You just need to change the number of inputs from 100 to 222.
Cheers,
Gwenaelle
--- En date de : Lun 1.3.10, Andres Roman Urrestarazu <[log in to unmask]> a écrit :
> De: Andres Roman Urrestarazu <[log in to unmask]>
> Objet: Re: [FSL] design matrix
> À: [log in to unmask]
> Date: Lundi 1 mars 2010, 15h08
>
>
>
>
>
> RE: [FSL] design matrix
>
>
>
>
> Hi again Gwenaelle,
>
>
>
> I did what you told me and I still have the issue that the
> maximum amount of subjects that the Glm FSL GUI allows for
> the design matrix is 100, and as I told you before I have
> 222 in total. Is there anyway to get around this issue?
> Thank you again for your help.
>
>
>
> Best wishes.
>
>
>
>
>
>
>
> Andres Roman Urrestarazu MD, MSc IHP, BM
>
>
>
> University of Cambridge
>
> Department of Psychiatry
>
> Addenbrookes Hospital
>
> Box 189
>
> Cambridge
>
> CB2 0QQ
>
> UK
>
> Telephone: 0044 01223 764421
>
> Mobile: 0044 07 775614709
>
>
>
>
>
>
>
> -----Original Message-----
>
> From: FSL - FMRIB's Software Library on behalf of
> Gwenaëlle DOUAUD
>
> Sent: Fri 2/26/2010 4:30 PM
>
> To: [log in to unmask]
>
> Subject: Re: [FSL] design matrix
>
>
>
> Hi,
>
>
>
> exactly in the same way: specify in the "General
> Linear Model" window that you have 4+3=7 evs in your
> design matrix, with the first 4 columns being your 4 groups,
> the next three your 3 covariates...
>
>
>
> Cheers,
>
> Gwenaelle
>
>
>
>
>
> --- En date de : Ven 26.2.10, Andres Roman Urrestarazu
> <[log in to unmask]> a écrit :
>
>
>
> > De: Andres Roman Urrestarazu <[log in to unmask]>
>
> > Objet: Re: [FSL] design matrix
>
> > À: [log in to unmask]
>
> > Date: Vendredi 26 février 2010, 16h02
>
> >
>
> >
>
> >
>
> >
>
> >
>
> > RE: [FSL]design matrix
>
> >
>
> >
>
> >
>
> >
>
> >
>
> >
>
> > Hi Gwenaelle,
>
> >
>
> >
>
> >
>
> > Thank you very much for your help. I still have some
>
> > questions regarding the design matrix for fslvbm.
> Since as
>
> > you know I have four groups how can I add 3 different
>
> > covariates to my design matrix?
>
> >
>
> >
>
> >
>
> > Thank you again.
>
> >
>
> >
>
> >
>
> >
>
> >
>
> > Andres Roman Urrestarazu MD, MSc IHP, BM
>
> >
>
> >
>
> >
>
> > University of Cambridge
>
> >
>
> > Department of Psychiatry
>
> >
>
> > Addenbrookes Hospital
>
> >
>
> > Box 189
>
> >
>
> > Cambridge
>
> >
>
> > CB2 0QQ
>
> >
>
> > UK
>
> >
>
> > Telephone: 0044 01223 764421
>
> >
>
> > Mobile: 0044 07 775614709
>
> >
>
> >
>
> >
>
> >
>
> >
>
> >
>
> >
>
> > -----Original Message-----
>
> >
>
> > From: FSL - FMRIB's Software Library on behalf of
>
> > Gwenaëlle DOUAUD
>
> >
>
> > Sent: Tue 2/23/2010 5:22 PM
>
> >
>
> > To: [log in to unmask]
>
> >
>
> > Subject: Re: [FSL] fslvbm problems header
>
> >
>
> >
>
> >
>
> > Hi Andres,
>
> >
>
> >
>
> >
>
> > using the Glm gui, you simply need to specify in the
>
> > "General Linear Model" window that you have
> 4 evs
>
> > in your design matrix (after switching from
> timeseries
>
> > design to higher-level/non timeseries design in the
>
> > "GLM setup" window).
>
> >
>
> >
>
> >
>
> > Cheers,
>
> >
>
> > Gwenaelle
>
> >
>
> >
>
> >
>
> >
>
> >
>
> >
>
> >
>
> > > Hi,
>
> >
>
> > >
>
> >
>
> > >
>
> >
>
> > >
>
> >
>
> > > Im working on a big data sample (n=222) doing VBM
> for
>
> >
>
> > > subjects at high risk of psychosis. I have come
> across
>
> > some
>
> >
>
> > > issues with the design.mat since I have 4
> different
>
> > groups
>
> >
>
> > > (Psychosis, clinical high risk, genetic risk and
>
> > controls)
>
> >
>
> > > comparing grey matter density between them. The
> Glm
>
> > options
>
> >
>
> > > and FEAT usually involve a two group comparison
> so I
>
> > was
>
> >
>
> > > wondering if any of you had any experience in
> multiple
>
> > group
>
> >
>
> > > comparisons while creating the design matrix.
> Thank
>
> > you very
>
> >
>
> > > much for your help.
>
> >
>
> > >
>
> >
>
> > >
>
> >
>
> > >
>
> >
>
> > > best wishes
>
> >
>
> > >
>
> >
>
> > >
>
> >
>
> > >
>
> >
>
> > > Andres Roman Urrestarazu MD, MSc IHP, BM
>
> >
>
> > >
>
> >
>
> > >
>
> >
>
> > >
>
> >
>
> > > University of Cambridge
>
> >
>
> > >
>
> >
>
> > > Department of Psychiatry
>
> >
>
> > >
>
> >
>
> > > Addenbrookes Hospital
>
> >
>
> > >
>
> >
>
> > > Box 189
>
> >
>
> > >
>
> >
>
> > > Cambridge
>
> >
>
> > >
>
> >
>
> > > CB2 0QQ
>
> >
>
> > >
>
> >
>
> > > UK
>
> >
>
> > >
>
> >
>
> > >
>
> >
>
> > >
>
> >
>
> > >
>
> >
>
> >
>
> >
>
> >
>
> >
>
> >
>
> >
>
> >
>
> >
>
> >
>
> >
>
> >
>
> >
>
> >
>
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