Spatial normalisation should preserve (approximately) the intensities in the
images, so the values should be comparible.
Best regards,
-John
> > Is there a reason why you want the values sampled from the original image
> > -
> > rather than the spatially normalised image? That would make life much
> > easier.
>
> Why I want the values sampled from the original image is that I want to
> see whether the mean FA values are comparable to what other reserachers
> have reported in those regions where there is significant differnces
> between the groups. And I think that the FA values in the normalised space
> will not be comparable due to different normalisation procedures
> developed by different groups. This is basically for checking the data I
> am dealing with.
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