tracks_z = events['Tracks.fCoordinates.fZ'][ievt]
tracks_E = np.sqrt(tracks_x**2 + tracks_y**2 + tracks_z**2 + 0.13957**2)
tracks = uproot_methods.TLorentzVectorArray.from_cartesian(
ak.to_awkward0(tracks_x), ak.to_awkward0(tracks_y),
ak.to_awkward0(tracks_z), ak.to_awkward0(tracks_E))
tracks_fromPV0 = events['Tracks_fromPV0'][ievt]
tracks_matchedToPFCandidate = events['Tracks_matchedToPFCandidate'][ievt]
tracks = tracks[(tracks.pt > 1.) & (abs(tracks.eta) < 2.5) &
(ak.to_awkward0(tracks_fromPV0) >= 2) &
(ak.to_awkward0(tracks_matchedToPFCandidate) > 0)]
# Cluster AK15 jets
jetsAK15 = suepsUtilities.makeJets(tracks, 1.5)
if len(jetsAK15) > 0:
isrJet = suepsUtilities.isrTagger(jetsAK15)
# Boost everything to scalar's rest frame
tracks_boosted = tracks.boost(-isrJet.p3 / isrJet.energy)
else:
tracks_boosted = tracks
tracks_boosted_minus1 = suepsUtilities.removeMaxE(tracks_boosted, N=5)
tracks_boosted_minus2 = suepsUtilities.removeMaxE(tracks_boosted, N=10)
tracks_boosted_minus3 = suepsUtilities.removeMaxE(tracks_boosted, N=20)
tracks_boosted_minus4 = suepsUtilities.removeMaxE(tracks_boosted, N=40)
tracks_boosted_minus5 = suepsUtilities.removeMaxE(tracks_boosted, N=80)
if not (tracks_boosted.size == 0):
s = eventShapesUtilities.sphericityTensor(tracks_boosted)
if np.isfinite(s).all():
evtShape[ievt] = eventShapesUtilities.sphericity(s)
IsrParticles = GenParticles[GenParticles_ParentId != 999998]
hist1 = bh.Histogram(bh.axis.Regular(100, 0, 1))
hist2 = bh.Histogram(bh.axis.Regular(100, 0, 1))
for ievt in range(GenParticles_Status.size):
# Gen particles
fromScalarParticles = FromScalarParticles[ievt]
isrParticles = IsrParticles[ievt]
# Tracks in the event
tracks = Tracks[ievt]
# Cluster AK15 jets and find ISR jet
jetsAK15 = suepsUtilities.makeJets(tracks, 1.5)
suepJet = suepsUtilities.isrTagger(jetsAK15)
isrJet = suepsUtilities.isrTagger(jetsAK15, multiplicity='low')
# Boost event
fromScalarParticles_bst = fromScalarParticles.boost(-suepJet.p3 /
suepJet.energy)
isrParticles_bst = isrParticles.boost(-suepJet.p3 / suepJet.energy)
isrJet_bst = isrJet.boost(-suepJet.p3 / suepJet.energy)
# Cluster gen AK2 jets
genJetsAK2_fromScalar = suepsUtilities.makeJets(fromScalarParticles,
0.2,
mode='new')
genJetsAK2_ISR = suepsUtilities.makeJets(isrParticles, 0.2, mode='new')
genJetsAK2_fromScalar_bst = suepsUtilities.makeJets(
fromScalarParticles_bst, 0.2, mode='new')
def signalRun(mMed, hist1, hist2):
# Get the file and import using uproot
base = '/Users/chrispap/'
datasets = [
base +
'PrivateSamples.SUEP_2018_mMed-%d_mDark-2_temp-2_decay-darkPhoHad_13TeV-pythia8_n-100_0_RA2AnalysisTree.root'
% (mMed),
]
rootfile = datasets[0]
fin = uproot.open(rootfile)
# Attach the branches to numpy arrays
tree = fin['TreeMaker2/PreSelection']
def get_branch(branchname):
return tree[branchname].array()
GenParticles_pt = get_branch('GenParticles.fCoordinates.fPt')
GenParticles_eta = get_branch('GenParticles.fCoordinates.fEta')
GenParticles_phi = get_branch('GenParticles.fCoordinates.fPhi')
GenParticles_E = get_branch('GenParticles.fCoordinates.fE')
GenParticles_ParentId = get_branch(b'GenParticles_ParentId')
GenParticles_PdgId = get_branch(b'GenParticles_PdgId')
GenParticles_Status = get_branch(b'GenParticles_Status')
HT = get_branch(b'HT')
Tracks_x = get_branch('Tracks.fCoordinates.fX')
Tracks_y = get_branch('Tracks.fCoordinates.fY')
Tracks_z = get_branch('Tracks.fCoordinates.fZ')
Tracks_fromPV0 = get_branch('Tracks_fromPV0')
Tracks_matchedToPFCandidate = get_branch('Tracks_matchedToPFCandidate')
GenParticles_pt = GenParticles_pt[HT > 1200]
GenParticles_eta = GenParticles_eta[HT > 1200]
GenParticles_phi = GenParticles_phi[HT > 1200]
GenParticles_E = GenParticles_E[HT > 1200]
GenParticles_ParentId = GenParticles_ParentId[HT > 1200]
GenParticles_PdgId = GenParticles_PdgId[HT > 1200]
GenParticles_Status = GenParticles_Status[HT > 1200]
Tracks_x = Tracks_x[HT > 1200]
Tracks_y = Tracks_y[HT > 1200]
Tracks_z = Tracks_z[HT > 1200]
Tracks_fromPV0 = Tracks_fromPV0[HT > 1200]
Tracks_matchedToPFCandidate = Tracks_matchedToPFCandidate[HT > 1200]
Tracks_E = np.sqrt(Tracks_x**2 + Tracks_y**2 + Tracks_z**2 + 0.13957**2)
Tracks = uproot_methods.TLorentzVectorArray.from_cartesian(
Tracks_x, Tracks_y, Tracks_z, Tracks_E)
# Select good tracks
Tracks = Tracks[(Tracks.pt > 1.) & (abs(Tracks.eta) < 2.5) &
(Tracks_fromPV0 >= 2) & (Tracks_matchedToPFCandidate > 0)]
GenParticles = uproot_methods.TLorentzVectorArray.from_ptetaphie(
GenParticles_pt, GenParticles_eta, GenParticles_phi, GenParticles_E)
# Keep only final particles
GenParticles_ParentId = GenParticles_ParentId[
(GenParticles_Status == 1) & (GenParticles.pt > 1) &
(abs(GenParticles.eta) < 2.5)]
GenParticles = GenParticles[(GenParticles_Status == 1)
& (GenParticles.pt > 1) &
(abs(GenParticles.eta) < 2.5)]
FromScalarParticles = GenParticles[GenParticles_ParentId == 999998]
IsrParticles = GenParticles[GenParticles_ParentId != 999998]
for ievt in range(GenParticles_Status.size):
# Gen particles
fromScalarParticles = FromScalarParticles[ievt]
isrParticles = IsrParticles[ievt]
# Tracks in the event
tracks = Tracks[ievt]
# Cluster AK15 jets and find ISR jet
jetsAK15 = suepsUtilities.makeJets(tracks, 1.5)
suepJet = suepsUtilities.isrTagger(jetsAK15)
isrJet = suepsUtilities.isrTagger(jetsAK15, multiplicity='low')
# Boost event
fromScalarParticles_bst = fromScalarParticles.boost(-suepJet.p3 /
suepJet.energy)
isrParticles_bst = isrParticles.boost(-suepJet.p3 / suepJet.energy)
isrJet_bst = isrJet.boost(-suepJet.p3 / suepJet.energy)
dphi_fromScalar_bst = fromScalarParticles_bst.phi - isrJet_bst[0].phi
dphi_ISR_bst = isrParticles_bst.phi - isrJet_bst[0].phi
dphi_fromScalar_bst[dphi_fromScalar_bst > math.pi] -= 2 * math.pi
dphi_fromScalar_bst[dphi_fromScalar_bst < -math.pi] += 2 * math.pi
dphi_ISR_bst[dphi_ISR_bst > math.pi] -= 2 * math.pi
dphi_ISR_bst[dphi_ISR_bst < -math.pi] += 2 * math.pi
hist1.fill(abs(dphi_fromScalar_bst))
hist2.fill(abs(dphi_ISR_bst))
genParticles_pt = GenParticles_pt[ievt]
genParticles_phi = GenParticles_phi[ievt]
genParticles_eta = GenParticles_eta[ievt]
genParticles_E = GenParticles_E[ievt]
genParticles = uproot_methods.TLorentzVectorArray.from_ptetaphie(
genParticles_pt, genParticles_eta, genParticles_phi, genParticles_E)
genParticles_ParentId = GenParticles_ParentId[ievt]
genParticles_PdgId = GenParticles_PdgId[ievt]
genParticles_Status = GenParticles_Status[ievt]
# Tracks in the event
tracks = Tracks[ievt]
# Cluster AK15 jets and find ISR jet
jetsAK15 = suepsUtilities.makeJets(tracks, 1.5)
isrJet = suepsUtilities.isrTagger(jetsAK15, multiplicity='low')
suepsJet = suepsUtilities.isrTagger(jetsAK15, multiplicity='high')
isrJetPt[ievt] = isrJet.pt
jetRatio[ievt] = isrJet.pt / suepsJet.pt
# The last copy of the scalar mediator
#scalarParticle = genParticles[(genParticles_PdgId == 25) & (genParticles_Status == 62)]
# Define mask arrays to select the desired particles
#finalParticles = (genParticles_Status == 1) & (genParticles.pt > 1) & (abs(genParticles.eta) < 3)
#finalParticles_minusISR = finalParticles &
#(suepsUtilities.deltar(genParticles.eta, genParticles.phi, isrJet.eta, isrJet.phi) > 1.5)
#genParticles = genParticles[finalParticles]
# Boost everything to scalar's rest frame
#genParticles_boosted1 = genParticles.boost(-scalarParticle.p3/scalarParticle.energy)
