Discussions

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  Issue while running cf.ReduceEvents in hh2bbww Columnflow setup

  Sac-1997 started Dec 30, 2025 in General

  

  

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  Is it possible to use the columnflow framework (already used for X->hh->WWbb decay chain) for X->hY->WWbb decay chain.

  Sac-1997 started Dec 4, 2025 in General

  

  

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  Posisble to run two ProduceColumns tasks sequentially?

  gsaha009 asked Sep 10, 2025 in Q&A · Unanswered

  

  

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  Reassigning process_id for DY samples is behaving differently with and without MC-Stitching

  gsaha009 started Aug 9, 2025 in General

  

  

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  Is it possible to save DataDriven hists as pickle in cf.mergeHistogram output area?

  gsaha009 started Jun 29, 2025 in General

  

  

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  performance tip: merge ufuncs with ak.transform

  pfackeldey started Jan 17, 2025 in Ideas

  

  

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  Columnflow developments from Ghent University on scalefactors and uncertainties

  JulesVandenbroeck started Apr 2, 2025 in General

  

  

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  A few queries regarding MC stitching

  gsaha009 started Feb 8, 2025 in General

  

  

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  double initialisation for ArrayFunctions added to uses and produces

  maadcoen started Feb 24, 2025 in General

  

  

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  tmp directory in tasks

  JulesVandenbroeck asked Dec 3, 2024 in Q&A · Unanswered

  

  

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  ROOT.TMVA in columnflow

  JulesVandenbroeck asked May 21, 2024 in Q&A · Unanswered

  

  

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  btagging SFs in columnflow.production.cms

  enhancement New feature or request priority-medium Medium priority stuff CMS CMS background (for bookkeeping)

  JulesVandenbroeck started Apr 5, 2024 in Ideas

  

  

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  Data driven estimation for some of the backgrounds

  hephysicist started Mar 20, 2024 in General

  

  

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