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CutBasedElectronID.cc
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1 #include "CutBasedElectronID.h"
2 
3 #include "DataFormats/EgammaReco/interface/BasicCluster.h"
4 #include "DataFormats/GsfTrackReco/interface/GsfTrack.h"
5 #include "DataFormats/BeamSpot/interface/BeamSpot.h"
6 
7 #include <algorithm>
8 
9 CutBasedElectronID::CutBasedElectronID(const edm::ParameterSet& conf, edm::ConsumesCollector& iC) {
10  verticesCollection_ = iC.consumes<std::vector<reco::Vertex> >(conf.getParameter<edm::InputTag>("verticesCollection"));
11 }
12 
13 void CutBasedElectronID::setup(const edm::ParameterSet& conf) {
14  // Get all the parameters
15  //baseSetup(conf);
16 
17  type_ = conf.getParameter<std::string>("electronIDType");
18  quality_ = conf.getParameter<std::string>("electronQuality");
19  version_ = conf.getParameter<std::string>("electronVersion");
20  //verticesCollection_ = conf.getParameter<edm::InputTag>("verticesCollection");
21 
22  if (type_ == "classbased" and (version_ == "V06")) {
23  newCategories_ = conf.getParameter<bool>("additionalCategories");
24  }
25 
26  if (type_ == "classbased" and (version_ == "V03" or version_ == "V04" or version_ == "V05" or version_.empty())) {
27  wantBinning_ = conf.getParameter<bool>("etBinning");
28  newCategories_ = conf.getParameter<bool>("additionalCategories");
29  }
30 
31  if (type_ == "robust" || type_ == "classbased") {
32  std::string stringCut = type_ + quality_ + "EleIDCuts" + version_;
33  cuts_ = conf.getParameter<edm::ParameterSet>(stringCut);
34  } else {
35  throw cms::Exception("Configuration")
36  << "Invalid electronType parameter in CutBasedElectronID: must be robust or classbased\n";
37  }
38 }
39 
40 double CutBasedElectronID::result(const reco::GsfElectron* electron, const edm::Event& e, const edm::EventSetup& es) {
41  if (type_ == "classbased")
42  return cicSelection(electron, e, es);
43  else if (type_ == "robust")
44  return robustSelection(electron, e, es);
45 
46  return 0;
47 }
48 
49 int CutBasedElectronID::classify(const reco::GsfElectron* electron) {
50  double eta = fabs(electron->superCluster()->eta());
51  double eOverP = electron->eSuperClusterOverP();
52  double fBrem = electron->fbrem();
53 
54  int cat = -1;
55  if (version_ == "V00" || version_ == "V01") {
56  if ((electron->isEB() && fBrem < 0.06) || (electron->isEE() && fBrem < 0.1))
57  cat = 1;
58  else if (eOverP < 1.2 && eOverP > 0.8)
59  cat = 0;
60  else
61  cat = 2;
62 
63  return cat;
64 
65  } else if (version_ == "V02") {
66  if (electron->isEB()) { // BARREL
67  if (fBrem < 0.12)
68  cat = 1;
69  else if (eOverP < 1.2 && eOverP > 0.9)
70  cat = 0;
71  else
72  cat = 2;
73  } else { // ENDCAP
74  if (fBrem < 0.2)
75  cat = 1;
76  else if (eOverP < 1.22 && eOverP > 0.82)
77  cat = 0;
78  else
79  cat = 2;
80  }
81 
82  return cat;
83 
84  } else {
85  if (electron->isEB()) {
86  if ((fBrem >= 0.12) and (eOverP > 0.9) and (eOverP < 1.2))
87  cat = 0;
88  else if (((eta > .445 and eta < .45) or (eta > .79 and eta < .81) or (eta > 1.137 and eta < 1.157) or
89  (eta > 1.47285 and eta < 1.4744)) and
90  newCategories_)
91  cat = 6;
92  else if (electron->trackerDrivenSeed() and !electron->ecalDrivenSeed() and newCategories_)
93  cat = 8;
94  else if (fBrem < 0.12)
95  cat = 1;
96  else
97  cat = 2;
98  } else {
99  if ((fBrem >= 0.2) and (eOverP > 0.82) and (eOverP < 1.22))
100  cat = 3;
101  else if (eta > 1.5 and eta < 1.58 and newCategories_)
102  cat = 7;
103  else if (electron->trackerDrivenSeed() and !electron->ecalDrivenSeed() and newCategories_)
104  cat = 8;
105  else if (fBrem < 0.2)
106  cat = 4;
107  else
108  cat = 5;
109  }
110 
111  return cat;
112  }
113 
114  return -1;
115 }
116 
117 double CutBasedElectronID::cicSelection(const reco::GsfElectron* electron,
118  const edm::Event& e,
119  const edm::EventSetup& es) {
120  double scTheta = (2 * atan(exp(-electron->superCluster()->eta())));
121  double scEt = electron->superCluster()->energy() * sin(scTheta);
122 
123  double eta = fabs(electron->superCluster()->eta());
124 
125  double eOverP = electron->eSuperClusterOverP();
126  double eSeedOverPin = electron->eSeedClusterOverP();
127  double fBrem = electron->fbrem();
128  double hOverE = electron->hadronicOverEm();
129  double sigmaee = electron->sigmaIetaIeta(); //sqrt(vLocCov[0]);
130  double deltaPhiIn = electron->deltaPhiSuperClusterTrackAtVtx();
131  double deltaEtaIn = electron->deltaEtaSuperClusterTrackAtVtx();
132 
133  double ip = 0;
134  int mishits = electron->gsfTrack()->missingInnerHits();
135  double tkIso = electron->dr03TkSumPt();
136  double ecalIso = electron->dr04EcalRecHitSumEt();
137  double hcalIso = electron->dr04HcalTowerSumEt();
138 
139  if (version_ == "V00") {
140  sigmaee = electron->sigmaEtaEta(); //sqrt(vCov[0]);
141  if (electron->isEE())
142  sigmaee = sigmaee - 0.02 * (fabs(eta) - 2.3); //correct sigmaetaeta dependence on eta in endcap
143  }
144 
145  if (version_ != "V01" or version_ != "V00") {
146  edm::Handle<reco::VertexCollection> vtxH;
147  e.getByToken(verticesCollection_, vtxH);
148  if (!vtxH->empty()) {
149  reco::VertexRef vtx(vtxH, 0);
150  ip = fabs(electron->gsfTrack()->dxy(math::XYZPoint(vtx->x(), vtx->y(), vtx->z())));
151  } else
152  ip = fabs(electron->gsfTrack()->dxy());
153 
154  if (electron->isEB()) {
155  sigmaee = electron->sigmaIetaIeta(); //sqrt(vCov[0]);
156  }
157  }
158 
159  std::vector<double> cut;
160 
161  int cat = classify(electron);
162  int eb;
163 
164  if (electron->isEB())
165  eb = 0;
166  else
167  eb = 1;
168 
169  // LOOSE and TIGHT Selections
170  if (type_ == "classbased" && (version_ == "V01" || version_ == "V00")) {
171  if ((eOverP < 0.8) && (fBrem < 0.2))
172  return 0.;
173 
174  cut = cuts_.getParameter<std::vector<double> >("hOverE");
175  if (hOverE > cut[cat + 4 * eb])
176  return 0.;
177 
178  cut = cuts_.getParameter<std::vector<double> >("sigmaEtaEta");
179  if (sigmaee > cut[cat + 4 * eb])
180  return 0.;
181 
182  cut = cuts_.getParameter<std::vector<double> >("deltaPhiIn");
183  if (eOverP < 1.5) {
184  if (fabs(deltaPhiIn) > cut[cat + 4 * eb])
185  return 0.;
186  } else {
187  if (fabs(deltaPhiIn) > cut[3 + 4 * eb])
188  return 0.;
189  }
190 
191  cut = cuts_.getParameter<std::vector<double> >("deltaEtaIn");
192  if (fabs(deltaEtaIn) > cut[cat + 4 * eb])
193  return 0.;
194 
195  cut = cuts_.getParameter<std::vector<double> >("eSeedOverPin");
196  if (eSeedOverPin < cut[cat + 4 * eb])
197  return 0.;
198 
199  if (quality_ == "tight")
200  if (eOverP < 0.9 * (1 - fBrem))
201  return 0.;
202 
203  return 1.;
204  }
205 
206  if (type_ == "classbased" and version_ == "V02") {
207  double result = 0.;
208 
209  int bin = 0;
210 
211  if (scEt < 20.)
212  bin = 2;
213  else if (scEt > 30.)
214  bin = 0;
215  else
216  bin = 1;
217 
218  if (fBrem > 0)
219  eSeedOverPin = eSeedOverPin + fBrem;
220 
221  if (bin != 2) {
222  tkIso = tkIso * pow(40. / scEt, 2);
223  ecalIso = ecalIso * pow(40. / scEt, 2);
224  hcalIso = hcalIso * pow(40. / scEt, 2);
225  }
226 
227  std::vector<double> cutTk = cuts_.getParameter<std::vector<double> >("cutisotk");
228  std::vector<double> cutEcal = cuts_.getParameter<std::vector<double> >("cutisoecal");
229  std::vector<double> cutHcal = cuts_.getParameter<std::vector<double> >("cutisohcal");
230  if ((tkIso > cutTk[cat + 3 * eb + bin * 6]) || (ecalIso > cutEcal[cat + 3 * eb + bin * 6]) ||
231  (hcalIso > cutHcal[cat + 3 * eb + bin * 6]))
232  result = 0.;
233  else
234  result = 2.;
235 
236  if (fBrem > -2) {
237  std::vector<double> cuthoe = cuts_.getParameter<std::vector<double> >("cuthoe");
238  std::vector<double> cutsee = cuts_.getParameter<std::vector<double> >("cutsee");
239  std::vector<double> cutdphi = cuts_.getParameter<std::vector<double> >("cutdphiin");
240  std::vector<double> cutdeta = cuts_.getParameter<std::vector<double> >("cutdetain");
241  std::vector<double> cuteopin = cuts_.getParameter<std::vector<double> >("cuteseedopcor");
242  std::vector<double> cutet = cuts_.getParameter<std::vector<double> >("cutet");
243  std::vector<double> cutip = cuts_.getParameter<std::vector<double> >("cutip");
244  std::vector<double> cutmishits = cuts_.getParameter<std::vector<double> >("cutmishits");
245  if ((hOverE < cuthoe[cat + 3 * eb + bin * 6]) and (sigmaee < cutsee[cat + 3 * eb + bin * 6]) and
246  (fabs(deltaPhiIn) < cutdphi[cat + 3 * eb + bin * 6]) and
247  (fabs(deltaEtaIn) < cutdeta[cat + 3 * eb + bin * 6]) and (eSeedOverPin > cuteopin[cat + 3 * eb + bin * 6]) and
248  (ip < cutip[cat + 3 * eb + bin * 6]) and (mishits < cutmishits[cat + 3 * eb + bin * 6]))
249  result = result + 1.;
250  }
251  return result;
252  }
253 
254  if (version_ == "V03" or version_ == "V04" or version_ == "V05") {
255  double result = 0.;
256 
257  int bin = 0;
258 
259  if (wantBinning_) {
260  if (scEt < 20.)
261  bin = 2;
262  else if (scEt > 30.)
263  bin = 0;
264  else
265  bin = 1;
266  }
267 
268  if (fBrem > 0)
269  eSeedOverPin = eSeedOverPin + fBrem;
270 
271  float iso_sum = tkIso + ecalIso + hcalIso;
272  float iso_sum_corrected = iso_sum * pow(40. / scEt, 2);
273 
274  std::vector<double> cutIsoSum = cuts_.getParameter<std::vector<double> >("cutiso_sum");
275  std::vector<double> cutIsoSumCorr = cuts_.getParameter<std::vector<double> >("cutiso_sumoet");
276  if ((iso_sum < cutIsoSum[cat + bin * 9]) and (iso_sum_corrected < cutIsoSumCorr[cat + bin * 9]))
277  result += 2.;
278 
279  if (fBrem > -2) {
280  std::vector<double> cuthoe = cuts_.getParameter<std::vector<double> >("cuthoe");
281  std::vector<double> cutsee = cuts_.getParameter<std::vector<double> >("cutsee");
282  std::vector<double> cutdphi = cuts_.getParameter<std::vector<double> >("cutdphiin");
283  std::vector<double> cutdeta = cuts_.getParameter<std::vector<double> >("cutdetain");
284  std::vector<double> cuteopin = cuts_.getParameter<std::vector<double> >("cuteseedopcor");
285  std::vector<double> cutet = cuts_.getParameter<std::vector<double> >("cutet");
286 
287  if ((hOverE < cuthoe[cat + bin * 9]) and (sigmaee < cutsee[cat + bin * 9]) and
288  (fabs(deltaPhiIn) < cutdphi[cat + bin * 9]) and (fabs(deltaEtaIn) < cutdeta[cat + bin * 9]) and
289  (eSeedOverPin > cuteopin[cat + bin * 9]) and (scEt > cutet[cat + bin * 9]))
290  result += 1.;
291  }
292 
293  std::vector<double> cutip = cuts_.getParameter<std::vector<double> >("cutip_gsf");
294  if (ip < cutip[cat + bin * 9])
295  result += 8;
296 
297  std::vector<double> cutmishits = cuts_.getParameter<std::vector<double> >("cutfmishits");
298  std::vector<double> cutdcotdist = cuts_.getParameter<std::vector<double> >("cutdcotdist");
299 
300  float dist = (electron->convDist() == -9999. ? 9999 : electron->convDist());
301  float dcot = (electron->convDcot() == -9999. ? 9999 : electron->convDcot());
302 
303  float dcotdistcomb =
304  ((0.04 - std::max(fabs(dist), fabs(dcot))) > 0 ? (0.04 - std::max(fabs(dist), fabs(dcot))) : 0);
305 
306  if ((mishits < cutmishits[cat + bin * 9]) and (dcotdistcomb < cutdcotdist[cat + bin * 9]))
307  result += 4;
308 
309  return result;
310  }
311 
312  if (type_ == "classbased" && (version_ == "V06" || version_.empty())) {
313  std::vector<double> cutIsoSum = cuts_.getParameter<std::vector<double> >("cutiso_sum");
314  std::vector<double> cutIsoSumCorr = cuts_.getParameter<std::vector<double> >("cutiso_sumoet");
315  std::vector<double> cuthoe = cuts_.getParameter<std::vector<double> >("cuthoe");
316  std::vector<double> cutsee = cuts_.getParameter<std::vector<double> >("cutsee");
317  std::vector<double> cutdphi = cuts_.getParameter<std::vector<double> >("cutdphiin");
318  std::vector<double> cutdeta = cuts_.getParameter<std::vector<double> >("cutdetain");
319  std::vector<double> cuteopin = cuts_.getParameter<std::vector<double> >("cuteseedopcor");
320  std::vector<double> cutmishits = cuts_.getParameter<std::vector<double> >("cutfmishits");
321  std::vector<double> cutdcotdist = cuts_.getParameter<std::vector<double> >("cutdcotdist");
322  std::vector<double> cutip = cuts_.getParameter<std::vector<double> >("cutip_gsf");
323  std::vector<double> cutIsoSumCorrl = cuts_.getParameter<std::vector<double> >("cutiso_sumoetl");
324  std::vector<double> cuthoel = cuts_.getParameter<std::vector<double> >("cuthoel");
325  std::vector<double> cutseel = cuts_.getParameter<std::vector<double> >("cutseel");
326  std::vector<double> cutdphil = cuts_.getParameter<std::vector<double> >("cutdphiinl");
327  std::vector<double> cutdetal = cuts_.getParameter<std::vector<double> >("cutdetainl");
328  std::vector<double> cutipl = cuts_.getParameter<std::vector<double> >("cutip_gsfl");
329 
330  int result = 0;
331 
332  const int ncuts = 10;
333  std::vector<bool> cut_results(ncuts, false);
334 
335  float iso_sum = tkIso + ecalIso + hcalIso;
336  float scEta = electron->superCluster()->eta();
337  if (fabs(scEta) > 1.5)
338  iso_sum += (fabs(scEta) - 1.5) * 1.09;
339 
340  float iso_sumoet = iso_sum * (40. / scEt);
341 
342  float eseedopincor = eSeedOverPin + fBrem;
343  if (fBrem < 0)
344  eseedopincor = eSeedOverPin;
345 
346  float dist = (electron->convDist() == -9999. ? 9999 : electron->convDist());
347  float dcot = (electron->convDcot() == -9999. ? 9999 : electron->convDcot());
348 
349  float dcotdistcomb =
350  ((0.04 - std::max(fabs(dist), fabs(dcot))) > 0 ? (0.04 - std::max(fabs(dist), fabs(dcot))) : 0);
351 
352  for (int cut = 0; cut < ncuts; cut++) {
353  switch (cut) {
354  case 0:
355  cut_results[cut] = compute_cut(fabs(deltaEtaIn), scEt, cutdetal[cat], cutdeta[cat]);
356  break;
357  case 1:
358  cut_results[cut] = compute_cut(fabs(deltaPhiIn), scEt, cutdphil[cat], cutdphi[cat]);
359  break;
360  case 2:
361  cut_results[cut] = (eseedopincor > cuteopin[cat]);
362  break;
363  case 3:
364  cut_results[cut] = compute_cut(hOverE, scEt, cuthoel[cat], cuthoe[cat]);
365  break;
366  case 4:
367  cut_results[cut] = compute_cut(sigmaee, scEt, cutseel[cat], cutsee[cat]);
368  break;
369  case 5:
370  cut_results[cut] = compute_cut(iso_sumoet, scEt, cutIsoSumCorrl[cat], cutIsoSumCorr[cat]);
371  break;
372  case 6:
373  cut_results[cut] = (iso_sum < cutIsoSum[cat]);
374  break;
375  case 7:
376  cut_results[cut] = compute_cut(fabs(ip), scEt, cutipl[cat], cutip[cat]);
377  break;
378  case 8:
379  cut_results[cut] = (mishits < cutmishits[cat]);
380  break;
381  case 9:
382  cut_results[cut] = (dcotdistcomb < cutdcotdist[cat]);
383  break;
384  }
385  }
386 
387  // ID part
388  if (cut_results[0] & cut_results[1] & cut_results[2] & cut_results[3] & cut_results[4])
389  result = result + 1;
390 
391  // ISO part
392  if (cut_results[5] & cut_results[6])
393  result = result + 2;
394 
395  // IP part
396  if (cut_results[7])
397  result = result + 8;
398 
399  // Conversion part
400  if (cut_results[8] & cut_results[9])
401  result = result + 4;
402 
403  return result;
404  }
405 
406  return -1.;
407 }
408 
409 bool CutBasedElectronID::compute_cut(double x, double et, double cut_min, double cut_max, bool gtn) {
410  float et_min = 10;
411  float et_max = 40;
412 
413  bool accept = false;
414  float cut = cut_max; // the cut at et=40 GeV
415 
416  if (et < et_max) {
417  cut = cut_min + (1 / et_min - 1 / et) * (cut_max - cut_min) / (1 / et_min - 1 / et_max);
418  }
419 
420  if (et < et_min) {
421  cut = cut_min;
422  }
423 
424  if (gtn) { // useful for e/p cut which is gt
425  accept = (x >= cut);
426  } else {
427  accept = (x <= cut);
428  }
429 
430  //std::cout << x << " " << cut_min << " " << cut << " " << cut_max << " " << et << " " << accept << std::endl;
431  return accept;
432 }
433 
434 double CutBasedElectronID::robustSelection(const reco::GsfElectron* electron,
435  const edm::Event& e,
436  const edm::EventSetup& es) {
437  double scTheta = (2 * atan(exp(-electron->superCluster()->eta())));
438  double scEt = electron->superCluster()->energy() * sin(scTheta);
439  double eta = electron->p4().Eta();
440  double eOverP = electron->eSuperClusterOverP();
441  double hOverE = electron->hadronicOverEm();
442  double sigmaee = electron->sigmaIetaIeta();
443  double e25Max = electron->e2x5Max();
444  double e15 = electron->e1x5();
445  double e55 = electron->e5x5();
446  double e25Maxoe55 = e25Max / e55;
447  double e15oe55 = e15 / e55;
448  double deltaPhiIn = electron->deltaPhiSuperClusterTrackAtVtx();
449  double deltaEtaIn = electron->deltaEtaSuperClusterTrackAtVtx();
450 
451  double ip = 0;
452  int mishits = electron->gsfTrack()->missingInnerHits();
453  double tkIso = electron->dr03TkSumPt();
454  double ecalIso = electron->dr04EcalRecHitSumEt();
455  double ecalIsoPed = (electron->isEB()) ? std::max(0., ecalIso - 1.) : ecalIso;
456  double hcalIso = electron->dr04HcalTowerSumEt();
457  double hcalIso1 = electron->dr04HcalTowerSumEt(1);
458  double hcalIso2 = electron->dr04HcalTowerSumEt(2);
459 
460  if (version_ == "V00") {
461  sigmaee = electron->sigmaEtaEta();
462  if (electron->isEE())
463  sigmaee = sigmaee - 0.02 * (fabs(eta) - 2.3); //correct sigmaetaeta dependence on eta in endcap
464  }
465 
466  if (version_ == "V03" or version_ == "V04") {
467  edm::Handle<reco::BeamSpot> pBeamSpot;
468  // uses the same name for the vertex collection to avoid adding more new names
469  e.getByToken(verticesCollection_, pBeamSpot);
470  if (pBeamSpot.isValid()) {
471  const reco::BeamSpot* bspot = pBeamSpot.product();
472  const math::XYZPoint& bspotPosition = bspot->position();
473  ip = fabs(electron->gsfTrack()->dxy(bspotPosition));
474  } else
475  ip = fabs(electron->gsfTrack()->dxy());
476  }
477 
478  if (version_ == "V04" or version_ == "V05") {
479  ecalIso = electron->dr03EcalRecHitSumEt();
480  ecalIsoPed = (electron->isEB()) ? std::max(0., ecalIso - 1.) : ecalIso;
481  hcalIso = electron->dr03HcalTowerSumEt();
482  hcalIso1 = electron->dr03HcalTowerSumEt(1);
483  hcalIso2 = electron->dr03HcalTowerSumEt(2);
484  }
485 
486  if (version_ == "V05") {
487  edm::Handle<reco::VertexCollection> vtxH;
488  e.getByToken(verticesCollection_, vtxH);
489  if (!vtxH->empty()) {
490  reco::VertexRef vtx(vtxH, 0);
491  ip = fabs(electron->gsfTrack()->dxy(math::XYZPoint(vtx->x(), vtx->y(), vtx->z())));
492  } else
493  ip = fabs(electron->gsfTrack()->dxy());
494  }
495 
496  // .....................................................................................
497  std::vector<double> cut;
498  // ROBUST Selection
499  if (type_ == "robust") {
500  double result = 0;
501 
502  // hoe, sigmaEtaEta, dPhiIn, dEtaIn
503  if (electron->isEB())
504  cut = cuts_.getParameter<std::vector<double> >("barrel");
505  else
506  cut = cuts_.getParameter<std::vector<double> >("endcap");
507  // check isolations: if only isolation passes result = 2
508  if (quality_ == "highenergy") {
509  if ((tkIso > cut[6] || hcalIso2 > cut[11]) ||
510  (electron->isEB() && ((ecalIso + hcalIso1) > cut[7] + cut[8] * scEt)) ||
511  (electron->isEE() && (scEt >= 50.) && ((ecalIso + hcalIso1) > cut[7] + cut[8] * (scEt - 50))) ||
512  (electron->isEE() && (scEt < 50.) && ((ecalIso + hcalIso1) > cut[9] + cut[10] * (scEt - 50))))
513  result = 0;
514  else
515  result = 2;
516  } else {
517  if ((tkIso > cut[6]) || (ecalIso > cut[7]) || (hcalIso > cut[8]) || (hcalIso1 > cut[9]) || (hcalIso2 > cut[10]) ||
518  (tkIso / electron->p4().Pt() > cut[11]) || (ecalIso / electron->p4().Pt() > cut[12]) ||
519  (hcalIso / electron->p4().Pt() > cut[13]) || ((tkIso + ecalIso + hcalIso) > cut[14]) ||
520  (((tkIso + ecalIso + hcalIso) / electron->p4().Pt()) > cut[15]) ||
521  ((tkIso + ecalIsoPed + hcalIso) > cut[16]) ||
522  (((tkIso + ecalIsoPed + hcalIso) / electron->p4().Pt()) > cut[17]))
523  result = 0.;
524  else
525  result = 2.;
526  }
527 
528  if ((hOverE < cut[0]) && (sigmaee < cut[1]) && (fabs(deltaPhiIn) < cut[2]) && (fabs(deltaEtaIn) < cut[3]) &&
529  (e25Maxoe55 > cut[4] && e15oe55 > cut[5]) && (sigmaee >= cut[18]) && (eOverP > cut[19] && eOverP < cut[20])) {
530  result = result + 1;
531  }
532 
533  if (ip > cut[21])
534  return result;
535  if (mishits > cut[22]) // expected missing hits
536  return result;
537  // positive cut[23] means to demand a valid hit in 1st layer PXB
538  if (cut[23] > 0 &&
539  !electron->gsfTrack()->hitPattern().hasValidHitInPixelLayer(PixelSubdetector::SubDetector::PixelBarrel, 1))
540  return result;
541 
542  // cut[24]: Dist cut[25]: dcot
543  float dist = fabs(electron->convDist());
544  float dcot = fabs(electron->convDcot());
545  bool isConversion = (cut[24] > 99. || cut[25] > 99.) ? false : (dist < cut[24] && dcot < cut[25]);
546  if (isConversion)
547  return result;
548 
549  result += 4;
550 
551  return result;
552  }
553 
554  return -1.;
555 }
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