ROOT Team Meeting

Name: ROOT Team Meeting
Start: 2025-02-10T16:00:00+01:00
End: 2025-02-10T17:30:00+01:00
Location: CERN

Monday 10 Feb 2025, 16:00 → 17:30 Europe/Zurich

32/1-A24 (CERN)

Danilo Piparo (CERN), Jakob Blomer (CERN)

97374667082

Axel Naumann

Bertrand Bellenot, Lorenzo Moneta, Danilo Piparo, Enrico Guiraud, Jakob Blomer, Vincenzo Eduardo Padulano

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News

see Status Report document

ACAT deadline moved to April 15

spurious failures in nightlies, some related to Davix and h2root (still there)

IO meeting: nothing beyond regular updates
Statistical Analysis Software: Simulation-Based Inference in ATLAS
PPP:
- no meeting last week, neither this week
- next week: report from CMS DAS framework developers
- the week after: using RDF in TRexFitter
Planning / Stakeholders: no meeting
ML4EP: no meeting
LIM:
- issue reported by ATLAS, new LCG release with 6.34.04
- tried to build ROOT with C++23, opened an issue

Exeriments' weeks:
- presentation on Thursday at 16:00 in building 40; let Danilo know if you want to attend
ClassImp: (see also Status Report)
- We will go with the "alternative path"
Messages from ATLAS and CMS O&C weeks
- Vincenzo:
  - Analysis facility driven by US-CMS money and person power
  - Decent Italian presence: "rediscovering existing resources"
  - Comments about "making better use of RNTuple features for analysis formats"
  - Questions about aliases in RNTuple (compared to TTree)
- Florine:
  - ATLAS working towards making correction libraries usable for columnar analysis - contacted regarding usage in RDF
  - RNTuple Attributes: presentation about our plans from the workshop, sparked interest
  - general RNTuple presentation, also showing work by Martin
  - RNTuple conversion of Open Data: will be available, but probably not on the portal to avoid confusion
- Danilo:
  - comment regarding biases of speakers, should be aware of that

see Status Report document

There are minutes attached to this event. Show them.