For (1) you can take the c1* image, put it into imcalc, and as the
equation do "i1 > 0.5", or whatever threshold you deem suitable.
Modestino, Edward J *HS wrote:
> I am resending this in case someone missed it and can help us with this.
> Thanks,
> Ed
>
> -----Original Message-----
> From: Modestino, Edward J *HS
> Sent: Monday, August 30, 2010 2:42 PM
> To: [log in to unmask]
> Cc: 'Kristen Bowsher'; Kelly, Edward *HS
> Subject: Segmentation (set values) and Brain Surface Extraction
>
> Hello all,
> I know how to perform the regular segmentation procedure as part of my processing. (1) However, I am trying to "perform tissue classification and set everything outside the cortex, to eg, black, and everything inside to, eg, white."
>
> (2) Also, I need to get the SPM Brain Surface Extraction procedure using the render > extract surface procedure. This does not work. The output resembles an inverse negative of the Shroud of Turin rather than a 3D brain surface extraction!
>
> If anyone can do either of these things and has advice, please email me.
> Thanks,
> Ed
>
> Edward Justin Modestino, Ph.D.
> Postdoctoral Research Associate
> Ray Westphal Neuroimaging Laboratory
> Division of Perceptual Studies
> Department of Psychiatry and Neurobehavioral Sciences
> University of Virginia
>
>
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