Brian,
its not an answer to your question, but why don't you do this the other
way round - threshold first, write the thresholded image and then
upsample?
Volkmar
On Thu, 26 Oct 2006, Lenoski, Brian - SJHMC wrote:
> Dear All,
>
> I have a problem regarding smoothness estimation for a single-subject
> experiment. If I were to run a basis analysis (motion-correction, smooth,
> stats) the smoothness estimations will be based off the epi-space residuals.
>
>
> I would then like to register my T-map to a desired anatomical image and
> threshold appropriately using RFT.
>
> How can I convert the smoothness estimates of the epi-space residuals (and
> T-map) to estimates for the up-sampled T-map?
>
> FYI, I have run a separate analysis with the same data and analysis path
> (MC,register epi to anat,smooth,stats) and as expected the smoothness
> estimates are greater for the upsampled epi residuals thus resulting in a
> higher corrected height threshold vs 1st analysis.
>
> Thanks in advance,
> Brian Lenoski
>
> Barrow Neurological Inst.
> NeuroImaging
>
--
Volkmar Glauche
-
Department of Neurology [log in to unmask]
Universitaetsklinikum Freiburg Phone 49(0)761-270-5331
Breisacher Str. 64 Fax 49(0)761-270-5416
79106 Freiburg http://fbi.uniklinik-freiburg.de/
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