HI - this would be the normal behaviour on the previous (FSLv4.0,
TBSSv1.1) version - because images fed into the old nonlinear reg had
to be integer format, the FA values were scaled up by a factor of
10000. The old manual discusses this - does that explain things?
Cheers.
On 7 Nov 2008, at 21:29, Michael Scheel wrote:
> Hi fsl experts,
>
> I ran the tbss scripts on 5 subjects using the FMRI_B58FA as the
> target. My
> mean_FA_skeleton looks alright but the values are appearently too
> big and it
> seems that it would be by a factor of 1000. So instead of 0.6 I see
> around
> 6000 in the internal capsule or instead of 0.8 around 8000 in the
> Corpus
> callosum.
> Any idea what's this causing?
>
> Thanks, Michael
>
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Stephen M. Smith, Professor of Biomedical Engineering
Associate Director, Oxford University FMRIB Centre
FMRIB, JR Hospital, Headington, Oxford OX3 9DU, UK
+44 (0) 1865 222726 (fax 222717)
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