[Eg6_analysis] GPP smearing position factors for the DCs

Stepan Stepanyan stepanya at jlab.org
Fri Nov 21 09:40:34 EST 2014


Mohammad,

You should be able to specify run number for GSIM in your ffread card.
You can set it to 1 or whatever you need.

Stepan
On 11/21/14 7:28 AM, Mohammad Hattawy wrote:
> Hello Nathan and all,
>   Regarding your question about the plots of the superlayers, yes it 
> is integrated over all the sectors.
> For the case of running without gpp at all, in fact gsim_bat set by 
> default the run number to 100, while gpp set the default run number to 
> 1. So, if i would like to skip the gpp, the simulated data after gsim 
> will have run number 100. I attached a text file for the user_ana 
> running error of this case.
>
> Typically, there are two solutions, the easiest is to add a run number 
> of 100 in the data base. The second is to change the implantation of 
> the default run number of gsim, compile, and then simulate the data.
>
> Let me know what do u think about this.
>
> -Mohammad.
>
>
> On Fri, Nov 21, 2014 at 2:51 AM, Stepan Stepanyan <stepanya at jlab.org 
> <mailto:stepanya at jlab.org>> wrote:
>
>     OK, I missed that part that data were processed with gpp without
>     smearing.
>     Yes, I agree with Nathan, use user_ana on data from GSIM, without gpp.
>     I am wondering what gpp does.
>
>     Stepan
>
>     On 11/20/14, 8:10 PM, Nathan Baltzell wrote:
>
>         Hi Mohammad & Stepan,
>
>         Those plots are for superlayers (SL), integrated over all
>         sectors.  Right?
>
>         Is it correct that simulation is already much broader than
>         data with no smearing?
>
>         Why use more run numbers in the database just to disable gpp?
>         Why not be sure and just don't run gpp at all?
>
>         -Nathan
>
>
>         On Nov 20, 2014, at 3:55 PM, Stepan Stepanyan
>         <stepanya at jlab.org <mailto:stepanya at jlab.org>> wrote:
>
>             Mohammad,
>
>             It looks like smearing factor for simulated data gets
>             multiplied
>             from sector-to-sector.
>
>             Stepan
>
>             On 11/20/14 11:52 AM, Mohammad Hattawy wrote:
>
>                 Hello Stepan, Nathan and all,
>                     Following our discussion yesterday about the
>                 smearing factors, Nathan has updated the database with
>                 certain runs (1 to 10) such that i can use the pass2
>                 user_ana to cook the simulated data. In this case, I
>                 have processed few experimental and simulated data and
>                 the results can be found here:
>
>                 https://clasweb.jlab.org/rungroups/lowq/wiki/index.php/EG6_::_GPP_DC_smearing
>
>                 Recommendations and suggestions are really welcomed.
>                 -- 
>                 Best regards,
>                 Mohammad Hattawy.
>
>
>
>
>
> -- 
> Best regards,
> Mohammad Hattawy.

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