Dear Bruce,

Would you mind help me. I have to smooth a sulc data with the command mri_surf2surf but it don't work. I have triyed with curv data it work very well

i have put this command :

mri_surf2surf --hemi lh --s s000_open_brain_sanlm_+TIR_normlalized --sval sulc --src_type sulc --fwhm-trg 10  --trg_type sulc --tval  sulc.10

the message of error tell me that the type not defined

Thank you very much for your help.

With best regards,

Fatma