message: Strenghtened track cuts and dca_tracks to decrease combinatorics
diff: @@ -2173,19 +2173,19 @@ void AliAnalysisTaskDoubleHypNucTree::InitArrays() {
  PiNegSecArray.clear();
  // __ cuts __ //
  - kDCATracksCut = 3.;
  + kDCATracksCut = 2.;
  kTrackPtUncertCut = 1.0;
  kPointingAngleCut = 0.9;
  kPIDSelecCut = 4.0;
  int nsigma = 5;
  kMin4LLHMass = 4.04;//4.106 - nsigma * 0.004;
  - kMax4LLHMass = 4.20;//4.106 + nsigma * 0.004;
  + kMax4LLHMass = 4.18;//4.106 + nsigma * 0.004;
  kMin4LHeMass = 3.86;//3.924 - nsigma * 0.003;
  - kMax4LHeMass = 4.02;//3.924 + nsigma * 0.003;
  + kMax4LHeMass = 4.00;//3.924 + nsigma * 0.003;
  kMin4LHMass = 3.86;//3.925 - nsigma * 0.003;
  - kMax4LHMass = 4.02;//3.925 + nsigma * 0.003;
  - kMin3LHMass = 2.93;//2.991 - nsigma * 0.002;
  - kMax3LHMass = 3.05;//2.991 + nsigma * 0.002;
  + kMax4LHMass = 4.00;//3.925 + nsigma * 0.003;
  + kMin3LHMass = 2.92;//2.991 - nsigma * 0.002;
  + kMax3LHMass = 3.06;//2.991 + nsigma * 0.002;
  }
  // _________________________________________________ //
  Int_t AliAnalysisTaskDoubleHypNucTree::CustomTrackCut(const AliAODTrack& track, Int_t particle) {//1 = 3He, 2 = p, 3 = pi
  @@ -2209,13 +2209,13 @@ Int_t AliAnalysisTaskDoubleHypNucTree::CustomTrackCut(const AliAODTrack& track,
  // __ require TPC refit __ //
  if (!(track.GetStatus() & AliAODTrack::kTPCrefit)) rval = 0;
  // __ pion momentum __ //
  - if (particle == 3 && part.Pt() > 3.) rval = 0;
  + if (particle == 3 && part.Pt() > 2.) rval = 0;
  // __ proton momentum __ //
  //if (particle == 2 && part.Pt() > 5.) rval = 0;
  // __ he momentum __ //
  //if (particle == 1 && (part.Pt() > 7. || part.Pt() < 0.8)) rval = 0;
  // __ ncls TPC pion __ //
  - if (particle == 3 && track.GetTPCNcls() < 40) rval = 0;
  + if (particle == 3 && track.GetTPCNcls() < 50) rval = 0;
  // __ ncls TPC proton __ //
  if (particle == 2 && track.GetTPCNcls() < 50) rval = 0;
  // __ ncls TPC He3 __ //
  