[Freesurfer] qcache for multiple subjects

2010-03-31 Thread Hui J Yu
Dear freesurfer users, After running recon-all for all subjects, I started running qcache using the following commands: (in the subject directory) foreach i (*) recon-all -s $i -qcache end However, the process was terminated/stopped. Is there a way to resume the process (like what you will ha

Re: [Freesurfer] Subcortical Volume Calculation

2010-02-15 Thread Hui J Yu
:42 am Subject: Re: [Freesurfer] Subcortical Volume Calculation To: Hui J Yu Cc: freesurfer@nmr.mgh.harvard.edu > yes, we do a partial volume correction of the volumes, > accounting for the fraction of the structure in each border voxel. > > cheers > Bruce > On Mon, 15 Feb 20

[Freesurfer] Subcortical Volume Calculation

2010-02-15 Thread Hui J Yu
Dear Freesurfer users, I am wondering how are the volumes calculated from stats such aseg.stat. When I export the aseg and do a voxel count and multiple the volume per voxel, my total volume is different from that is given by the stats. For example, the hippocampal volume given by aseg.stats

[Freesurfer] aseg.stats

2009-12-30 Thread Hui J Yu
Dear Freesurfer Experts, I have ran recon-all on a T1 SPGR image of a control subject without error. The outputs look reasonable (visually). However, the numbers I got from aseg.stats do not make sense (they are way off). Any thoughts? # Title Segmentation Statistics # # generating_program

[Freesurfer] recon-all error (sample tutorial data)

2009-12-17 Thread Hui J Yu
Dear freesurfer users, I have recently downloaded freesurfer (virtualbox verion) and started testing using the sample data bert. I got the following error (I also tried on my data and the same error occured). Any suggestions? FINAL ITERATIVE TEMPLATE DEFORMATION Compute Lo