[Eg6_analysis] (no subject)

[Dupré Raphaël]

Hi Eric,

I change only the RTPC features, the increase come from tracks that
were probably existing before but eliminated because they do not seem
right (either large chi2 or partly outside the chamber and so on).

Best Regards,


On 9/7/10, Eric Voutier <voutier at lpsc.in2p3.fr> wrote:
>   Hello Raphael,
>
>   Very promising indeed, especially regarding the increase in
> statistics. 30% is some number and I am
>   wondering about the origin of this increase. In your comparison, is
> the only change coming from
>   the RTPC drift path parametrization or is there also some differences
> at the CLAS level (like DC
>   calibration constants for instance) ?
>
>   Eric
>
> Dupré Raphaël a écrit :
>> Hi,
>>
>> I made a first comparison of drift paths:
>> http://clasweb.jlab.org/rungroups/lowq/wiki/index.php/Drift_Path_Test_1
>>
>> The numbers are good: an increase of 30% of the number of good tracks.
>>
>> The new code is available but it is not completely coherent, the old
>> drift path routine are still called in some test (I am not sure it has
>> any effect but I need to check that) and I need to deactivate those
>> completely.
>>
>> Let me know what you want to use for the pass0, then I can give the
>> link to Lamiaa to pick the new code if needed.
>>
>> Regards,
>>
>>
>
>


-- 
Raphaël Dupré


Argonne National Laboratory

Université Claude Bernard Lyon 1