Hi,
SPM often inserts NaNs (Not a Number) which are invalid in FSL.
You can remove them using
fslmaths inputimage -nan outputimage
This is the most likely cause of problems.
If the problem is not fixed by doing this then let us know.
All the best,
Mark
On 21 May 2010, at 16:13, valeria della_maggiore wrote:
> Hi FSL experts,
>
> We are having problems analyzing functional images that have been
> preprocessed with SPM (up to normalization). We convert them to
> nifti using FSL's tool but yet, FEAT ends up crashing at different
> points of the analysis, which is weird...
>
> Any ideas what can be causing this?
>
> Many thanks in advance!
>
> Valeria
>
> --
> Valeria Della-Maggiore, Ph. D
> Department of Physiology, School of Medicine
> University of Buenos Aires
> Paraguay 2155, Capital Federal
> Buenos Aires, C1121ABG
> Argentina
> phone 54 11 5 950 9500 (2132)
> http://www.fmed.uba.ar/depto/fisiologia/fdaction.htm
> ------------------------------------------------------------
> being wild and disciplined at the same time....
>
>
>
>
>
> --
> Valeria Della-Maggiore, Ph. D
> Department of Physiology, School of Medicine
> University of Buenos Aires
> Paraguay 2155, Capital Federal
> Buenos Aires, C1121ABG
> Argentina
> phone 54 11 5 950 9500 (2132)
> http://www.fmed.uba.ar/depto/fisiologia/fdaction.htm
> ------------------------------------------------------------
> being wild and disciplined at the same time....
>
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