Meetings

Meeting time: 11:00-11:30 JST/KST on every Wednesday
Meeting room: Zoom3

Contents

Meetings
1. Agenda & Minutes

Agenda & Minutes

20230201 (Wed.)

Agenda
- Announcement
  - LVK meeting : 13 to 16 March 2023 @ Northwestern University, IL, USA web
  - JPS meeting : 22 to 25 March 2023 @ Online style web
  - New main data storage server @ Kashiwa (called system-B) manual
    - Yuzurihara will copy the files and directories on detchar account to system-B
    - Mail from Kanda-san : `We'll use system-A about one more year, and system-A may receive latest

data continuously in the first half of O4 period. `

LIGO-Virgo-KAGRA Town Hall Telecon, Thursday, 26 Jan 2023 wiki

KAGRA commissioning reports (Yokozawa) Commissioning230201
Commissioning support
- Investigation of silent run
  - Summary of silent run during 2022/12/28~2023/01/03
  - lock recover time : O3GK 12 min ==> 2023/1 3.5 min (3.4 times faster)
- Tool to evaluate Gaussianity (Yamamura)
- Pastavi update (Yuzurihara)
  - Pastavi update : added favorite comb of channels
  - Noise budget mode is available on Pastavi
- Noise hunting by machine learning and Hveto (Kyujin/Kihyun)
Unify conda environment in Kamioka detchar computers, k1sum[01] and k1det[012] (YamaT)
DQR update (Yuzurihara)
Update contents of summary page (Oshino)
Combine DET computer resources into one DET cluster at Kamioka site
Update of veto definition / environment on m31 (Uchikata, Narikawa)
- Production of cache(ffl) file for second/minute trend data
Script to generate segment files (Uchikata, Narikawa)

Minutes

20230125 (Wed.)

Agenda
- Announcement
  - LVK meeting : 13 to 16 March 2023 @ Northwestern University, IL, USA web
  - JPS meeting : 22 to 25 March 2023 @ Online style web
  - New main data storage server @ Kashiwa (called system-B) manual
    - Solved issue to login detchar account
    - We need to move the working place from m31 to system-B. who copy the files?
- KAGRA commissioning reports (Yokozawa) Commissioning230125
- Commissioning support
  - Investigation of silent run
  - Tool to evaluate Gaussianity (Yamamura)
  - Pastavi update (Yuzurihara)
  - Noise hunting by machine learning and Hveto (Kyujin/Kihyun)
- Unify conda environment in Kamioka detchar computers, k1sum[01] and k1det[012] (YamaT)
- DQR update (Yuzurihara)
- Update contents of summary page (Oshino)
- Combine DET computer resources into one DET cluster at Kamioka site
- Update of veto definition / environment on m31 (Uchikata, Narikawa)
- Script to generate segment files (Uchikata, Narikawa)
Minutes
- Commissioning support
  - Investigation of silent run
  - Tool to evaluate Gaussianity (Yamamura)
    - Development of a tool to evaluate
  - Noise hunting by machine learning and Hveto (Kyujin/Kihyun)
    - Now analyzing the O3GK data to tune the parameters. After that, can analyze the current KAGRA data.
- Update contents of summary page (Oshino)
  - Restart live Omicron process
  - Modified plotting range
- Script to generate segment files (Uchikata, Narikawa)
  - Implementations almost finished. Operation test by crontab is on-going.

20230118 (Wed.)

Agenda
- Announcement
  - LVK meeting : 13 to 16 March 2023 @ Northwestern University, IL, USA web
  - JPS meeting : 22 to 25 March 2023 @ Online style web
- KAGRA commissioning reports (Yokozawa) Commissioning230118
- Unify conda environment in Kamioka detchar computers, k1sum[01] and k1det[012] (YamaT)
- DQR update (Yuzurihara)
- Pastavi update (Yuzurihara)
- Update contents of summary page (Oshino)
- Combine DET computer resources into one DET cluster at Kamioka site
- Noise hunting by machine learning and Hveto (Kyujin/Kihyun)
- Update of veto definition / environment on m31 (Uchikata, Narikawa)
- Script to generate segment files (Uchikata, Narikawa)
- Investigation of silent run (Yamamura, Yuzurihara)
Minutes
- KAGRA commissioning reports (Yokozawa) Commissioning230118
  - Repair for OMC is planed in the end of Jan.
- Update contents of summary page (Oshino)
- Script to generate segment files (Uchikata, Narikawa)
  - Almost finished update of script.
  - There two kinds of scripts. In future, they will be merged.
- Investigation of silent run (Yamamura, Yuzurihara)
  - Summary of silent run during 2022/12/28~2023/01/03
  - script is re-usable for next silent run / weekend run. upload on gitlab.
  - Presentation slide (Yamamura)

20230111 (Wed.)

Agenda
- Announcement
  - LVK meeting : 13 to 16 March 2023 @ Northwestern University, IL, USA
  - JPS meeting : 22 to 25 March 2023 @ Online style web
- KAGRA commissioning reports (Yokozawa) Commissioning230111
- Unify conda environment in Kamioka detchar computers, k1sum[01] and k1det[012] (YamaT)
- DQR update (Yuzurihara)
- Pastavi update (Yuzurihara)
- Update contents of summary page (Oshino)
- Combine DET computer resources into one DET cluster at Kamioka site
- Noise hunting by machine learning and Hveto (Kyujin/Kihyun)
- Update of veto definition / environment on m31 (Uchikata, Narikawa)
- Script to generate segment files (Uchikata, Narikawa)
- Investigation of silent run (Yamamura, Yuzurihara)
Minutes
- KAGRA commissioning reports (Yokozawa)
  - this week, PRFPMI trial is on-going.
  - During end-year and new-year, we had silent run. The summarization is on-going.
- Pastavi update (Yuzurihara)
  - Noise budget mode is available on Pastavi
- Update contents of summary page (Oshino)
- Noise hunting by machine learning and Hveto (Kyujin/Kihyun)
  - analysis with 500~1000 images of spectrogram is on-going
  - unsupervised analysis didn't work well
  - LIGO's data set is always supervised one
- Script to generate segment files (Uchikata, Narikawa)
  - error at m31 was fixed by using StateTimeSeries
  - Improvement of usability
    - added option to select the working machine
    - added option to select output directory
- Investigation of silent run (Yamamura, Yuzurihara)
  - Summary of silent run during 2022/12/28~2023/01/03
  - script is re-usable for next silent run / weekend run. upload on gitlab.

Meetings

Agenda & Minutes

20230201 (Wed.)

20230125 (Wed.)

20230118 (Wed.)

20230111 (Wed.)

Past meeting