Providing SPM thinks that your ROI images are aligned with the normalised
images. Use the Check Reg button to verify this.
Best regards,
-John
On Tuesday 16 September 2008 18:49, Khamid wrote:
> Thank you John. That's how I convert normalized images back to original
> space, right? Can I convert image containing my ROIs as well? If yes, what
> is it called (image with all the blobs).
> Sorry for confusion!
>
>
> On Tue, 16 Sep 2008 18:31:55 +0100, John Ashburner <[log in to unmask]>
>
> wrote:
> >If you have the *_seg_inv_sn.mat files from SPM5, then you can indeed
> >transform them back to the original images. Use the Normalise button and
> >chose the option to write normalised only. Specify a bounding box of [NaN
> >NaN NaN; NaN NaN NaN] and a voxel size of [NaN NaN NaN] to obtain
> >inverse-warped versions with the same dimensions as the original images.
> >
> >Best regards,
> >-John
> >
> >On Tuesday 16 September 2008 18:15, Khamid Bakhadirov wrote:
> >> Hello all!
> >>
> >> I am performing voxel-based analysis of DTI data (FA and ADC maps) using
> >> SPM5. I would like to use the results of SPM (significant clusters/blobs
> >> on the glass brain) as ROIs to put them on original (non-normalized)
> >> images. Can I transform ROIs back to the space of original images? When
> >> I normalize images, I get direct and inverted transformation matrices.
> >> Maybe I can somehow use inv_sn to warp back the ROIs?
> >> I would appreciate any advise! Thanks.
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