Hi Hallvard -
Can we just check that you are sure you used this standard image when
you ran the 1st level analyses.
For example, you didn't select the 1mm standard brain by mistake?
Cheers
T
On 15 Feb 2008, at 13:52, Hallvard Røe Evensmoen wrote:
> Thanks for quick answear. I don`t know. The data for the standard
> space image and the self-made mask are here:
> pintzka@linux-sopg:/media/ubuntu/Navigasjon/ROI_masks> fslinfo
> MNI152_T1_2mm_brain
> data_type INT16
> dim1 91
> dim2 109
> dim3 91
> dim4 1
> datatype 4
> pixdim1 2.0000000000
> pixdim2 2.0000000000
> pixdim3 2.0000000000
> pixdim4 1.0000000000
> cal_max 8000.0000
> cal_min 3000.0000
> file_type NIFTI-1+
> pintzka@linux-sopg:/media/ubuntu/Navigasjon/ROI_masks> fslinfo MTL-
> mask_square2_bilateral
> data_type INT16
> dim1 91
> dim2 109
> dim3 91
> dim4 1
> datatype 4
> pixdim1 2.0000000000
> pixdim2 2.0000000000
> pixdim3 2.0000000000
> pixdim4 0.0000000000
> cal_max 1.0000
> cal_min 0.0000
> file_type NIFTI-1+
>
> Siterer Tim Behrens <[log in to unmask]>:
>
>> Sounds to me as if your self-made mask was not the same size as the
>> standard space image you are using.
>>
>> Your results will be in this space, and therefore so should your
>> mask be.
>>
>> Cheers
>>
>> T
>>
>>
>> On 15 Feb 2008, at 13:26, Hallvard Røe Evensmoen wrote:
>>
>>> When trying to use a self-made binary MTL mask on a third level
>>> analysis in FSL, we got this error message:
>>> /usr/local/fsl/bin/fslmaths thresh_zstat1 -mas
>>> /media/ubuntu/Navigasjon/ROI_masks/MTL-mask_square2_bilateral.nii.gz
>>> thresh_zstat1
>>> Image Exception : #3 :: Attempted to multiply images/ROIs of
>>> different sizes
>>> terminate called after throwing an instance of
>>> 'RBD_COMMON::BaseException'
>>>
>>> And the output were as if we not had used any mask at all....
>>>
>>> Anyone got any suggestions about what might have gone wrong?, and we
>>> would be grateful to hear.
>>>
>>> Hallvard Røe Evensmoen
>>>
>
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