Use the CheckReg button to display your original image alongside one of the
tissue probability map images in the "tpm" folder of SPM. If they are not
approximately aligned (within about 3cm and 15 degrees), then that could be
the problem.
If not, then search through the 100 or so emails here for possible clues:
http://www.jiscmail.ac.uk/cgi-bin/webadmin?S2=SPM&m=32641&f=john%40fil&q=display+and+reorient
Best regards,
-John
On Friday 26 September 2008 15:46, Vidya Rajagopalan wrote:
> Hello All,
>
> I am trying to segment T1 MR images using SPM5. The output of the
> segmentation yields images where every voxel has a value of zero. I have
> tried changing all the options in the affine regularization option with
> no success. I have used the default values for the other options.
> What could be causing this error and how can I correct it?
>
> Thank you.
> Vidya Rajagopalan
> Virginia Tech
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