Re: [Freesurfer] trac-all -bedp ERROR: Could not read - merged_ph1samples.nii.gz

2016-09-02 Thread Chung, Yoonho
I found out why it didn't work. One of the script that bedpostx_postproc.sh calls is written in python2. I set my default to python3 and therefore caused the error in the last step. After I loaded python2 environment, i got the merged files and finished properly. Thanks for your help as

[Freesurfer] sulcus measurement from aparcstat2table

2016-09-02 Thread tulu
Dear FS expert I use the aparcstat2table and generate the cortical volume/thickness. I have a question regarding sulcus volume and thickness meaning. For example, it generate lh_S_front_inf volume and thickness, which represents as left inferior frontal sulcus. Did the volume represent as CSF

[Freesurfer] Recon-all GNU parallel Error. : Segmentation fault

2016-09-02 Thread Dev vasu
Dear Sir / madam, I have tried running recon-all with GNU parallel and i am incurring following error kindly review the recon-all.log ( see below ). Could you please let me know why such problem persists for me. Is it the issue with memory space ? Thanks Vasudev Calling the GNU parallel in

[Freesurfer] Recon-all GNU parallel Error. : Segmentation fault

2016-09-02 Thread Dev vasu
Dear Sir / madam, I have tried running recon-all with GNU parallel and i am incurring following error kindly review the recon-all.log ( see below ). Could you please let me know why such problem persists for me. Is it the issue with memory space ? Thanks Vasudev Calling the GNU parallel in

Re: [Freesurfer] white matter errors due to inhomogeneities (bright spots) in cortex

2016-09-02 Thread Benjamin Baird
Hi Bruce and Clara, Thanks for your comments. Indeed the bright points are segmented as WM in wm.mgz, however these errors do not occur only in a few places but in many slices throughout the brain so manual edits will be quite extensive, which is why we wanted to double check that there is no

Re: [Freesurfer] white matter errors due to inhomogeneities (bright spots) in cortex

2016-09-02 Thread Clara Kühn
Hello Ben, I am no expert, I can only talk from my experience. I've had similar images in my data. Those might be blood vessels or dura that were included in the surface. If they are included in the surface on more than 5 slices and pretty well visible you could delete those voxels from the

Re: [Freesurfer] trac-all -bedp ERROR: Could not read - merged_ph1samples.nii.gz

2016-09-02 Thread Anastasia Yendiki
Hi Yoon - It sounds like FSL's bedpostx postprocessing script failed. You can run it like this: bedpostx_postproc.sh /path/to/your/subject/dmri This script merges the results from all the slices. It's possible that something went wrong with the slices (you ran out disk space for

[Freesurfer] trac-all -bedp ERROR: Could not read - merged_ph1samples.nii.gz

2016-09-02 Thread Chung, Yoonho
Hi Anastasia, trac-all -prep completed without error. I thought trac-all -bedp starts and ends without any error but trac-all path failed with these messages. Loading BEDPOST parameter samples from */dmri.bedpostX niiRead(): error opening file*/dmri.bedpostX/merged_ph1samples.nii.gz ERROR: