Hi - after running featregapply on the single first-level feat directory
you should get a reg_standard directory containing the hires versions of
the images, which the higher-level feat run should use autmatically.
Cheers.
On Tue, 18 Jan 2005, Wang, Bo wrote:
> dear Stephen,
> thank you for your suggestion. but i had tried it, it seemed no use. the
> cope files in the sigle-block group were still in size of 3*3*5, but the
> cope files after combining 2 sessions with FE in the 2-block group were in
> size of 2*2*2. when i feeded them all to third level analysis, the featwatch
> tole me: ERROR: couldn't open head file of /stat/pe1, et. al.
>
> maybe my problem is too special, whatever, thank you again!
>
> best wish!
>
>
>
> Wang, Bo
>
> ------------------------------------------------
> Key Laboratory of Cognitive Science
> Graduate School and Institute of Biophysics Chinese Academy of Sciences
>
> Addr.: Key Laboratory of Cognitive Science
> Institute of Biophysics,
> Chinese Academy of Sciences
> 15 Datun Road, Chaoyang District
> Beijing, 100101, PR China
>
> Tel : +8610-64888462-807
> +8610-64888463-807
> Fax : +8610-64838468
>
> Email: [log in to unmask]
>
>
> | -----Original Message-----
> | From: FSL - FMRIB's Software Library
> | [mailto:[log in to unmask]] On Behalf Of Stephen Smith
> | Sent: Wednesday, January 12, 2005 10:04 PM
> | To: [log in to unmask]
> | Subject: Re: [FSL]
> |
> | Hi,
> |
> | I've not tested this, but the following should work. First
> | you run featregapply on all first-level .feat directories.
> | Then run higher-level analyses to combine across the 2
> | sessions for group 2 - you may need to use the FE option,
> | though the ME OLS option may work. Then I would have thought
> | that the combination across subjects should work ok?
> |
> | Cheers.
> |
> |
> |
> | On Fri, 7 Jan 2005, Wang, Bo wrote:
> |
> | > dear FSL users,
> | >
> | > i have two groups to compare. but in one group i
> | have only one
> | > run of every subject, and in another i have two runs of
> | every subject.
> | > i found for two-run-group, after second level analysis(cross runs,
> | > flame stage1 only), i got cope files in xx.gfeat/cope1.feat/stats/
> | > with normalized voxel size(2*2*2, coregistration were
> | applied) ; but
> | > in single-run-group, i only can do first level analysis
> | and got cope
> | > files in xx.feat/stats/ with origin voxel size(3*3*5,
> | coregistration
> | > were not applied?). then i could not deal with the two group with
> | > different cope files in third level analysis(flame, to see
> | group compared results).
> | >
> | > i tried use featregapply command to the feat
> | directories of
> | > every subject in single-run-group, but then FEAT told me
> | they were not
> | > coregistered.
> | >
> | > thanks!
> | >
> | >
> | >
> | > Wang, Bo
> | >
> | > ------------------------------------------------
> | > Key Laboratory of Cognitive Science
> | > Graduate School and Institute of Biophysics Chinese Academy of
> | > Sciences
> | >
> | > Addr.: Key Laboratory of Cognitive Science
> | > Institute of Biophysics,
> | > Chinese Academy of Sciences
> | > 15 Datun Road, Chaoyang District
> | > Beijing, 100101, PR China
> | >
> | > Tel : +8610-64888462-807
> | > +8610-64888463-807
> | > Fax : +8610-64838468
> | >
> | > Email: [log in to unmask]
> | >
> |
> | --
> | Stephen M. Smith DPhil
> | Associate Director, FMRIB and Analysis Research Coordinator
> |
> | Oxford University Centre for Functional MRI of the Brain
> | John Radcliffe Hospital, Headington, Oxford OX3 9DU, UK
> | +44 (0) 1865 222726 (fax 222717)
> |
> | [log in to unmask] http://www.fmrib.ox.ac.uk/~steve
> |
>
--
Stephen M. Smith DPhil
Associate Director, FMRIB and Analysis Research Coordinator
Oxford University Centre for Functional MRI of the Brain
John Radcliffe Hospital, Headington, Oxford OX3 9DU, UK
+44 (0) 1865 222726 (fax 222717)
[log in to unmask] http://www.fmrib.ox.ac.uk/~steve
|