Dear Guillaume
Is there a way to do this in fMRI at the 1st level, that is without the intercept?
Thanks,
Simon
> -----Original Message-----
> From: SPM (Statistical Parametric Mapping) [mailto:[log in to unmask]] On
> Behalf Of Guillaume Flandin
> Sent: 03 February 2015 17:14
> To: [log in to unmask]
> Subject: Re: [SPM] residuals per subject
>
> Dear Shahrzad,
>
> SPM12 allows you to choose whether to save residual images during model
> estimation:
> SPM > Stats > Model Estimation > Write residuals > Yes/No You would indeed
> create a design matrix from the 'Multiple Regression'
> option in Factorial Design specification, without adding the intercept (if you so
> wish).
>
> Best regards,
> Guillaume.
>
>
> On 03/02/15 14:18, shahrzad kharabian wrote:
> > Dear group, I need the subject-wise residual images (gray matter
> > volume) after adjusting for age, sex and ICV, to use out of SPM for
> > another analysis.
> > I would assume that I need to make a design matrix with these
> > covariates but I do not get how can one estimate the residuals per
> > subject from the standardized Betas.
> > Any input is appreciated.
> > Shahrzad
>
> --
> Guillaume Flandin, PhD
> Wellcome Trust Centre for Neuroimaging
> University College London
> 12 Queen Square
> London WC1N 3BG
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