Hi - you can use "unconfound" to decorrelate a design matrix out of 4D
data.
Cheers.
On 14 May 2008, at 16:53, Arun Bokde wrote:
> Hi,
>
> As part of the pre-processing steps the fmri time series is motion
> corrected. I would like to add the motion correction parameters as a
> covariate (of no interest) in the ICA analysis. Within the ICA GUI
> I see no
> way to do this. I was wondering if it would be possible to remove the
> variance in the fmri time series due to the motion using some other
> tool?
> Thus the ICA analysis would be done on the data with the variance
> due to
> these covariates of no interest removed.
>
> TIA.
>
> Regards,
> Arun
>
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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)
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