[Gate-users] Detector response and FFDA

[Simon Rit]

Hi,
No, it doesn't. It looks like this
0 0
1 1
Which should read
0 MeV 0
1 MeV 1
and yes, it is an ideal energy integrating detector.
Simon

On Thu, Nov 9, 2017 at 8:16 PM, Shiras Abdurahman <shiraska at gmail.com>
wrote:

> Hi,
>
> Thank you very much for the answers. Earlier, I was using the detector
> response present in the gate examples CT folder (vGATE 7.2). It looks like
> this
> 0 1
> 1 0
> Does this mean an ideal energy integrating detector with equal weighting
> for all the energy bins?
>
> Shiras
>
> On Thu, Nov 9, 2017 at 2:05 PM, Simon Rit <simon.rit at creatis.insa-lyon.fr>
> wrote:
>
>> Hi,
>> The detector response is a piecewise linear 1D function of the energy.
>> The fist column is the energy of the incident photon in MeV in the default
>> Geant4 energy (MeV if you haven't modified it). The second column is the
>> corresponding measured signal in a unit that you chose.
>> Simon
>>
>> On Thu, Nov 9, 2017 at 10:59 AM, Shiras Abdurahman <shiraska at gmail.com>
>> wrote:
>>
>>> Hi,
>>>
>>> I am using FFDA for Flat panel detector CT projection. I would like to
>>> use detector response corresponds to CsI detector. Do I need to specify the
>>> energy bins keV or MeV since the X-ray source spectrum bins should be in
>>> MeV? Since I do not need spectral projections, I set energyResolvedBinSize
>>> to 0 keV. I am attaching my detector response text file where the bins are
>>> specified in MeV.
>>>
>>> With regards,
>>> Shiras
>>>
>>> _______________________________________________
>>> Gate-users mailing list
>>> Gate-users at lists.opengatecollaboration.org
>>> http://lists.opengatecollaboration.org/mailman/listinfo/gate-users
>>>
>>
>>
>
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