[Freesurfer] vertex coordinates: tksurfer vs sig.cluster.summary

2011-02-19 Thread Marco Loggia, PhD
Dear Freesurfers, I have noticed a slight incongruity between the coordinates outputted by sig.cluster.summary and those in tksurfer. For instance, in the .summary file one of my maxima (VtxMax=92221) has the following "Tal" coordinates: -14.9, -62.2, 57.5. Now, if I open the fsaverage

[Freesurfer] Help ! Error for generating *.mgz files

2011-02-19 Thread xiaotian yin
Hi, Thank you for reading this email ! I am a newbie to Medical Imaging, and am learning to use FreeSurfer for surface construction. Already installed FreeSurfer in Ubuntu, and the installation has been verified to be 100% successful. I got a bunch of data (coming in pairs of *.hdr and *.img),

Re: [Freesurfer] Help ! Error for generating *.mgz files

2011-02-19 Thread Bruce Fischl
Hi Tim, the .hdr/.img format is called Analyze, and it doesn't come with orientation informaton. This means that it is easy for example to get a left/right swap that you will never know was in your data. Can you get it in any other format, like dicom, or whatever format it came off the scanner

[Freesurfer] segment lobes

2011-02-19 Thread Adil Javed
Hi, This may be complicated, but ... I would like to segment various brain lobes, save them as mask files, convert them to NIFTI format, feed them to FSL for tractography. Can anyone tell me if it is possible to segment brain lobes in freesurfer and then feed them to fsl? many thanks in advan