[gate-users] number of simulated decays

Claude Comtat comtat at ieee.org
Tue Jun 21 14:38:01 CEST 2005


Hi Bastien,

I would suggest you to use the root output. You'll find the energy for 
each detected photons. If you want to simulate a perfect detector, do 
not use energy blurring. Have a look on the PET benchmark to see an 
example on how to use and analyze the root variables.

Regards,

Claude

Bastien Guérin wrote:

> Hello,
> 
> I am a new Gate user and I try to do a very simple thing: to get the energy
> spectrum of photons (PET) in the case of a point src in a water cylinder and
> a perfect detector. Do you know a simple way to do that?
> 
> Also do you know how to retrieve the EXACT number of decays simulated when
> doing a PET simulation?
> 
> Thanks a million for your support,
> 
> BG
> 
> ----
> 
> Bastien Guérin
> PhD st., physics, adv. Dr El Fakhri
> dpt of Radiology, div. of Nuclear Medicine
> Brigham and Women's Hospital
> Boston
> 
> 
> 
> _______________________________________________
> gate-users mailing list
> gate-users at lphe1pet1.epfl.ch
> http://lphe1pet1.epfl.ch/mailman/listinfo/gate-users
> 
> 

-- 
Claude Comtat					comtat at ieee.org
Image Acquisition and Processing group		tel: +33 1 69 86 78 01
Frédéric Joliot Hospital Facility		fax: +33 1 69 86 77 49
French Atomic Energy Commission 		www-dsv.cea.fr/shfj




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