[FieldTrip] About co-register the individual sudbject MRI and sensor locations

Bai, XiaoXiao xbai3 at uthsc.edu
Sat Jul 21 01:28:49 CEST 2012


Dear Sir/Madam,



I am a new fieldtrip user and want to apply the beamformer method in Fieldtrip for the MEG data from 4D/BTI system. Now I can get a individual subject MRI in analysis/spm format from CURRY software.



This is my code for create volume head model for the beamformer,



mri_nom = ft_read_mri(mrifile);



cfg = [];

[segmentedmri] = ft_volumesegment(cfg, mri_nom);



cfg = [];

cfg.method = 'singleshell';

vol = ft_prepare_headmodel(cfg, segmentedmri);



The vol and sensor locations were displayed and attached with here.



How can I co-register the vol with sensors based on headshpe file (hs_file) for computing lead field for next step?



Thanks a lot.



Best regards,



Xiaoxiao

[X]             [X]     [X]
Division of Clinical Neurosciences, Department of Pediatrics
University of Tennessee Health Science Center, College of Medicine &
Neuroscience Institute, LeBonheur Children's Hospital
777 Washington Avenue, P335
Memphis, TN 38105, USA
Phone: 901-287-4612
Fax: 901-287-5325
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