Re: [Freesurfer] mri_segstats SNR calculation

2013-04-22 Thread Douglas N Greve
Hi Jordi, the SNR in this case is just the mean gray/white contrast over an ROI divided by its standard deviation. No papers on it. doug On 04/22/2013 03:29 AM, Jordi Delgado wrote: > Dear Freesurfers, > > After running the first tests of freesurfer 5.2, I found a file named > $hemi.w-g.pct.s

[Freesurfer] mri_segstats SNR calculation

2013-04-22 Thread Jordi Delgado
Dear Freesurfers, After running the first tests of freesurfer 5.2, I found a file named $hemi.w-g.pct.stats on the stats folder. The last column of the file is a SNR calculation, i found on the help manual, that is required to add --snr to perform this calculation. I'm interested to know how this

[Freesurfer] mri_segstats SNR calculation

2013-04-18 Thread Jordi Delgado
Dear Freesurfers, After running the first tests of freesurfer 5.2, I found a file named $hemi.w-g.pct.stats on the stats folder. The last column of the file is a SNR calculation, i found on the help manual, that is required to add --snr to perform this calculation. I'm interested to know how this