peak_extract_nii will do what you are asking; however, there isn't
much documentation yet.
It can be found at: http://www.martinos.org/~mclaren/ftp/Utilities_DGM
I'm hoping to get a manual put together this week, but there are
example input files in the examples folder at that location as well.
Best Regards, Donald McLaren
=================
D.G. McLaren, Ph.D.
Research Fellow, Department of Neurology, Massachusetts General Hospital and
Harvard Medical School
Postdoctoral Research Fellow, GRECC, Bedford VA
Website: http://www.martinos.org/~mclaren
Office: (773) 406-2464
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On Sun, Aug 12, 2012 at 10:50 PM, Ce Mo <[log in to unmask]> wrote:
> Dear all,
>
> Suppose I have a group activation map based on a t-contrast : A-B, which
> gives a series of activated functional clusters ( p=0.001 uncorrected). Now
> I would like to create a mask comprising all the voxels within an entire
> cluster for further ROI analyses.
>
> I presume the tricky part lies not in the way how to locate suprathreshold
> voxels, but to determine how nearby voxels can be "clustered" as a whole?
> Has anyone done similar thing before?
>
>
> Many thanks and best regards,
> Ce
>
>
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