Comparison of the gains for the old cooked data, recooked ones with New Tracking(touch_id=1) and recooked with New Tracking and New Ec algorithm (touch_id=0).


Page Content:

1. Plots for the data compared in ntuple10 format for one file.
2. My electron Id. The input of different cuts.
3. Plots for one data compared in ClasTool format for one run.
4. Where to find BOS, PAW, ntuple10 files.
5. CED examples



1.Compared data in the ntuple10 format for 042011_01 file in case of old cooked file,
recooked with new Tracking and new Trk+New Ec.

1. Events proccesed in case of old cooked file,
recooked with New Tracking (touchid1) and recooked with New tracking+New EC (touchid0):
Below are the histogramms of event id (evntid).



2. Number of Electrons with Id=11:



3. Number with electrons with my Id (look further for the Id definition):



4.Number of the electrons corresponding to the event containing 2gamma event:



5. Number of 2gamma events (number on the icon of the histo)
and number of pi0 without background (number on the histo):






2.Electron gain comparison due to New Tracking algorithm.
Compared data in the ntuple10 format for the old_cooked file and recooked with touchid=1 (new tracking). One file used 042011_01.

0. Events Processed for the old_cooking data and recooked with touch_id=1 :






1. Electron id corresponding to the following conditions:
q[0]==-1; stat,dc,cc,ec,sc >0 ; dc_stat, ec_stat, sc_stat>0.
Electron gain in the new Tracking is 25% as compared to the old cooking.




2. Electron id corresponding to 1+ Ec_Einner>0.06 GeV:
Electron gain in the New Tracking is 27.5% as compared to the Old cooking





3. Electron id includes 2. + nphe>25:
Electron gain is 36.6%




4. Electron Id including 3. + Etot/moment>0.2:
Electron gain is 39.6%



5.Electron Id including 4 + Sc_Ec coincidence time (Abs(trig_ect-trig_sct-0.7)<5*0.35):
Electron gain is 39.2%



6. Electron Id including 5. + u>400, u<40. w<400,v<360:
Electron gain is 41.5%



7. Electron Id including 6.+ Dc fiducial cut:
Electron gain is 42.6%



8. Full Electron Id, including 7.+ kinematic cuts Q2>1, W>2, Moment>0.75:
Total electron gain is 44.7%.





3.Electron, 2 photon events and pi0s' gain comparison.
Data compared for the old cooking and new cooking (new tracking+new Ec) in the ClasTool format for one run #042011.

1. Number of electrons with my Id from the Cooked run and Recooked one.
Electron gain in recooked case is 43% as compared to previously cooked data.



2.Number if electrons with my Id corresponding to the 2 gamma events.
Electron gain in recooked case is 69% as compare to previously cooked.



3. Number of 2 gamma events gain and pi0 gains without background for the recooked and previously cooked case.
2gamma events gain is 75%
pi0s' without background gain is 89%




DIS De/Ca ration:
Old cooking: R=1.128 +/- 0.44%
New cooking: R=1.123 +/- 0.37%