Hi, no this isn't generally possible, primarily because the histogram
is so messy if you don't pre-BET that the mixture modelling in FAST
doesn't work well.
Cheers.
On 13 Feb 2009, at 09:21, Lucas Eggert wrote:
> Dear Experts,
>
> is it possible to segment a T1 image into its three main tissue
> tpyes (GM, WM, CSF) with FAST, without using BET as a preprocessing
> step, and still get feasible results?
>
> I would like to compare different preprocessing steps and their
> influence on the segmentation result. For this purpose I need to
> apply FAST to T1 images that are not preprocessed at all, or not
> preprocessed with BET.
>
> I tried it FAST without BET once on a sample data set, but the
> resulting p-maps for GM were unusable.
>
> Any help would be very much appreciated.
>
> Best regards,
> -Lucas
>
>
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