I believe the manuals cover this however: "File->Create mask"; select
the new layer; use the pen tool to set the ROI pixels to the desired
value; then "File->Save As..." to write your ROI volume. Now you can
use this volume along with the FSL command line tools for further
analysis.
Dave Flitney, IT Manager
University of Oxford, FMRIB Centre
JR Hospital, Oxford OX3 9DU
T: 01865 222713 F: 01865 222717
On 20 Jan 2010, at 08:14, Subscribe FSL Michael <[log in to unmask]>
wrote:
> Hello FSL users,
>
> I am a new, and pleased, user of FSL. I have managed to transfer my
> MRI
> diffusion data and analyze it with FSLView. But I haven't figured
> out how to
> analyze and save a ROI of data.
>
> I would like to manually mark a ROI (single slice) in FSLView and
> then analyze
> the marked coordinates. Can I somehow save the ROI data and then
> retrieve
> all the diffusion parametres for the ROI (FA, MD, V1 etc.)? It would
> be
> interesting to look at the ROI parametres in another program, for
> example,
> Excel. Can I save the ROI data and then reload the ROI to FSLView to
> be able
> to analyze it with the image histogram function?
>
> Thanks and sincerely,
>
> Michael
>
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