[Castor-users] Problem in crystal index
tmerlin
Thibaut.Merlin at univ-brest.fr
Tue Nov 21 11:19:55 CET 2017
Hello Kajal,
Could you please share the .mac files used in your GATE simulation so
that I can try to reproduce the issue and figure out the cause ?
Best regards,
Thibaut
On 20/11/2017 14:35, Kajal Aggarwal wrote:
> Yes it was a PET simulation and I did use castor-GATERootToCastor to
> convert my data to .cdh and .cdf files.
>
>
> On Mon, Nov 20, 2017 at 2:23 PM, Simon Stute <simon.stute at cea.fr
> <mailto:simon.stute at cea.fr>> wrote:
>
> If I am correct, this was a PET simulation and you used the
> castor-GATERootToCastor conversion program to convert your
> simulated data into a CASToR datafile ?
>
> This is to know where to look for.
>
> Simon
>
>
> Le 20/11/2017 à 14:10, Kajal Aggarwal a écrit :
>> Hello Simon,
>>
>> Thank you for your response.
>>
>> I do not know how can I write the event indices as unit32_t in
>> the binary datafile.
>> My data is coming from Gate simulation of a pixelated file
>> geometry for a source at the centre of the scanner.
>> I did not include any corrections.
>>
>> I am attaching the log file for further reference.
>>
>> Thank you.
>>
>> On Mon, Nov 20, 2017 at 2:02 PM, Simon Stute <simon.stute at cea.fr
>> <mailto:simon.stute at cea.fr>> wrote:
>>
>> Hi,
>>
>> There could be several different explanations.
>>
>> Did you write the event indices as uint32_t in the binary
>> datafile ?
>> Where do your data come from ?
>> Did you include corrections in the datafile ?
>>
>> You may post a log file with the verbose level set to 3 in
>> order to get a bit more information.
>>
>> Best,
>> Simon
>>
>>
>> Le 20/11/2017 à 13:56, Kajal Aggarwal a écrit :
>>> Hello,
>>>
>>> I am trying to reconstruct my data for cylindrical PET
>>> system after creating scanner.geom and scanner.cdh files.
>>> However, I get an error that my crystal index is out of
>>> range as shown below:
>>>
>>> iScannerPET::GetPositionsAndOrientations() -> Crystal index
>>> 1 (-2090952667) out of range [0:5615]
>>>
>>> Could you suggest me how do I overcome this issue?
>>> --
>>> Thanking you.
>>> Yours sincerely,
>>> Kajal Aggarwal
>>>
>>>
>>> _______________________________________________
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>>
>> --
>> Thanking you.
>> Yours sincerely,
>> Kajal Aggarwal
>
> --
> Thanking you.
> Yours sincerely,
> Kajal Aggarwal
>
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--
Thibaut MERLIN -- PhD
Docteur en Imagerie Médicale au Laboratoire de Traitement de l'Information Medicale (LaTIM - INSERM UMR 1101)
Bâtiment 1
CHRU Morvan - 2, Av. Foch
29609 Brest CEDEX - FRANCE
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