Hi,
Make sure that you have the same number of bvalues and bvectors. The
bvals file should have one row and the bvecs file 3 rows. Both of
them should have the same number of columns (i.e. diffusion gradient
directions).
I hope this helps,
Saad.
On 20 Jun 2006, at 17:41, Hesamoddin Jahanian wrote:
> Hi there!
>
> I am using FSL 3.3 and I want to do the tractography using FSL.
> I have successfully converted the data and corrected it for Eddy
> current.
> When I try to Run BEDPOST, after a while I recive the following
> error message:
>
> An Exception has been thrown Logic error:- detected by Newmat:
> index error:
> requested indices = 1,14 Matrix Type = Rect # Rows =2 ; # cols=13
>
> I have no idea what is wrong.
> I have bvec, bevals, data, nodif and nosif_brain_mask in my folder.
> and FSL creates .bedpost file and copy some files in it and after
> that I
> recieve the error message.
>
> I really apprecite your help.
>
> best,
>
> Hesam
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Saad Jbabdi,
Postdoctoral Research Assistant,
Oxford University FMRIB Centre
FMRIB, JR Hospital, Headington, Oxford OX3 9DU, UK
+44 (0) 1865 222545 (fax 222717)
[log in to unmask] http://www.fmrib.ox.ac.uk/~saad
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