Gwenaëlle
thank you very much.
I followed your help,
fslmaths p1 -thr fdr_corrp p1_fdr
then,can I get Tmap ?
YUMI
> Hi Yumi,
>
> MJ would be the best person to answer, but it would seem that the first 3
> lines are ok to get the corrected p value from the fdr command, and then
> you can simply do: fslmaths p1 -thr fdr_corrp p1_fdr, which should give
> you the same answer.
>
>
> To check if you have some significant results in the opposite contrast,
> simply repeat the same procedure with spmT_0002.
>
> Cheers,
> Gwenaëlle
>
> --------------------------------------------------------------------
> Gwenaëlle Douaud, PhD
> FMRIB Centre, University of Oxford
> John Radcliffe Hospital, Headington
> OX3 9DU Oxford UK
> Tel: +44 (0) 1865 222 523
> Fax: +44 (0) 1865 222 717
> www.fmrib.ox.ac.uk/~douaud
> --------------------------------------------------------------------
>
>
> ________________________________
> De : YUMI MAEDA <[log in to unmask]>
> À : [log in to unmask]
> Envoyé le : Jeudi 1 mars 2012 23h23
> Objet : [FSL] FDR for VBM analysis
>
> hi,
> I have a question for FDR correction after VBM analysis.
> I got the following method from the archive and applied it to my data.
>
> ttologp -logpout spmT_0001_logps spmT_0001.hdr mask.hdr $dof
> fslmaths spmT_0001_logps.nii -exp p1
> fdr -i p1 -m mask.hdr -q 0.05
>
> Then I did the following to get the image after FDR.
>
> cdf -p2t fitt <pvalue> $dof
> fslmaths spmT_0001.hdr -thr <tvalue> spmT_0001_fdr
>
> It seems that I only got a positive cluster.
>
> Is this correct ?
>
> thank you.
>
> YUMI
>
>
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