Difference between revisions of "GlueX PID Meeting, February 9, 2021"

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(Created page with "Meeting time and day: 10:30 am, Tuesdays = Meeting Connections = # To join via a Web Browser, go to the page [https://bluejeans.com/927733173] https://bluejeans.com/92773317...")
 
 
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# Announcements:
 
# Announcements:
 +
#* Launches with open cuts for PID studies done
 +
#** [https://halldweb.jlab.org/wiki-private/index.php/Spring_2018_Analysis_Launch#Version13 2018-01 analysis ver13]: batch01 and batch07
 +
#** [https://halldweb.jlab.org/wiki-private/index.php/Fall_2018_Analysis_Launch#Version13 2018-08 analysis ver13]: batch04
 
# Updates:
 
# Updates:
 
## Multivariate method
 
## Multivariate method
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## PIDFOM  
 
## PIDFOM  
 
# PID systematics task force
 
# PID systematics task force
 +
 +
=Notes=
 +
*CDC dEdx discussion:
 +
** Naomi mapped regions where dEdx using integral provided better pion-proton separation than using amplitude
 +
*** Thinking of using simple box cut in θ and p to choose which method to use
 +
*** Look at pion-proton separation in MC?
 +
** Simulation code compensates for drift gas issues during spring 2018 run
 +
*** Deterioration of gain for clusters drifting from far from wire using linear model with cutoff at some radius
 +
**** Cutoff radius 6.5 mm at start of spring 2018 -> 4 mm at end
 +
*** MC studies by collaborators suggest over-correction for gas deterioration effect for later runs in spring 2018
 +
**** Larger tails in real data compared to MC?

Latest revision as of 09:02, 11 February 2021

Meeting time and day: 10:30 am, Tuesdays

Meeting Connections

  1. To join via a Web Browser, go to the page [1] https://bluejeans.com/927733173.
  2. To join via Polycom room system go to the IP Address: 199.48.152.152 (bjn.vc) and enter the meeting ID: 927733173.
  3. To join via phone, use one of the following numbers and the Conference ID: 927733173.
    • US or Canada: +1 408 740 7256 or
    • US or Canada: +1 888 240 2560

Agenda

  1. Announcements:
  2. Updates:
    1. Multivariate method
    2. CDC dE/dx
    3. PIDFOM
  3. PID systematics task force

Notes

  • CDC dEdx discussion:
    • Naomi mapped regions where dEdx using integral provided better pion-proton separation than using amplitude
      • Thinking of using simple box cut in θ and p to choose which method to use
      • Look at pion-proton separation in MC?
    • Simulation code compensates for drift gas issues during spring 2018 run
      • Deterioration of gain for clusters drifting from far from wire using linear model with cutoff at some radius
        • Cutoff radius 6.5 mm at start of spring 2018 -> 4 mm at end
      • MC studies by collaborators suggest over-correction for gas deterioration effect for later runs in spring 2018
        • Larger tails in real data compared to MC?