --prune

# smooth

mri_fwhm --i all.pet.tal2mm.subc.nii --mask 
$FREESURFER_HOME/subjects/fsaverage/mri.2mm/subcort.mask.mgz --fwhm X 
--smooth-only --o all.pet.tal2mm.subc.smoothed.nii

mri_glmfit --y all.pet.tal2mm.subc.smoothed.nii  --fsgd fsgd.txt--C 
2gc0.mtx  --glmdir subc.glmdir



On 10/19/2016 05:09 PM, John Anderson wrote:
> Dear experts,
> I ran surface based analysis using PET maps. As the following:
> spmregister --s subj --mov pet.nii --reg reg.dat --out pet_t1.mgh
> mris_preproc --target fsaverage --hemi lh --iv subj1/ubject1_pet.nii 
> subject1/pet/pet_2_T1_register.dat ..... --projfrac 0.5 --out lh.mgh
> mri_surf2surf --hemi lh --s fsaverage --fwhm 6 --cortex --sval lh.mgh --tval 
> lh.sm6.mgh
> mri_glmfit--y lh.sm6.mgh--fsgd fsgd.txt--C 2gc0.mtx --surf fsaverage lh 
> --cortex --glmdir lh.glmdir//
> then mri_glmfit-sim to correct for multiple comparison.
> I want to study the subcortical regions and map it on MNI305. How can 
> I resume tha analysis for subcortical structures?
> Thank you for any help!
> Bests,
> John
>
>
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> Freesurfer mailing list
> Freesurfer@nmr.mgh.harvard.edu
> https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer

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