Re: [Freesurfer] Help Thickness Reproducibility

The dimension mismatch means that the input data does not match the surface. It looks like the surface is from an individual but the input data is from a group analysis (which means fsaverage subject)

On 01/23/2014 02:35 PM, Thiago Junqueira wrote:

Dear FreeSurfers I am having some troubles to run step 4 of protocol to thickness reproducibility. The error message is below: nf04:~> mris_surface_stats -nsmooth 100 -surf_name /home/nf04/subjects/t_pac01/su

rf/lh.white -out_name

    /home/nf04/subjects/groupstudy/lh_std_60.mgh -absmean
    /home/nf04/subjects/groupstudy/lh_absmean_60.mgh -mean
    /home/nf04/subjects/groupstudy/lh_mean_60.mgh -absstd
    /home/nf04/subjects/groupstudy/lh_absstd_60.mgh
/home/nf04/subjects/groupstudy/tpac02_lh_thicknes_diff_resampled_to_tpac01.mgh
    Perform 100 steps of smoothing of input data
    using /home/nf04/subjects/groupstudy/lh_std_60.mgh as output file
    using /home/nf04/subjects/groupstudy/lh_absmean_60.mgh as
output file for
    abs-mean
    using /home/nf04/subjects/groupstudy/lh_mean_60.mgh as output
file for mean
    using /home/nf04/subjects/groupstudy/lh_absstd_60.mgh as
output file for
    std-of-abs-mean
    reading
/home/nf04/subjects/groupstudy/tpac02_lh_thicknes_diff_resampled_to_tpac01.mgh...
    Smooth input data by 100 steps
    ERROR: MyMRISsmooth: Surf/Src dimension mismatch
    Stats over surface (76117 vertices): mean = 0.368766, std =
1.02826,
    absmean = 0.790395, absstd = 0.754038

  I would appreciate so much any help.

 Many thanks

Thiago Junqueira Medical Physicist, Msc Student in Neuroimage Neuroimage Lab and Medical Physics Lab University of Campinas Phone: +55 19 8809-9476

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