Hi Jessica,
While we look into this, maybe as a workaround you could merge some of
these extreme slices, or consider using fslroi instead of fslsplit. Then
instead of one image per slice, you'd have fewer images, each with a
handful of slices.
All the best,
Anderson
On 14/01/2014 14:57, Jessica Jesser wrote:
> Dear Anderson,
>
> Thank you for your quick answer!
> when applying fsl_glm slice by slice, there occurs an error in slices with a low number of brain voxels as in brain stem slices or slices near the vertex. Anywhere else in the brain it works very well.
> This is the error message:
> Image Exception : #4 :: Incompatible number of mask positions and matrix columns
> terminate called after throwing an instance of 'RBD_COMMON::BaseException'
> Aborted (core dumped)
>
> this is the link for an example slice in the brain stem, the csf mean TC (to be regressed) and the used fsl_glm command line:
> https://dl.dropboxusercontent.com/u/39017768/test_glm.zip
>
> Any idea why this happens and how it can be fixed?
>
> Cheers,
> Jessica
>
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