Hi Bas
I think it is just a warning/reminder, i.e. you should be able to
estimate the model containing only user specified regressors. The only
drawback, that I know of is that you can not use the advanced features
of view design.
Best,
Torben
Torben E. Lund
Danish Research Centre for MR
Copenhagen University Hospital
Kettegaard Allé 30
2650 Hvidovre
Denmark
email: [log in to unmask]
webpage: http://www.drcmr.dk
On 27 Jul 2005, at 12:09, S.F.W. Neggers wrote:
> Dear List,
>
> I just tried to specify a 1st stage model on 1 subject containing a
> user
> specified regressor only (what I want to model is not included in the
> standard basis sets). SPM2 comes up with an error box saying I can't
> build a
> model containing only user specified regressors. Is there a good
> reason for
> this? I could of course specify one nonsense condition with only 1
> event or
> so, but theoretically that doesn't make much sense.
>
> I also could of course try and put my custom made matrix in SPM.xX.X,
> but I am
> not sure whether the other missing fields in SMP.xX would lead to
> errors.
>
> Thanks in advance for any insights,
>
> Bas
>
> --------------------------------------------
> Dr. S.F.W. Neggers
> dept. of Psychonomics,Helmholtz Institute
> Utrecht University
> Heidelberglaan 2
> 3584 CS, Utrecht, room 17.09
> the Netherlands
> Tel: (+31) 30 253 4582 Fax: (+31) 30 2534511
> E-mail: [log in to unmask]
> Web: http://www.fss.uu.nl/psn/pionier
> --------------------------------------------
|