Hi Doug,

I am  still receiving a similar error. mri_surf2surf inputes the w file
and writes out a mgz file and exits apparently ok. However, mri_volcluster
still exits with
"could not read test-lh.mgz as type"

Details:

mri_surf2surf \
--srcsubject Wyss_000 \
--trgsubject Wyss_000 \
--hemi lh \
--srcsurfval AVL_GA_List1-00150.0-lh.w \
--trgsurfval test.lh.mgz \
--sfmt w \
--tfmt mgz \

srcsubject = Wyss_000
srcval     = AVL_GA_List1-00150.0-lh.w
srctype    = w
trgsubject = Wyss_000
trgval     = test.lh.mgz
trgtype    = mgz
srcsurfreg = sphere.reg
trgsurfreg = sphere.reg
srchemi    = lh
trghemi    = lh
frame      = 0
fwhm-in    = 0
fwhm-out   = 0
label-src  = (null)
label-trg  = (null)
OKToRevFaceOrder  = 1
Reading source surface reg
/cluster/scratch/monday/raij/MRIs/Wyss_000/surf/lh.sphere.reg
Loading source data
INFO: trgsubject = srcsubject
Saving target data
Saving to test.lh.mgz


mri_surfcluster --subject Wyss_000 --hemi lh --in test-lh.mgz --frame 0
--thmin 2 --thsign abs --minarea 100 --olab test01
thsign = abs, id = 0
version $Id: mri_surfcluster.c,v 1.51.2.1 2011/03/28 15:32:36 greve Exp $
hemi           = lh
srcid          = test-lh.mgz
srcsubjid      = Wyss_000
srcsurf        = white
srcframe       = 0
thsign         = abs
thmin          = 2
thmax          = -1
fdr            = -1
minarea        = 100
xfmfile        = talairach.xfm
nth         = -1
subjectsdir    = /cluster/scratch/monday/raij/MRIs
FixMNI = 1
------------- XFM matrix (RAS2RAS) ---------------
/cluster/scratch/monday/raij/MRIs/Wyss_000/mri/transforms/talairach.xfm
 0.973  -0.031  -0.031   0.033;
 0.001   0.989   0.327  -34.515;
 0.008  -0.285   1.073  -30.192;
 0.000   0.000   0.000   1.000;
----------------------------------------------------
Reading source surface
/cluster/scratch/monday/raij/MRIs/Wyss_000/surf/lh.white
Done reading source surface
Computing metric properties
Loading source values
mghRead(/autofs/cluster/scratch/monday/raij/MEEG/test-lh.mgz, -1): could
not open file
ERROR: could not read test-lh.mgz as type

-Tommi


> Hi Tommi, convert the w file to an mgz with mri_surf2surf. Specify the
> source format with --sfmt w
> doug
>
> r...@nmr.mgh.harvard.edu wrote:
>> Hi Doug and Matti,
>>
>> I am using mri_surfcluster to threshold and extract ROIs from MEG/EEG
>> source analysis data. The same code used to work fine in Jan 2009, but
>> now
>> I am running into unexpected errors. I wonder if something happened
>> along
>> the way of FreeSurfer and/or MNE stream upgrades and now mne_analyze .w
>> files and mri_surfcluster no longer talk to each other.
>>
>> I first run the usual MEG/EEG analysis using the MNE stream and then
>> save
>> the resulting dSPM map on the surface of the subject as a .w file (using
>> the mne_analyze GUI). For sanity check, I download the overlay in
>> tksurfer
>> and observe that it looks fine (which makes me think that the problem
>> originates at the mri_surfcluster side rather than at mne_analyze;
>> however, see below for evidence suggesting the opposite).
>>
>> on machine adapt
>> nmr-std-env (=FreeSurfer 5.1)
>> mne_setup
>> cd /cluster/scratch/monday/raij/MEEG
>> setenv SUBJECTS_DIR /cluster/scratch/monday/raij/MRIs/
>> setenv SUBJECT Wyss_000
>>
>> mri_surfcluster \
>> --subject Wyss_000 \
>> --hemi lh \
>> --in AVL_GA_List1-00150.0-lh.w \
>> --frame 0 \
>> --thmin 2 \
>> --thsign abs \
>> --minarea 100 \
>> --olab test01 \
>>
>> thsign = abs, id = 0
>> version $Id: mri_surfcluster.c,v 1.51.2.1 2011/03/28 15:32:36 greve Exp
>> $
>> hemi           = lh
>> srcid          = AVL_GA_List1-00150.0-lh.w
>> srcsubjid      = Wyss_000
>> srcsurf        = white
>> srcframe       = 0
>> thsign         = abs
>> thmin          = 2
>> thmax          = -1
>> fdr            = -1
>> minarea        = 100
>> xfmfile        = talairach.xfm
>> nth         = -1
>> subjectsdir    = /cluster/scratch/monday/raij/MRIs/
>> FixMNI = 1
>> ------------- XFM matrix (RAS2RAS) ---------------
>> /cluster/scratch/monday/raij/MRIs//Wyss_000/mri/transforms/talairach.xfm
>>  0.973  -0.031  -0.031   0.033;
>>  0.001   0.989   0.327  -34.515;
>>  0.008  -0.285   1.073  -30.192;
>>  0.000   0.000   0.000   1.000;
>> ----------------------------------------------------
>> Reading source surface
>> /cluster/scratch/monday/raij/MRIs//Wyss_000/surf/lh.white
>> Done reading source surface
>> Computing metric properties
>> Loading source values
>> mri_read(): couldn't determine type of file
>> /autofs/cluster/scratch/monday/raij/MEEG/AVL_GA_List1-00150.0-lh.w
>> ERROR: could not read AVL_GA_List1-00150.0-lh.w as type
>>
>> If I try to convert .w to .mgz I get the error
>>
>> mri_convert AVL_GA_List1-00150.0-lh.w AVL_GA_List1-00150.0-lh.mgz
>>
>> file not found or unknown file type for file AVL_GA_List1-00150.0-lh.w
>>
>> (which makes me think that perhaps the .w file from mne_analyze is
>> incompatible with much of FreeSurfer 5.1 code)
>>
>> Any suggestions? As always, thank you for the advice in advance!
>>
>> Best regards,
>>
>> Tommi
>>
>> ---
>> Tommi Raij, MD, PhD
>> MGH/MIT/HMS Athinoula A. Martinos Center for Biomedical Imaging
>> Bldg 149, 13th St
>> Charlestown, MA 02129
>> U.S.A.
>> _______________________________________________
>> Freesurfer mailing list
>> Freesurfer@nmr.mgh.harvard.edu
>> https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer
>>
>>
>>
>
> --
> 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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