@@ -67,24 +67,24 @@ TASK=o2-analysistutorial-lf-strangeness-derived-v0-skeleton ./runStep1.sh
6767
6868Without ` TASK=... ` the checkpoint of the step is run: useful to compare with your results.
6969
70- | Step | What is added | Tables | What to look at |
71- | ---| ---| ---| ---|
72- | skeleton | loop over events, sel8, \| z\| < 10 cm | ` StraCollisions ` , ` StraEvSels ` | ` eventSelection/hVertexZRec ` |
73- | 0 | loop over V0s, K0S, Λ, Λbar invariant masses | ` V0Cores ` | ` kzeroShort/hMassK0Short ` , ` lambda/hMassLambda ` |
74- | 1 | topological selections (` Filter ` + dynamic columns), rapidity, competing mass rejection | ` V0Cores ` | ` hMass*Selected ` , ` hV0CosPA ` , ` hV0Radius ` |
75- | 2 | TPC PID of the daughters (` posTrackExtra_as<> ` ) | ` V0Extras ` , ` DauTrackExtras ` , ` DauTrackTPCPIDs ` | ` hNSigmaPos/NegPionFromK0s ` , ` hMass*Selected ` |
76- | 3 | TOF PID optimised for secondary particles (` strangenesstofpid ` task) | ` V0TOFNSigmas ` | ` hMass*SelectedWithTOF ` |
77- | 4 | MC truth: true reconstructed and generated V0s | ` V0CoreMCLabels ` , ` V0MCCores ` , ` V0MCCollRefs ` | ` hPt*TrueRec ` , ` genParticles/hPt*Gen ` |
70+ | Step | What is added | Tables | What to look at |
71+ | ---------- | ----------------------------------------------------------------------------------------- | ------------------------------------------------- | ---------------------------------------------- ---|
72+ | skeleton | loop over events, sel8, \| z\| < 10 cm | ` StraCollisions ` , ` StraEvSels ` | ` eventSelection/hVertexZRec ` |
73+ | 0 | loop over V0s, K0S, Λ, Λbar invariant masses | ` V0Cores ` | ` kzeroShort/hMassK0Short ` , ` lambda/hMassLambda ` |
74+ | 1 | topological selections (` Filter ` + dynamic columns), rapidity, competing mass rejection | ` V0Cores ` | ` hMass*Selected ` , ` hV0CosPA ` , ` hV0Radius ` |
75+ | 2 | TPC PID of the daughters (` posTrackExtra_as<> ` ) | ` V0Extras ` , ` DauTrackExtras ` , ` DauTrackTPCPIDs ` | ` hNSigmaPos/NegPionFromK0s ` , ` hMass*Selected ` |
76+ | 3 | TOF PID optimised for secondary particles (` strangenesstofpid ` task) | ` V0TOFNSigmas ` | ` hMass*SelectedWithTOF ` |
77+ | 4 | MC truth: true reconstructed and generated V0s | ` V0CoreMCLabels ` , ` V0MCCores ` , ` V0MCCollRefs ` | ` hPt*TrueRec ` , ` genParticles/hPt*Gen ` |
7878
7979Step 1 selections (in ` jsonConfigs/step1.json ` ):
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81- | Selection | Value | Getter | Column |
82- | ---| ---| ---| ---|
83- | DCA pos./neg. daughter to PV | > 0.06 cm | ` dcapostopv() ` , ` dcanegtopv() ` | standard |
84- | DCA between daughters | < 0.5 cm | ` dcaV0daughters() ` | standard |
85- | cosine of pointing angle | > 0.995 | ` v0cosPA() ` | ** standard** in derived data |
86- | decay radius | > 0.9 cm | ` v0radius() ` | dynamic |
87- | rapidity | \| y\| < 0.5 | ` yK0Short() ` , ` yLambda() ` | dynamic |
81+ | Selection | Value | Getter | Column |
82+ | ------------------------------ | ------------- | -------------------------------- | --------------------------- ---|
83+ | DCA pos./neg. daughter to PV | > 0.06 cm | ` dcapostopv() ` , ` dcanegtopv() ` | standard |
84+ | DCA between daughters | < 0.5 cm | ` dcaV0daughters() ` | standard |
85+ | cosine of pointing angle | > 0.995 | ` v0cosPA() ` | ** standard** in derived data |
86+ | decay radius | > 0.9 cm | ` v0radius() ` | dynamic |
87+ | rapidity | \| y\| < 0.5 | ` yK0Short() ` , ` yLambda() ` | dynamic |
8888
8989Hints for the steps:
9090- ** Step 0** : look at the ` aod::V0Cores ` table in ` PWGLF/DataModel/LFStrangenessTables.h ` and at the getters
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