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Presumably if you aren't sending this to an SGE cluster, using randomise_parallel is slowing things down, as randomise has to keep stopping and starting and reloading the data…..




On 7 Oct 2011, at 17:24, Yingying Wang wrote:

> Dear FSL team,
>  
> Is there anything wrong with my settings?  I let randomise to run overnight and it is still running after 10 hours.  The details are as follows:
>  
> randomise_parallel -i all_FA_skeletonised -o FA_tbss -m mean_FA_skeleton_mask -d design.mat -t design.con -f design.fts -e design.grp --T2 -V
>  
> After this command, I got this message:
> Generating 63 fragments of 80 permutation per contrast. Allocating 20 minutes per fragment.
> The total number of permutations per contrast will be 5040.
>  
> Then screen is not changing any more after this output mesage.
>  
> The details about all my parameters are here:
>  
> 2 factor (gender and age), each with two level.
>  
> design.mat (four column, gender,age,interaction,EV4):
> /NumWaves       4
> /NumPoints      32
> /PPheights              2.000000e+00    2.000000e+00    2.000000e+00    1.000000e+00
>  
> /Matrix
> -1.000000e+00   -1.000000e+00   1.000000e+00    1.000000e+00
> -1.000000e+00   -1.000000e+00   1.000000e+00    1.000000e+00
> 1.000000e+00    -1.000000e+00   -1.000000e+00   1.000000e+00
> 1.000000e+00    -1.000000e+00   -1.000000e+00   1.000000e+00
> 1.000000e+00    -1.000000e+00   -1.000000e+00   1.000000e+00
> 1.000000e+00    -1.000000e+00   -1.000000e+00   1.000000e+00
> -1.000000e+00   -1.000000e+00   1.000000e+00    1.000000e+00
> -1.000000e+00   -1.000000e+00   1.000000e+00    1.000000e+00
> -1.000000e+00   -1.000000e+00   1.000000e+00    1.000000e+00
> -1.000000e+00   -1.000000e+00   1.000000e+00    1.000000e+00
> -1.000000e+00   -1.000000e+00   1.000000e+00    1.000000e+00
> -1.000000e+00   -1.000000e+00   1.000000e+00    1.000000e+00
> 1.000000e+00    -1.000000e+00   -1.000000e+00   1.000000e+00
> 1.000000e+00    -1.000000e+00   -1.000000e+00   1.000000e+00
> 1.000000e+00    -1.000000e+00   -1.000000e+00   1.000000e+00
> 1.000000e+00    -1.000000e+00   -1.000000e+00   1.000000e+00
> -1.000000e+00   1.000000e+00    -1.000000e+00   1.000000e+00
> -1.000000e+00   1.000000e+00    -1.000000e+00   1.000000e+00
> 1.000000e+00    1.000000e+00    1.000000e+00    1.000000e+00
> 1.000000e+00    1.000000e+00    1.000000e+00    1.000000e+00
> 1.000000e+00    1.000000e+00    1.000000e+00    1.000000e+00
> 1.000000e+00    1.000000e+00    1.000000e+00    1.000000e+00
> -1.000000e+00   1.000000e+00    -1.000000e+00   1.000000e+00
> -1.000000e+00   1.000000e+00    -1.000000e+00   1.000000e+00
> -1.000000e+00   1.000000e+00    -1.000000e+00   1.000000e+00
> -1.000000e+00   1.000000e+00    -1.000000e+00   1.000000e+00
> -1.000000e+00   1.000000e+00    -1.000000e+00   1.000000e+00
> -1.000000e+00   1.000000e+00    -1.000000e+00   1.000000e+00
> 1.000000e+00    1.000000e+00    1.000000e+00    1.000000e+00
> 1.000000e+00    1.000000e+00    1.000000e+00    1.000000e+00
> 1.000000e+00    1.000000e+00    1.000000e+00    1.000000e+00
> 1.000000e+00    1.000000e+00    1.000000e+00    1.000000e+00
>  
> design.con:
> /ContrastName1   "gender"
> /ContrastName2   "age"
> /ContrastName3   "interact"
> /NumWaves       4
> /NumContrasts   3
> /PPheights              2.000000e+00    2.000000e+00    2.000000e+00
> /RequiredEffect         1.644   1.644   1.644
>  
> /Matrix
> 1.000000e+00 0.000000e+00 0.000000e+00 0.000000e+00
> 0.000000e+00 1.000000e+00 0.000000e+00 0.000000e+00
> 0.000000e+00 0.000000e+00 1.000000e+00 0.000000e+00
>  
> design.fts
> /NumWaves       3
> /NumContrasts   3
>  
> /Matrix
> 1 0 0
> 0 1 0
> 0 0 1
>  
> design.grp (16 subjects in total [8 boys v.s. 8 girls],two year data points - set up .grp parameter in order to limit randomization within subject - paired):
> /NumWaves       1
> /NumPoints      32
>  
> /Matrix
> 1
> 2
> 3
> 4
> 5
> 6
> 7
> 8
> 9
> 10
> 11
> 12
> 13
> 14
> 15
> 16
> 1
> 2
> 3
> 4
> 5
> 6
> 7
> 8
> 9
> 10
> 11
> 12
> 13
> 14
> 15
> 16
> Thanks a lot.
> Yingying


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Stephen M. Smith, Professor of Biomedical Engineering
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