Hi, just a quick question...

We get this error:

register_mri: find_optimal_transform
find_optimal_transform: nsamples 3481, passno 0, spacing 8
GCAhistoScaleImageIntensities: could not find wm peak
resetting wm mean[0]: 117 --> 126
resetting gm mean[0]: 74 --> 74
input volume #1 is the most T1-like
using real data threshold=6.0
using (99, 95, 113) as brain centroid...
mean wm in atlas = 126, using box (82,71,91) --> (116, 118,134) to find MRI wm
before smoothing, mri peak at 0
after smoothing, mri peak at 0, scaling input intensities by inf
Darwin mac124901.med.cornell.edu 8.11.1 Darwin Kernel Version 8.11.1:
Wed Oct 10 18:23:28 PDT 2007; root:xnu-792.25.20~1/RELEASE_I386 i386
i386

recon-all exited with ERRORS at Mon Apr  6 15:19:36 EDT 2009


How do we scale the nu.mgz images?
Our 001.mgz are looking fine...

thanks!


---------- Forwarded message ----------
From: Nurunisa Neyzi <nne...@gmail.com>
Date: Mon, Apr 6, 2009 at 3:31 PM
Subject: Re: FW: XNAT update: Processing failed for PrenatalMA_13_MR_1
To: Chris Derauf <dder...@hawaii.edu>


i think this is what's going on:

we get

"before smoothing, mri peak at 0
after smoothing, mri peak at 0, scaling input intensities by inf"
which is wrong.

this is happening because nu.mgz is very dark.

same problem they had here:
https://mail.nmr.mgh.harvard.edu/pipermail//freesurfer/2008-April/007603.html

in our case though I think 001.mgz is looking fine, it is the nu.mgz
that's kind of dark.

let's see what's the easiest way fix it.




On Mon, Apr 6, 2009 at 3:25 PM, Nurunisa Neyzi <nne...@gmail.com> wrote:
> actually it goes wrong in the first step. even outside the pipeline.
> so it's not an XNAT issue.
>
> On Mon, Apr 6, 2009 at 3:23 PM, Chris Derauf <dder...@hawaii.edu> wrote:
>> Yes, I did specify the BK Pediatric atlas
>>
>>
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