[Gate-users] Variance Reduction Technique on GATE v6...

Thibault Frisson frisson at creatis.insa-lyon.fr
Wed Jun 23 11:19:13 CEST 2010


Hi,


> 1) is there those two implemented VRTs on ROOT v6.0 p01?

yes (I think you want to say "GATE v6.0 p01")


> I saw there is the other VTR on CT projector, which is not NM.
>
> I saw Beenhouwer's paper which described two VRTs and enhanced about 5
> times.
> On the Staelens's paper, they are working on the forced detection.
>
> I guess...Using filter could be an option to enhance the speed.
> but it's not primary VRTs, right?
>

Not sure to understand your question. Filters are used to improve the
efficiency of splitting or russian roulette.


> 2) Is it working on the other process except Bremsstrahlung?

yes, it should work for all processes.


Best regards,

Thibault

-- 
Thibault Frisson, Phd
Post-doctorant

Centre de lutte contre le cancer Léon Bérard
Service de radiothérapie
28 rue Laënnec
69373 Lyon cedex 08
Tel : 04 78 78 51 51
      06 70 37 05 21

Laboratoire CREATIS (UMR CNRS 5220)
INSA - Bâtiment Blaise Pascal
7, avenue Jean Capelle
69621 Villeurbanne cedex

http://www.creatis.insa-lyon.fr/rio


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