Difference between revisions of "June 14, 2016, Analysis Working Group"

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== Meeting Time and Place ==
 
== Meeting Time and Place ==
  
−
The meeting will be on Tuesday June 7, 2016 at 1:30 pm EDT.
+
The meeting will be on Tuesday June 14, 2016 at 1:30 pm EDT.
−
For those people at Jefferson Lab, the meeting will be in room F326.
+
For those people at Jefferson Lab, the meeting will be in room A110.
  
 
== Meeting Connections ==
 
== Meeting Connections ==
Line 15: Line 15:
 
== Agenda ==
 
== Agenda ==
 
# Announcements
 
# Announcements
 +
# REST Production Status:
 +
#* First run block: 11347-11555
 +
#** Launch summary: 6503 jobs (130 TB EVIO), only 4 crashed, 22 plugins, 14 threads, ~6hrs each, ~7 GB RAM, ~6 days, up to ~500 jobs at once
 +
#** Outputs: REST: ~13.5TB, Skims: ~360GB, Trees: ~130GB, Hists: ~90GB
 
# REST Production Preparations:
 
# REST Production Preparations:
 
#* Spring 2016 [[PrivateWiki:Spring_2016_Dataset_Summary|Dataset Summary]] and [[Spring_2016_Trigger_Summary|Trigger Summary]]:  
 
#* Spring 2016 [[PrivateWiki:Spring_2016_Dataset_Summary|Dataset Summary]] and [[Spring_2016_Trigger_Summary|Trigger Summary]]:  
−
#* First priority run block: 11347-11555
+
#* Second run block: 11556-11678
−
#** Final adjustments and launch status
+
−
#* Second priority run block: 11556-11678
+
 
#** [https://halldweb.jlab.org/wiki/index.php/Spring_2016_Recon_Checklist#To_do_for_2nd_Priority_Run_Batch Calibrations and detector group status reports]
 
#** [https://halldweb.jlab.org/wiki/index.php/Spring_2016_Recon_Checklist#To_do_for_2nd_Priority_Run_Batch Calibrations and detector group status reports]
−
# Efficiency / Resolution Studies Running with this Launch
+
#* Third run block: Discussion
−
#* Tracking: Paul, Simon
+
# Reconstruction Studies:
−
#* BCAL Hadronic: Elton
+
#* CDC Efficiency: Mike
−
#* FCAL Hadronic: ???
+
#* FDC Efficiency: Alex A.
−
#* SC: Mahmoud
+
#* BCAL Hadronic Energy & Efficiency: Elton
−
#* TOF: Beni?
+
#* BCAL Neutral Energy & Efficiency: Will
−
#* CDC: Mike
+
#* FCAL Hadronic Energy & Efficiency: Matt
−
#* FDC: Alex A.
+
#* FCAL Neutral Energy & Efficiency: Jon
−
# [https://userweb.jlab.org/~dugger/triPol/6-7-2016.pdf TPOL polarization update] - Mike and Nathan
+
#* SC Efficiency: Mahmoud
 +
#* TOF Efficiency: Beni
 +
#* Tracking Resolution & Efficiency: Paul, Simon
 +
# Other Studies:
 +
#* Triggering Efficiency: Alex S., Justin, Elton
 +
#* Beam Polarization: Justin, Nathan
 +
#* Flux: Justin
 
# AOB
 
# AOB
  
 
== Minutes ==
 
== Minutes ==
−
# Announcements
+
* Attendance: Alyssa, Tegan, Brad, Mike S., Will, George, Matt Shepherd, Mike Dugger, Naomi, Sean, Eugene, Alex A., Alex B., Alex S., Adesh, Jane, Mark Ito, Simon, Mark Dalton, Nathan
−
#* [[PrivateWiki:GlueX_DNP_2016|DNP Abstracts]] reminder. There may be 10-15 speakers possible in the mini-symposium.
+
 
−
# REST Production Preparations:
+
* Launch Status:
−
#* Spring 2016 [[PrivateWiki:Spring_2016_Dataset_Summary|Dataset Summary]] and [[Spring_2016_Trigger_Summary|Trigger Summary]]:  
+
** Almost done (5 jobs remain). See the agenda above for details.
−
#* First priority run block: 11347-11555
+
 
−
#** Many updates to CCDB and sim-recon in preparation for this launch
+
* Calibration Status:
−
#** Test jobs submitted early Tuesday morning and were being analyzed at the time of the meeting, with a few minor bugs being fixed
+
** TAGH calib: Some runs need to be fixed (bad offsets), should be done by end of today. Ditto for timewalks.
−
#* Second priority run block: 11556-11678
+
** TAGM calib: Everything is ready, save for the discussion in "Changes to sim-recon" below.  
−
#** After the meeting Sean found that the RF prescale was unstable for some runs during this block (11556-11
+
** PS calib: Nathan calibrated timing offsets, is ready to go.
−
#** [https://halldweb.jlab.org/wiki/index.php/Spring_2016_Recon_Checklist#To_do_for_2nd_Priority_Run_Batch Calibrations and detector group status reports]
+
** CDC time-to-distance: Mike will check in constants by end of day.
−
#** TAGH and PS: Nathan has analyzed the PS skims for this run block and is studying time offsets
+
** FCAL gains: Done tweaking non-linear constants, need to be checked into CCDB.  However, won't be included in the launch. See discussion in "Changes to sim-recon" below.
−
#** TAGM: Alex reported that during this run block the TAGM used the improve bias voltages so the TAGM integral cuts are much simpler, and initial TDC/ADC time offsets are now in the CCDB
+
 
−
#** CDC: Mike is working on time-to-distance tables for the higher magnetic field, and expects to have them in a few days
+
* Batch 2 Readiness Status:
−
#** CDC: Naomi prepared new gain tables, and they are now in the CCDB
+
** We should be ready to launch batch 2, runs 11556 - 11678, sometime in the next 24 hours.
−
#** FCAL: Adesh has new gain constants for this run block and is working on the non-linearity correction that appears to be different from the earlier run block
+
 
−
#** BCAL: Will reported that the BCAL gains are ready for production.  Andrei is working the BCAL TDC calibration, which will take a few weeks, so we will not include it in this round of production
+
* Changes to sim-recon:
−
#** Goal: all calibrations to CCDB for this run block by 5 pm on Friday 6/10.  Allows time for testing before expected launch next week
+
** Adesh originally hard-coded his non-linear corrections to the FCAL shower energies in sim-recon. He needs to modify sim-recon to remove these, and to put them into the CCDB. We won't modify sim-recon for the launch though: it will remain constant. Instead, the updated non-linear corrections will not be applied to the next batch of runs: only the initial corrections. However, the difference between these is largely unnoticeable.
−
# Efficiency / Resolution Studies Running with this Launch
+
** Alex Barnes needs to modify sim-recon, because there is a problem with the reconstruction for the counters in which all rows are read out: If all 5 rows are hit, it creates 6 separate DBeamPhotons: One with the sum, and one for each row.  This results in extra background, which is generally out-of-time, so we decided to continue the launch with the software as-is. Alex is checking in a fix that will appear in the next launch.
−
#* Paul reported on the efficiency plugins which are running during the current launch, and that ROOT TTrees are being produced for these studies
+
 
−
# [https://userweb.jlab.org/~dugger/triPol/6-7-2016.pdf TPOL polarization update] - Mike and Nathan
+
* The third block of runs to launch will be: 10331 - 10913.  We will discuss readiness for these runs during the calibration meeting tomorrow.
−
#* Mike presented a shortened version of his talk at [[BLTWG_Meeting_06/06/2016|Monday's BLTWG meeting]]
+
 
−
#* The results from Nathan and Mike's independent analyses are consistent in the range of 7.9-9.1 GeV
+
* Reconstruction/etc. studies: Expect summary updates from detector groups over the course of the summer.
−
#* There was some discussion about the comparison to the rho beam asymmetry
+
−
#** Matt asked if there was a physical mechanism for fine structure in the polarization vs energy, and Richard confirmed that it could not be a crystal effect.  More study is needed to see if the fine structure in the polarization vs energy is statistically significant, and if that implies some remaining systematic uncertainty
+
−
#** It was suggested to compare the TPOL asymmetry with and without requiring a coincident hit in the tagger where the tagged asymmetry is likely a better comparison to rho asymmetry, albeit with lower statistics
+
−
# AOB
+

Latest revision as of 14:57, 14 June 2016

Meeting Time and Place

The meeting will be on Tuesday June 14, 2016 at 1:30 pm EDT. For those people at Jefferson Lab, the meeting will be in room A110.

Meeting Connections

  1. To join via a Web Browser, go to the page [1] https://bluejeans.com/115815824.
  2. To join via Polycom room system go to the IP Address: 199.48.152.152 (bjn.vc) and enter the meeting ID: 115815824.
  3. To join via phone, use one of the following numbers and the Conference ID: 115815824.
    • US or Canada: +1 408 740 7256 or
    • US or Canada: +1 888 240 2560
  4. More information on connecting to bluejeans is available.

Agenda

  1. Announcements
  2. REST Production Status:
    • First run block: 11347-11555
      • Launch summary: 6503 jobs (130 TB EVIO), only 4 crashed, 22 plugins, 14 threads, ~6hrs each, ~7 GB RAM, ~6 days, up to ~500 jobs at once
      • Outputs: REST: ~13.5TB, Skims: ~360GB, Trees: ~130GB, Hists: ~90GB
  3. REST Production Preparations:
  4. Reconstruction Studies:
    • CDC Efficiency: Mike
    • FDC Efficiency: Alex A.
    • BCAL Hadronic Energy & Efficiency: Elton
    • BCAL Neutral Energy & Efficiency: Will
    • FCAL Hadronic Energy & Efficiency: Matt
    • FCAL Neutral Energy & Efficiency: Jon
    • SC Efficiency: Mahmoud
    • TOF Efficiency: Beni
    • Tracking Resolution & Efficiency: Paul, Simon
  5. Other Studies:
    • Triggering Efficiency: Alex S., Justin, Elton
    • Beam Polarization: Justin, Nathan
    • Flux: Justin
  6. AOB

Minutes

  • Attendance: Alyssa, Tegan, Brad, Mike S., Will, George, Matt Shepherd, Mike Dugger, Naomi, Sean, Eugene, Alex A., Alex B., Alex S., Adesh, Jane, Mark Ito, Simon, Mark Dalton, Nathan
  • Launch Status:
    • Almost done (5 jobs remain). See the agenda above for details.
  • Calibration Status:
    • TAGH calib: Some runs need to be fixed (bad offsets), should be done by end of today. Ditto for timewalks.
    • TAGM calib: Everything is ready, save for the discussion in "Changes to sim-recon" below.
    • PS calib: Nathan calibrated timing offsets, is ready to go.
    • CDC time-to-distance: Mike will check in constants by end of day.
    • FCAL gains: Done tweaking non-linear constants, need to be checked into CCDB. However, won't be included in the launch. See discussion in "Changes to sim-recon" below.
  • Batch 2 Readiness Status:
    • We should be ready to launch batch 2, runs 11556 - 11678, sometime in the next 24 hours.
  • Changes to sim-recon:
    • Adesh originally hard-coded his non-linear corrections to the FCAL shower energies in sim-recon. He needs to modify sim-recon to remove these, and to put them into the CCDB. We won't modify sim-recon for the launch though: it will remain constant. Instead, the updated non-linear corrections will not be applied to the next batch of runs: only the initial corrections. However, the difference between these is largely unnoticeable.
    • Alex Barnes needs to modify sim-recon, because there is a problem with the reconstruction for the counters in which all rows are read out: If all 5 rows are hit, it creates 6 separate DBeamPhotons: One with the sum, and one for each row. This results in extra background, which is generally out-of-time, so we decided to continue the launch with the software as-is. Alex is checking in a fix that will appear in the next launch.
  • The third block of runs to launch will be: 10331 - 10913. We will discuss readiness for these runs during the calibration meeting tomorrow.
  • Reconstruction/etc. studies: Expect summary updates from detector groups over the course of the summer.
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