PWGLF: add histo to check candidate selection (#5642)

* ML and Sigma0 work

* PWGLF: Updating feature list and selections

* PWGLF/Sigma0builder: modularize further

* Lambdakzerobuilder tuning

* Builder incorporates ML

* Move ML calculation to cover both V0 and V0fC

* PWGLF/ML: Changing task name, minor adjustments in ML selection

* Eval only if requested

* implementation of ML in cascade builder

* Add cascade ML selection TC

* PWGLF/ML: Including ITSClSizes in feature list

* Forgot git add

* Modifications for cascades

* Add mass window conformity map

* PWGLF/ML: Major adjustment in TC

* Add mass windows

* Changes in pre-selections

* Open defaults

* Open defaults

* Please consider the following formatting changes

* First batch of megalinter errors

* Please consider the following formatting changes

* Megalinter order errors fixed

* Please consider the following formatting changes

* Fix one last ordering issue

* Fix LAST megalinter error phew phew

* Including histogram to save selection info

* Changing selection criteria

* Please consider the following formatting changes

---------

Co-authored-by: ddobrigk <david.dobrigkeit.chinellato@cern.ch>
Co-authored-by: ALICE Action Bot <alibuild@cern.ch>

Author: 3 people

PWGLF/TableProducer/Strangeness/lambdakzeroMLSelectionTreeCreator.cxx

@@ -107,13 +107,12 @@ struct lambdakzeroMLSelectionTreeCreator {
 
   // Axis:
   ConfigurableAxis centralityAxis{"centralityAxis", {100, 0.0f, 100.0f}, ""};
-
-  // Save certain candidates only
-  Configurable<int> saveCandidateMask{"saveCandidateMask", 15, "Mask to decide saving candidates"};
+  ConfigurableAxis candSelectionAxis{"candSelectionAxis", {16, 0.0f, 16.0f}, ""};
 
   void init(InitContext const&)
   {
     histos.add("hEventCentrality", "hEventCentrality", kTH1F, {centralityAxis});
+    histos.add("hCandSelection", "hCandSelection", kTH1F, {candSelectionAxis});
   }
 
   // Helper struct to pass v0 information
@@ -245,7 +244,9 @@ struct lambdakzeroMLSelectionTreeCreator {
     // 13: Consistent with Lambda, Gamma, and K0Short, 14: Consistent with Anti-Lambda, Gamma, and K0Short
     // 15: Consistent with Lambda, Anti-Lambda, Gamma, and K0Short
 
-    if ((Candidate.SelHypothesis & saveCandidateMask) != saveCandidateMask)
+    histos.fill(HIST("hCandSelection"), Candidate.SelHypothesis);
+
+    if (Candidate.SelHypothesis == 0)
       return;
 
     // MC flags

PWGLF/TableProducer/Strangeness/lambdakzeromlselection.cxx

@@ -69,7 +69,6 @@ using V0DerivedDatas = soa::Join<aod::V0Cores, aod::V0Extras, aod::V0CollRefs>;
 
 struct lambdakzeromlselection {
   o2::ml::OnnxModel lambda_bdt;
-  ;
   o2::ml::OnnxModel antilambda_bdt;
   o2::ml::OnnxModel gamma_bdt;
   o2::ml::OnnxModel kzeroshort_bdt;
@@ -188,14 +187,14 @@ struct lambdakzeromlselection {
   void processDerivedData(aod::StraCollision const& coll, V0DerivedDatas const& v0s)
   {
     histos.fill(HIST("hEventVertexZ"), coll.posZ());
-    for (auto& v0 : v0s) { // looping over lambdas
+    for (auto& v0 : v0s) {
       processCandidate(v0);
     }
   }
   void processStandardData(aod::Collision const& coll, V0OriginalDatas const& v0s)
   {
     histos.fill(HIST("hEventVertexZ"), coll.posZ());
-    for (auto& v0 : v0s) { // looping over lambdas
+    for (auto& v0 : v0s) {
       processCandidate(v0);
     }
   }