Hi
Can you run dtifit on this data and see if it works fine (check that you get an FA image and maybe that the orientation vectors look reasonable)?
Cheers
Stam
On 10 Nov 2015, at 07:51, SUBSCRIBE FSL lijen <[log in to unmask]> wrote:
> hello, Experts,
> I met some problems when I ran Fdt-Bedpostx, but the result of bedpostx_datacheck has no problem.
> The first step, I ran Fdt-eddy current correct to get data.nii.gz, the second I ran Bet to get noif_brain_mask,before I ran Fdt-Bedpostx.
> Attachments are picture of my bedpostx information.
>
> the message context in file(bedpostx.eXXXXXX) under logs folder show below:
>
> An exception has been thrown
> Runtime error:- detected by Newmat: matrix is singular
>
> MatrixType = Crout # Rows = 7; # Cols = 7
> Trace: Crout(lubksb); GeneralSolvI; InvertedMatrix::Evaluate.
>
> Thanks.
> Li-Jen
> <p1.jpg><p2.jpg>
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