Hi - please see the FEAT manual and also the Cambridge Imagers website
on cluster-based inference and random field theory.
Cheers.
On 29 Jul 2009, at 00:08, Li Hu wrote:
> Hi,
>
> I am running GLM with FEAT. In FEAT, Z threshold and P threshold can
> be
> setted arbitrary, and will lead to different results. Is there any
> criterion for
> selecting these thresholds? Is there any relationship between these
> two
> thresholds? If I want to select more 'activated' voxels, can I
> choose a smaller
> z threshold, like z=1?
>
> Many thanks,
>
> Fox
>
---------------------------------------------------------------------------
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
---------------------------------------------------------------------------
|