Thank you!
Naj
On Tue, 9 Oct 2007, Matthew Webster wrote:
> Hi,
> It looks like there is a bug in randomise for "all 1's" fstats
> - in your case it's the first fstat: ( 1 1 1 ). A fix will be in the
> next patch, but for now if you change the fts file, randomise should
> generate the other fstats...
>
> Matthew
> > Sure,
> >
> > Is this what you want?
> >
> > randomise -i all_FA_skeletonised -o test_out -m
> > mean_FA_skeleton_mask -d bbb.mat -t bbb.con -f
> > bbb.fts -n 5000 -c 2.5 -F 4 -V
> >
> > bbb.con
> > =====================
> > /ContrastName1 group mean
> > /ContrastName2 variable
> > /ContrastName3 age
> > /NumWaves 3
> > /NumContrasts 3
> > /PPheights 2.304022e-01 6.939000e+01
> > 1.557584e+01
> > /RequiredEffect 3.610 4.184 3.618
> >
> > /Matrix
> > 1.000000e+00 0.000000e+00 0.000000e+00
> > 0.000000e+00 1.000000e+00 0.000000e+00
> > 0.000000e+00 0.000000e+00 1.000000e+00
> >
> > Thanks a lots
> > Naj
> >
> >
> >
> > On Sat, 6 Oct 2007, Matthew Webster wrote:
> >
> >> Hi,
> >> Thanks for the fts file - can you upload the full call to
> >> randomise as
> >> well - it looks like something is going wrong during the
> >> input/initialisation stage?
> >>
> >> Matthew
> >>> Opps, how embarrassing :)
> >>>
> >>> But I must be still setting the ftest matrix wrong:
> >>>
> >>> Loading Data:
> >>> Data loaded
> >>> terminate called after throwing an instance of
> >>> 'NEWMAT::ProgramException'
> >>>
> >>> less bbb.fts:
> >>>
> >>> /NumWaves 3
> >>> /NumContrasts 7
> >>>
> >>> /Matrix
> >>> 1 1 1 (e.g. intended for y~Intercept+variabe+Age??)
> >>> 0 1 1
> >>> 1 1 0
> >>> 1 0 1
> >>> 1 0 0
> >>> 0 1 0
> >>> 0 0 1
> >>>
> >>> Many thanks,
> >>> Naj
> >>>
> >>>
> >>>
> >>> On Sat, 6 Oct 2007, Steve Smith wrote:
> >>>
> >>>> It sounds like you're trying to feed in the .fsf (general design
> >>>> setup file) into the f-tests rather than the .fts (f-test contrasts
> >>>> specification) file?
> >>>> Cheers.
> >>>>
> >>>>
> >>>> On 5 Oct 2007, at 19:28, Najmeh Khalili M. wrote:
> >>>>
> >>>>>
> >>>>> Hi,
> >>>>>
> >>>>> I am interesed in performing f-tests on FA maps, using
> >>>>> TBSS. I am trying to use randomise with -f option, but it fails:
> >>>>>
> >>>>> "bbb.fsfis not a valid vest file
> >>>>> terminate called after throwing an instance of
> >>>>> 'RBD_COMMON::BaseException' "
> >>>>>
> >>>>> I am attaching a snapshot of the fsf, in case I have completely
> >>>> misunderstood the instrctions on setting up f-tests!
> >>>>>
> >>>>> (EV1 intercept, EV2 a demeaned variable, EV3 age)
> >>>>>
> >>>>> Many thanks,
> >>>>> Naj
> >>>>>
> >>>>>
> >>>>>
> >>>>>
> >>>>>
> >>>>>
> >>>>> <bbb_design.jpg>
> >>>>
> >>>>
> >>>> -------------------------------------------------------------------
> >>>> -----
> >>>> ---
> >>>> Stephen M. Smith, Professor of Biomedical Engineering
> >>>> Associate Director, Oxford University FMRIB Centre
> >>>>
> >>>> FMRIB, JR Hospital, Headington, Oxford OX3 9DU, UK
> >>>> +44 (0) 1865 222726 (fax 222717)
> >>>> [log in to unmask] http://www.fmrib.ox.ac.uk/~steve
> >>>> -------------------------------------------------------------------
> >>>> -----
> >>>> ---
> >>
>
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