[Gate-users] Problems with output image from example_ARF

[Leda Lorenzon]

Dear Uwe,

I’ve just tried to read the projections as you suggested, but it doesn’t
work. I don’t know which is the problem.

Kind regards and best wishes.
Leda Lorenzon

2014-09-06 22:22 GMT+02:00 Pietrzyk, Uwe <u.pietrzyk at fz-juelich.de>:

>
>  Dear Leda,
>
>  soon, there will be a new EduGATE example called SPECT_To_Reco and from
> this example I copy the read me to read the projections with Fiji / ImageJ
> (See below).
>
>  I hope it works in your case too.
>
>  Kind regards and best wishes,,
> Uwe
>
>  ---------------
>  # File: Readme_reco_demo_Fiji.txt
> # Fiji / ImageJ import of GATE-projections and reconstructed images:
>
>  -----
>
>  # Projections:
>
>  # use: File -> Import -> raw -> select "file".sin
>
>  # to be taken from .hdr-file
> # size of projection: 128x128 pixel
> # No. projections: 60
> # -> file contains 60 images of 128x128 pixel (width x height)
> # unsigned 16 bit integer
> # littleendian
>
>  ———
>
>
>  /----------------------------------------------------------------------
> Prof. Dr. Uwe Pietrzyk
> Diplom-Physiker
> Institut für Neurowissenschaften und Medizin / INM-4
> Forschungszentrum Jülich GmbH
> 52425 Jülich
> Tel: +49-2461-61 4763
> Fax: +49-2461-61 2820
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> eMail: U.Pietrzyk at fz-juelich.de
> http://www.fz-juelich.de/inm/inm-4/DE/Home/home_node.html
> &
> Bergische Universität Wuppertal
> Fachbereich C - Physik / D.08.01
> Gaußstr. 20
> 42097 Wuppertal
> Tel: +49-(0)202-439-3523
> Fax: +49-(0)202-439-2811
> eMail: Uwe.Pietrzyk at physik.uni-wuppertal.de
> http://www.medizinphysik.uni-wuppertal.de
> ----------------------------------------------------------------------/
>
>  On 06 Sep 2014, at 09:47, Leda Lorenzon <lorenzon.leda88 at gmail.com>
> wrote:
>
>
>
> Dear Gate-users,
>
> I tried to execute the template macro files  provided in the folder
> /examples/example_ARF. When I execute the macro “useARFTables” I obtain the
> output image (“benchARFMultiProjections.hdr”  and
> “benchARFMultiProjections.sin” ) but when I try to open it with ImageJ I
> obtain an image which is not correct. The simulated source is a point one
> but the output image is not representing a point source. I sent you a
> screen shots of one projection.
>  Do I make anything wrong?
> Please help me.
> Leda
>
>  <benchARFMultiProjections.hdr><benchARFMultiProjections.png>
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