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-----
=== 20190711 (Thu.) ===
  * Agenda
    * F2F talk(s)

=== 20190704 (Thu.) ===
  * Agenda
    * Kashiwa cluster ([[attachment:DET_Kashiwa_Memo.txt|attachment]])
    * Engineering run on Jul. 13th. ([[KAGRA/Subgroups/DET/RUN|link]])
    * Data Category flags for BURST. ([[KAGRA/Subgroups/DET/DataQuality|link]], [[https://github.com/gw-detchar/DQConvert|generation script]])
    * YuzuSummary ([[https://www.icrr.u-tokyo.ac.jp/~yuzu/bKAGRA_summary/html/GlitchPlot/20190702/1246085661.0_K1:IMC-CAV_TRANS_OUT_DQ.html|sample]])

=== 20190613 (Thu.) ===
  * Agenda
    * Database issue
      * See [[http://gwwiki.icrr.u-tokyo.ac.jp/JGWwiki/KAGRA/Subgroups/DET/Meeting/LVK0612|LVK Joint meeting]]
    * Progresses of Engineering Run analysis
      * [[http://gwwiki.icrr.u-tokyo.ac.jp/JGWwiki/KAGRA/Subgroups/DET/RUN|RUN Summary]]
      * What else
  * Announcement
    * TY requested DMG group to create the detchar account on the Kashiwa server.
    * Data transfer cannot be done due to much amount of data size. So we are now trying to reduce data size.
    * TY plan to discuss with Kanda-san on next Tue. and Wed. how to transfer the DetChar information.
    * Mervyn from Fukuoka Univ. plans to come to Kamioka from 25th to 28th Jun.
=== LVK 20190611/0612 (Tue/Wed) ===
  [[KAGRA/Subgroups/DET/Meeting/LVK0612|Agenda]]

=== 20190606 (Thu.) ===
  * Agenda
    * Urgent task for ER with X-arm cavity
      * Omicron update (Yamamoto) ... Done.
      * DQ Vector update (Yamamoto).
      * Glitch visualization (Kozakai)
      * SummaryPage update (Yokozawa)
      * Segment file update (Oshino)
      * Fscan update (Oshino, Yamamoto)

=== 20190530 (Thu.) ===
  * Agenda
    * [[http://gwwiki.icrr.u-tokyo.ac.jp/JGWwiki/KAGRA/Subgroups/DET/Task/O3|Task list for O3 run and Engineering Run on 8th Jun]]
    * [[http://gwwiki.icrr.u-tokyo.ac.jp/JGWwiki/KAGRA/Subgroups/DET/DataQuality|Data Quality Flags]]
    * [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=10289|Glitch plot]]

=== 20190523 (Thu.) ===
  * Agenda
    * Task list for Engineering Run on 8th Jun.
    * Trigger based plotting tool [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=10253|ckozakai]]

=== 20190516 (Thu.) ===
  * Agenda
    * Comment of JRPC meeting and PAB review.
    *
  * [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=xxxx|Minutes]]

=== 20190509 (Thu.) ===
  * Skipped due to the PAB review.

=== 20190502 (Thu.) ===
  * Skipped due to the Japanese holiday.

=== 20190425 (Thu.) ===
  * Agenda
    * SDF preparation
    * DQ flags for data analysis
  * [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=10147|Minutes]]

=== 20190418 ===
  * Skipped due to the F2F meeting

=== 20190411 (Thu.) ===
  * Agenda
    * SDF flags preparation [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=9228|slide]]
    * Fscan on SummaryPage
    * DetChar computers
    * Tool development [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=10044}|slide]]

=== 20190404 (Thu.) ===
  * Agenda
    * IMC run (3/29-3/31, 4/3-4/4)
      * [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=10024|yamat]]
      * [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=10029|ckozakai]]
    * Progress of Kamioka works
<<TableOfContents(3)>>

-----
== Agenda & Minutes ==
=== 20210517 (Mon.) ===
  * Agenda
    * KAGRA O4 readiness
    * LVK white paper 2021
    * O3GK paper
    * IMC commissioning
  * Minutes
    * KAGRA O4 readiness
      * #15 [Cont'd] State Vector Definition
        * Responsible: '''T. Yamamoto -> '''
      * #16 [Cont'd] DQSEGDB capability
        * Responsible: '''K. Kokeyama -> '''
      * #17 [Cont'd ] Status web pages (summary pages, [[https://monitor.ligo.org/gwstatus|gw status]], [[https://ldas-jobs.ligo.caltech.edu/~gwistat/gwistat/gwistat_p.html|gw istat]])
        * Responsible: '''S. Oshino -> '''
      * #18 [Cont'd] DQ event validation
        * Responsible: '''C. Kozakai -> '''
      * #19 [Cont'd] GraceDB
        * Responsible: '''H. Tagoshi -> '''
      * #20 [New] Segment production (merged with #16?)
        * Responsible:
      * #21 [New] Data Category (at least CAT1) production
        * Responsible:
      * #22 [New] RRT contribution
    * LVK white paper
      * Responsible:
      * What TY thought
        * All activities which are submitted as 2021 DET effort should be described on this documents.
        * It will be based on white paper 2020 and KAGRA O4 readiness.
        * Should clarify who will do each item (though personal name itself is not described on this documents).
        * Should show the rough timeline for R&D tasks.
    * O3GK paper
      *
    * IMC Commissioning
      * Current IMC control signals on DGS are contaminated by circuit noise.
      * Important thing is that contamination is occurred only on DGS signals or also on real analog signals
      * Important channels
        * K1:IMC-SERVO_{MIXER,FAST,SLOW}_DAQ_OUT_DQ
        * K1:IMC-SERVO_NPRO_TEMP_BIAS_OUT_DQ


=== 20210510 (Mon.) ===
  * Agenda
    * KIW
    * O3GK paper
    * IMC Commissioning
    * O4 preparation
  * Minutes
    * KIW
    {{{
- Status of KAGRA DET (20 min) => T. Yamamoto
- Status of LIGO Detchar (20 min)
- Status of Virgo Detchar (20 min)
- Contributed Talk 1 - one slot from KAGRA (15 min) => H. Yuzurihara
- Contributed Talk 2 - CAGMon tools (15 min)
- Contributed Talk 3 - KISTI's data transfer and computing (15 min)
    }}}
    * O3GK paper
      * hveto process for GEO600 was done.
    * IMC Commissioning
      * [PMC] Acoustic coherence (20-200Hz)
      * [IMC] Oscillation? (13-15MHz)
    * O4 preparation
      * SummaryPages
        * no report
      * lvalert
        * no report
      * DET cluster
        * no report

=== 20210426 (Mon.) ===
  * Agenda
    * O3GK analysis
    * O4 preparation
    * IMC Commissioning
  * Minutes
    * O3GK analysis
      * Omicron analysis of GEO was finished.
      * Checking results is ongoing.
      * We need to convert segment information on DQSEGDB to xml format.
      * After checking omicron results, hveto analysis can be started.
    * CAG Mon development
      * CAG Mon was able to detect some correlation in O3GK data
      * Prioritize is not done yet.
        * prioritize can be decided by correlation coefficient value or total duration of correlation appearing
      * We need more time to develop CAGMon (before we move to review process.).
    * IMC Commissioning
      * Microphone self noise is evaluating now.
      * They will be installed in PSL room
    * Paper writing person(s) from DET
      * TY takes over from Kozakai-san.
    * summary of lvalert test for LVK DET telecon

-----
=== 20210419 (Mon.) ===
  * Agenda
    * O3GK analysis
    * O4 preparation (LV alert, SummaryPages, CAGMon)
    * PMC/IMC noise hunting
  * Minutes
    * O3GK analysis
      * GEO data analysis is started.
      * Channel list is prepared by GEO people.
    * PMC/IMC noise hunting
      * Sound noise
        * Frequency noise has coherence with microphone signal.
        * Sound noise affected to DARM sensitivity during O3GK.
        * Noise source and injection injection route should be investigated.
      * Electrical noise(?)
        * Accelerometer channel has coherence with frequency noise when PEM sensor turned OFF.
        * Circuit noise level is small, but some electrical coherence may exist.

=== 20210408 (Thu.) ===
  * Agenda
    * O3GK analysis
    * SummaryPage
    * LV alert [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=12760|slide]]
    * NDS2
    * IMC Commissioning
  * Minutes
    * O3GK analysis
      * hveto re-analysis for a part of data was done.
        * round winner is same
        * significant is slightly difference, (using same conf. triggers, version, etc)
        * Next step is to check consistency of veto segment
      * GEO data
        * Analysis itself will be performed by KAGRA people
        * Understanding results will be performed by GEO (+KAGRA) people
        
-----
=== 20210401 (Thu.) ===
  * Agenda
    * Progress of hveto analysis
    * DetChar cluster
    * lvalert
    * SummaryPages
    * RRT for O4
  * Minutes
    * Announcement
      * New slot of DET meeting.
        * => Pending because TY cannot know free time slot yet. (7 doodle poll is running...).
Line 88: Line 150:
        * There are some bugs on the latest version of hveto.
        * Old version of hveto was installed in k1sumX and will be installed in k1det0.
      * Fscan
        * Automation of the Scan is already succeeded.
        * We found a bug in our cache generation system and start to fix this bug.
=== 20190328 (Thu.) ===
  * Agenda
    * Progress of Kamioka works
      * Fscan run on test computer by manually.
      * For automating and integrating to SummaryPage, we need to generate Segment file in automatically.
      * We need to consider how to pick up line information and list up it from FScan results.
      * Automation of hveto on KISTI is succeeded with PMC error signal and PEM channels.
      * We start to install hveto on hveto@k1sumX.

=== 20190322 (Fri.) ===
  * --(Zoom3)-- -> Zoom2 (https://zoom.us/j/6676627462)
  * Agenda
    * f2f talk
      * 1 slot (Status talk -> T. Yamamoto)
      * DAC satellite [?]
    * Task list in next week
      * Sharing the current situation of SummaryPage
      * Preparing k1det0/1
      * Managing SDF for VIS
      * Installing LIGO's tools and KGWG's tools
    * Task list of engineering run
      * Providing glitch information: (t, f, SNR)
      * Providing line information: (f, df, Amplitude, noise source)
      * Preparing the information server
    * hveto and glitch identification (Pil-Jong & Kokeyama)
      * [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=9984|PMC important channel list]]
      * [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=9258|Glitch analysis presented in JPS]]


=== 20190314 ===
  * Skipped due to the JPS meeting

=== 20190307 ===
  * Agenda
    * Task list of engineering run on May
    * Tools and results from KGWG
    * Summary Page isseus
    * f2f talk

=== 20190228 ===
  * Meeting room
    * Zoom3 (https://zoom.us/j/5045179604)
  * Agenda
    * Magnetic coupling proposal with LV (Jishnu)
    * Enhancement of SummaryPage
    * Data sharing between Kamioka, Kashiwa, and KISTI
    * Young-Min's trip
  * Slide
    * [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=9903|yamat]]
        * Omicron test analysis is successful.
        * hveto doesn't run on m31 yet.
        * We need to KISTI environment.
      * lvalert
        * Waiting response from LV people.
        * We need realistic json format of GW alert.
        * Only for the purpose of launching pipelines, dummy format is also used.
      * SummaryPages
        * The 1st version of VIS tab is already available (Only Type-A and guardians).
        * Importing PSL tab from LIGO is already done.
        * But there is many difference of channel name convention.
        

-----
=== 20210325 (Thu.) ===
  * Agenda
    * Progress of hveto analysis
    * GEO data analysis
    * SummaryPage construction
    * lvalert test
    * PMC/IMC commissioning
    * Meeting time in the next FY
  * Minutes
    * Progress of hveto analysis
      * Consistency check still remains and it is solved yet.
    * GEO data analysis
      * Basic takeover is finished.
      * Uchikata-san and Narikawa-san can start to use Omicron and hveto.
      * But some error occurs on hveto@m31.
      * We should fixed environmental problem.
    * SummaryPage construction
      * The 1st version is already constructed on test directory.
      * We can apply it for product environment because current SummaryPage is not valid.
    * lvalert test
      * lvalert itself works well.
      * Next step is receiving alert.
      * We need to ask LIGO people about alert format etc.
    * PMC/IMC commissioning
      * Due to a lot of troubles, we haven't achieved IMC locked yet.
      * We may start some kind of commissioning from Mid or Late of April.
    * Meeting time in the next FY
      * TY will circulate doodle poll.

=== 20210317 (Thu.) ===
  * O3GK paper
    * hveto cross-check
      * Checking Omicron parameter remains.
      * Required re-run for whole two weeks.
    * veto segment production
      * Merging short segments is not required.
    * GEO data analysis
      * It can be done by someone form Tagoshi-san's group.
  * O4 preparation
    * Kamioka cluster
      * It's pending due to the recovery work of power outage.
    * Takeover about Omicron, hveto, GlitchPlot
      * Takeover itself is done.
      * TY is finding candidate person of each pipelines toward O4.
    * Omega-scan test
      * Installing on Kashiwa
    * lvalert test
      * It's works well on k1det1
    * SummaryPage update
      * The 1st version of VIS page is constructed.
      * It's being checked by Miyo-kun.
    * IMC commissioning
      * It is not locked yet because of some troubles.

=== 20210225 (Thu.) ===
  * Agenda
    * Progress of O3GK paper
    * O4 preparation
  * Minutes
    * Progress of O3GK paper
      * Chihiro re-analysis with proper science segment for omicron triggers.
      * A part of Kihyun's analysis is done.
      * Cross-check can be done. But not start yet.
    * DetChar cluster in Kamioka
      * http://klog.icrr.u-tokyo.ac.jp/osl/?r=16082
      * OS installation for master node was done.
    * Omega-scan test
      * Installation for Kashiwa cluster was done.
      * Error is occurred on gwdatafind.
    * SummaryPages
    * LVAlert

-----
=== 20210218 (Thu.) ===
  * Agenda
    * Progress of O3GK paper
    * O3 data replay
    * O4 preparation
  * Minutes
    * Progress of O3GK paper
      * hveto conf is same
      * segment is used as latest same science segments
      * definition of cutting end of segments is difference.
      * Channel list is used as on github's one.
      * Next step -> unifying cutting definition.
        * Kihyun will re-run omicron with new segment cutting definition
      * We need to merge veto segment from a lot of short ones to continuous one.
    * O3 data replay
      * Main purpose of O3 data replay is performing end-2-end test of low-latency pipelines (CAL, DET, DAS, etc).
      * LV will use real O3 data.
      * KAGRA provides simulated data (~80Mpc for BNS) because of too poor sensitivity of O3GK data.
      * We may need to inject GWs on software with consistency with LV's real events.
      * Frame work of software injection is already available.
    * SummaryPage
      * Updating VIS page.
      * It will be closed to LIGO's one.
    * LVAlert
      * k1det1 can be used for test.
      * Need personal account because we use personal DCC account for accessing GraceDB.
        * Ask LV people how to get common account on next LVK DET meeting.
    

-----

=== 20210204 (Thu.) ===
  * Agenda
    * Progress of O3GK paper
    * O3 data replay
    * O4 requirement
  * Minutes
    * Progress of O3GK paper
      * Omicron trigger transfer: Kamioka -> KISTI, it is postponed.
        * Young-Min asked KISTI administrator.
      * GW-search triggers have not been served yet.
    * O3 data replay
      * K1:OPS-SIM_GAUSS1_IN1 (simulated error signal)
      * K1:OPS-SIM_GAUSS1_OUT (simulated h(t) )
        * gaussian noise as floor level
        * Some spectral lines (cal lines, violin mode, power lines)
        * Simulated glitches.
      * K1:OPS-SIM_GAUSS3_OUT (simulated auxiliary channel)
    * O4 requirement
      * DQ state vector (Yamamoto)
        * Providing on real-time model.
      * Data Quality Report (Yuzurihara)
        * First step is to use lvalert in order to receive GW alert from GraceDB.
      * Transient Event validation (Kozakai)
        * Basic idea is omicron+hveto (same as O3GK)
        * Takeover should be done from Kozakai-san.
      * Category veto (Yamamoto)
        * At least CAT1 should be provided.
        * We need to convert to veto-definer file format.
      * Spectral lines investigation (Yokozawa)
        * Listing of VIS-derived peak frequencies.
-----
=== 20210128 (Thu.) ===
  * Agenda
    * Report from Burst search
    * Binary range evaluation with C20 offline h(t)
    * Progress of O3GK paper
  * Minutes
    * Report from Burst search
      *
    * Binary range evaluation with C20 offline h(t)
      * [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=12499|slide]]
      * Multi-taper and Welch show similar results
      * Bayesline result is slightly different from results by other two methods.
      * Estimated values are enough for O3GK (search) paper.
      * LVK review of this work is necessary for publishing results.
    * Progress of O3GK paper
      *


=== 20210121 (Thu.) ===
  * Agenda
    * Announcement
      * LVK DetChar call will be held (Jan. 25 19:00 JST, KST)
    * Progress of O3GK paper
    * CAGMon results
    * O3 Data replay
  * Minutes
    * Progress of O3GK paper
      * Some difference between Kihyun's and Chihiro's results.
      * hveto setting should be tuned on conf file and re-run again.
      * GW search results will be provided 1-2 months later (?).
    * CAGMon results
      * [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=12481|slide]]
    * O3 data replay
      * LV requested the simulated data instead of O3GK data as KAGRA's data.
      * Auxiliary channels which has realistic coherence, coincidence etc are not available.
      * All multi-channel analyses cannot work well in such situation.
      * We need more discussion how do we join O3 data replay.


=== 20210107 (Thu.) ===
  * Agenda
    * Progress of O3GK analysis
    * O4 preparation
  * Minutes
    * Progress of O3GK analysis
      * Analysis itself was finished.
      * Results by Chihiro and Kihyun are now comparing.
        * => Some conf. is still difference.
      * At least after finishing paper work, omicron triggers should be shared on Kashiwa cluster for remote site people.
    * O4 preparation
      * Model update will be finished soon.
        * => After model update, suspension commissioning will be started.
      * SummaryPages seems to be stopped.
        * => Because of the channel name update by VIS model changes.
        * => Current situation of real-time model is slightly complicated. ITMY: Old model, others: new model etc.
        * => After finishing CRY measurements, all suspension models are unified.

=== Past meeting ===
  * [[KAGRA/Subgroups/DET/Meeting/2020|2020]]
  * [[KAGRA/Subgroups/DET/Meeting/2019|2019]]

Meetings


Agenda & Minutes

20210517 (Mon.)

  • Agenda
    • KAGRA O4 readiness
    • LVK white paper 2021
    • O3GK paper
    • IMC commissioning
  • Minutes
    • KAGRA O4 readiness
      • #15 [Cont'd] State Vector Definition
        • Responsible: T. Yamamoto ->

      • #16 [Cont'd] DQSEGDB capability
        • Responsible: K. Kokeyama ->

      • #17 [Cont'd ] Status web pages (summary pages, gw status, gw istat)

        • Responsible: S. Oshino ->

      • #18 [Cont'd] DQ event validation
        • Responsible: C. Kozakai ->

      • #19 [Cont'd] GraceDB
        • Responsible: H. Tagoshi ->

      • #20 [New] Segment production (merged with #16?)
        • Responsible:
      • #21 [New] Data Category (at least CAT1) production
        • Responsible:
      • #22 [New] RRT contribution
    • LVK white paper
      • Responsible:
      • What TY thought
        • All activities which are submitted as 2021 DET effort should be described on this documents.
        • It will be based on white paper 2020 and KAGRA O4 readiness.
        • Should clarify who will do each item (though personal name itself is not described on this documents).
        • Should show the rough timeline for R&D tasks.

    • O3GK paper
    • IMC Commissioning
      • Current IMC control signals on DGS are contaminated by circuit noise.
      • Important thing is that contamination is occurred only on DGS signals or also on real analog signals
      • Important channels
        • K1:IMC-SERVO_{MIXER,FAST,SLOW}_DAQ_OUT_DQ
        • K1:IMC-SERVO_NPRO_TEMP_BIAS_OUT_DQ

20210510 (Mon.)

  • Agenda
    • KIW
    • O3GK paper
    • IMC Commissioning
    • O4 preparation
  • Minutes
    • KIW
      - Status of KAGRA DET (20 min) => T. Yamamoto
      - Status of LIGO Detchar (20 min)
      - Status of Virgo Detchar (20 min)
      - Contributed Talk 1 - one slot from KAGRA (15 min) => H. Yuzurihara
      - Contributed Talk 2 - CAGMon tools (15 min)
      - Contributed Talk 3 - KISTI's data transfer and computing (15 min)
    • O3GK paper
      • hveto process for GEO600 was done.
    • IMC Commissioning
      • [PMC] Acoustic coherence (20-200Hz)
      • [IMC] Oscillation? (13-15MHz)
    • O4 preparation
      • SummaryPages

        • no report
      • lvalert
        • no report
      • DET cluster
        • no report

20210426 (Mon.)

  • Agenda
    • O3GK analysis
    • O4 preparation
    • IMC Commissioning
  • Minutes
    • O3GK analysis
      • Omicron analysis of GEO was finished.
      • Checking results is ongoing.
      • We need to convert segment information on DQSEGDB to xml format.
      • After checking omicron results, hveto analysis can be started.
    • CAG Mon development
      • CAG Mon was able to detect some correlation in O3GK data
      • Prioritize is not done yet.
        • prioritize can be decided by correlation coefficient value or total duration of correlation appearing
      • We need more time to develop CAGMon (before we move to review process.).
    • IMC Commissioning
      • Microphone self noise is evaluating now.
      • They will be installed in PSL room
    • Paper writing person(s) from DET
      • TY takes over from Kozakai-san.
    • summary of lvalert test for LVK DET telecon


20210419 (Mon.)

  • Agenda
    • O3GK analysis
    • O4 preparation (LV alert, SummaryPages, CAGMon)

    • PMC/IMC noise hunting
  • Minutes
    • O3GK analysis
      • GEO data analysis is started.
      • Channel list is prepared by GEO people.
    • PMC/IMC noise hunting
      • Sound noise
        • Frequency noise has coherence with microphone signal.
        • Sound noise affected to DARM sensitivity during O3GK.
        • Noise source and injection injection route should be investigated.
      • Electrical noise(?)
        • Accelerometer channel has coherence with frequency noise when PEM sensor turned OFF.
        • Circuit noise level is small, but some electrical coherence may exist.

20210408 (Thu.)

  • Agenda
  • Minutes
    • O3GK analysis
      • hveto re-analysis for a part of data was done.
        • round winner is same
        • significant is slightly difference, (using same conf. triggers, version, etc)
        • Next step is to check consistency of veto segment
      • GEO data
        • Analysis itself will be performed by KAGRA people
        • Understanding results will be performed by GEO (+KAGRA) people


20210401 (Thu.)

  • Agenda
  • Minutes
    • Announcement
      • New slot of DET meeting.
        • => Pending because TY cannot know free time slot yet. (7 doodle poll is running...).

      • hveto
        • Omicron test analysis is successful.
        • hveto doesn't run on m31 yet.
        • We need to KISTI environment.
      • lvalert
        • Waiting response from LV people.
        • We need realistic json format of GW alert.
        • Only for the purpose of launching pipelines, dummy format is also used.
      • SummaryPages

        • The 1st version of VIS tab is already available (Only Type-A and guardians).
        • Importing PSL tab from LIGO is already done.
        • But there is many difference of channel name convention.


20210325 (Thu.)

  • Agenda
    • Progress of hveto analysis
    • GEO data analysis
    • SummaryPage construction

    • lvalert test
    • PMC/IMC commissioning
    • Meeting time in the next FY
  • Minutes
    • Progress of hveto analysis
      • Consistency check still remains and it is solved yet.
    • GEO data analysis
      • Basic takeover is finished.
      • Uchikata-san and Narikawa-san can start to use Omicron and hveto.
      • But some error occurs on hveto@m31.
      • We should fixed environmental problem.
    • SummaryPage construction

      • The 1st version is already constructed on test directory.
      • We can apply it for product environment because current SummaryPage is not valid.

    • lvalert test
      • lvalert itself works well.
      • Next step is receiving alert.
      • We need to ask LIGO people about alert format etc.
    • PMC/IMC commissioning
      • Due to a lot of troubles, we haven't achieved IMC locked yet.
      • We may start some kind of commissioning from Mid or Late of April.
    • Meeting time in the next FY
      • TY will circulate doodle poll.

20210317 (Thu.)

  • O3GK paper
    • hveto cross-check
      • Checking Omicron parameter remains.
      • Required re-run for whole two weeks.
    • veto segment production
      • Merging short segments is not required.
    • GEO data analysis
      • It can be done by someone form Tagoshi-san's group.
  • O4 preparation
    • Kamioka cluster
      • It's pending due to the recovery work of power outage.
    • Takeover about Omicron, hveto, GlitchPlot

      • Takeover itself is done.
      • TY is finding candidate person of each pipelines toward O4.
    • Omega-scan test
      • Installing on Kashiwa
    • lvalert test
      • It's works well on k1det1
    • SummaryPage update

      • The 1st version of VIS page is constructed.
      • It's being checked by Miyo-kun.
    • IMC commissioning
      • It is not locked yet because of some troubles.

20210225 (Thu.)

  • Agenda
    • Progress of O3GK paper
    • O4 preparation
  • Minutes
    • Progress of O3GK paper
      • Chihiro re-analysis with proper science segment for omicron triggers.
      • A part of Kihyun's analysis is done.
      • Cross-check can be done. But not start yet.
    • DetChar cluster in Kamioka

    • Omega-scan test
      • Installation for Kashiwa cluster was done.
      • Error is occurred on gwdatafind.
    • SummaryPages

    • LVAlert


20210218 (Thu.)

  • Agenda
    • Progress of O3GK paper
    • O3 data replay
    • O4 preparation
  • Minutes
    • Progress of O3GK paper
      • hveto conf is same
      • segment is used as latest same science segments
      • definition of cutting end of segments is difference.
      • Channel list is used as on github's one.
      • Next step -> unifying cutting definition.

        • Kihyun will re-run omicron with new segment cutting definition
      • We need to merge veto segment from a lot of short ones to continuous one.
    • O3 data replay
      • Main purpose of O3 data replay is performing end-2-end test of low-latency pipelines (CAL, DET, DAS, etc).
      • LV will use real O3 data.
      • KAGRA provides simulated data (~80Mpc for BNS) because of too poor sensitivity of O3GK data.
      • We may need to inject GWs on software with consistency with LV's real events.
      • Frame work of software injection is already available.
    • SummaryPage

      • Updating VIS page.
      • It will be closed to LIGO's one.
    • LVAlert
      • k1det1 can be used for test.
      • Need personal account because we use personal DCC account for accessing GraceDB.
        • Ask LV people how to get common account on next LVK DET meeting.


20210204 (Thu.)

  • Agenda
    • Progress of O3GK paper
    • O3 data replay
    • O4 requirement
  • Minutes
    • Progress of O3GK paper
      • Omicron trigger transfer: Kamioka -> KISTI, it is postponed.

        • Young-Min asked KISTI administrator.
      • GW-search triggers have not been served yet.
    • O3 data replay
      • K1:OPS-SIM_GAUSS1_IN1 (simulated error signal)
      • K1:OPS-SIM_GAUSS1_OUT (simulated h(t) )
        • gaussian noise as floor level
        • Some spectral lines (cal lines, violin mode, power lines)
        • Simulated glitches.
      • K1:OPS-SIM_GAUSS3_OUT (simulated auxiliary channel)
    • O4 requirement
      • DQ state vector (Yamamoto)
        • Providing on real-time model.
      • Data Quality Report (Yuzurihara)
        • First step is to use lvalert in order to receive GW alert from GraceDB.
      • Transient Event validation (Kozakai)
        • Basic idea is omicron+hveto (same as O3GK)
        • Takeover should be done from Kozakai-san.
      • Category veto (Yamamoto)
        • At least CAT1 should be provided.
        • We need to convert to veto-definer file format.
      • Spectral lines investigation (Yokozawa)
        • Listing of VIS-derived peak frequencies.


20210128 (Thu.)

  • Agenda
    • Report from Burst search
    • Binary range evaluation with C20 offline h(t)
    • Progress of O3GK paper
  • Minutes
    • Report from Burst search
    • Binary range evaluation with C20 offline h(t)
      • slide

      • Multi-taper and Welch show similar results
      • Bayesline result is slightly different from results by other two methods.
      • Estimated values are enough for O3GK (search) paper.
      • LVK review of this work is necessary for publishing results.
    • Progress of O3GK paper

20210121 (Thu.)

  • Agenda
    • Announcement
      • LVK DetChar call will be held (Jan. 25 19:00 JST, KST)

    • Progress of O3GK paper
    • CAGMon results
    • O3 Data replay
  • Minutes
    • Progress of O3GK paper
      • Some difference between Kihyun's and Chihiro's results.
      • hveto setting should be tuned on conf file and re-run again.
      • GW search results will be provided 1-2 months later (?).
    • CAGMon results
    • O3 data replay
      • LV requested the simulated data instead of O3GK data as KAGRA's data.
      • Auxiliary channels which has realistic coherence, coincidence etc are not available.
      • All multi-channel analyses cannot work well in such situation.
      • We need more discussion how do we join O3 data replay.

20210107 (Thu.)

  • Agenda
    • Progress of O3GK analysis
    • O4 preparation
  • Minutes
    • Progress of O3GK analysis
      • Analysis itself was finished.
      • Results by Chihiro and Kihyun are now comparing.
        • => Some conf. is still difference.

      • At least after finishing paper work, omicron triggers should be shared on Kashiwa cluster for remote site people.
    • O4 preparation
      • Model update will be finished soon.
        • => After model update, suspension commissioning will be started.

      • SummaryPages seems to be stopped.

        • => Because of the channel name update by VIS model changes.

        • => Current situation of real-time model is slightly complicated. ITMY: Old model, others: new model etc.

        • => After finishing CRY measurements, all suspension models are unified.

Past meeting

KAGRA/Subgroups/DET/Meeting (last edited 2024-10-30 17:20:31 by HirotakaYuzurihara)