Hi David
Could you please upload the data with the mask, bvecs and ovals, so that I can have a look? You should receive an email shortly with the instructions.
Cheers
Stam
On 15 Jan 2014, at 13:04, David Price <[log in to unmask]>
wrote:
> Dear List,
>
> I am having a problem running DTIFIT on some 30 (+bo) direction Varian data.
>
> I have set up my eddy corrected data file, mask file, bvecs and bvals all correctly as far as can see.
>
> I have tried running from the GUI and the command line with same error
>
> dtifit -k data -o dti -m nodif_brain_mask -r bvecs -b bvals-V
> terminate called after throwing an instance of 'NEWMAT::IndexException'
> Aborted
>
>
> This is the datacheck result
>
> [fsl@localhost Make_FA_Varian_nominal]$ bedpostx_datacheck LWP
> LWP/data
> data_type FLOAT32
> dim1 128
> dim2 128
> dim3 15
> dim4 31
> datatype 16
> pixdim1 0.6250000000
> pixdim2 0.6250000000
> pixdim3 3.0999999046
> pixdim4 1.0000000000
> cal_max 0.0000
> cal_min 0.0000
> file_type NIFTI-1+
>
> LWP/nodif_brain_mask
> data_type FLOAT32
> dim1 128
> dim2 128
> dim3 15
> dim4 1
> datatype 16
> pixdim1 0.6250000000
> pixdim2 0.6250000000
> pixdim3 3.0999999046
> pixdim4 1.0000000000
> cal_max 0.0000
> cal_min 0.0000
> file_type NIFTI-1+
>
> num lines in LWP/bvals
> 1
> num words in LWP/bvals
> 31
> num lines in LWP/bvecs
> 3
> num words in LWP/bvecs
> 93
>
> DTIFIT works fine for other data on this machine BTW.
>
> I would be grateful for any help on this
>
> Thanks
>
> David
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