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Revision: 1.58
Committed: Wed Nov 2 20:12:03 2011 UTC (13 years, 6 months ago) by ceballos
Content type: text/plain
Branch: MAIN
Changes since 1.57: +21 -5 lines
Log Message: 
updating isolation for non-iso leptons

File Contents

# User Rev Content
1 ceballos 1.58 // $Id: MuonIDMod.cc,v 1.57 2011/10/11 17:00:24 ceballos Exp $
2 loizides 1.1
3     #include "MitPhysics/Mods/interface/MuonIDMod.h"
4 loizides 1.6 #include "MitCommon/MathTools/interface/MathUtils.h"
5 ceballos 1.38 #include "MitAna/DataTree/interface/MuonFwd.h"
6     #include "MitAna/DataTree/interface/ElectronFwd.h"
7 loizides 1.23 #include "MitAna/DataTree/interface/VertexCol.h"
8 loizides 1.6 #include "MitPhysics/Init/interface/ModNames.h"
9 loizides 1.1
10     using namespace mithep;
11    
12     ClassImp(mithep::MuonIDMod)
13    
14     //--------------------------------------------------------------------------------------------------
15     MuonIDMod::MuonIDMod(const char *name, const char *title) :
16     BaseMod(name,title),
17 loizides 1.6 fMuonBranchName(Names::gkMuonBrn),
18     fCleanMuonsName(ModNames::gkCleanMuonsName),
19 ceballos 1.39 fNonIsolatedMuonsName("random"),
20     fNonIsolatedElectronsName("random"),
21 ceballos 1.35 fVertexName(ModNames::gkGoodVertexesName),
22 ceballos 1.42 fBeamSpotName(Names::gkBeamSpotBrn),
23 ceballos 1.38 fTrackName(Names::gkTrackBrn),
24     fPFCandidatesName(Names::gkPFCandidatesBrn),
25 ceballos 1.57 fMuonIDType("WWMuIdV3"),
26 ceballos 1.49 fMuonIsoType("PFIso"),
27 loizides 1.6 fMuonClassType("Global"),
28 ceballos 1.2 fTrackIsolationCut(3.0),
29     fCaloIsolationCut(3.0),
30 sixie 1.54 fCombIsolationCut(0.15),
31     fCombRelativeIsolationCut(0.15),
32     fPFIsolationCut(-1.0),
33 ceballos 1.3 fMuonPtMin(10),
34 loizides 1.21 fApplyD0Cut(kTRUE),
35 ceballos 1.42 fApplyDZCut(kTRUE),
36 ceballos 1.30 fD0Cut(0.020),
37 ceballos 1.50 fDZCut(0.10),
38 ceballos 1.42 fWhichVertex(-1),
39 ceballos 1.30 fEtaCut(2.4),
40 loizides 1.15 fMuIDType(kIdUndef),
41     fMuIsoType(kIsoUndef),
42     fMuClassType(kClassUndef),
43 ceballos 1.14 fMuons(0),
44 loizides 1.15 fVertices(0),
45 ceballos 1.42 fBeamSpot(0),
46 ceballos 1.38 fTracks(0),
47     fPFCandidates(0),
48 ceballos 1.56 fIntRadius(0.0),
49 ceballos 1.39 fNonIsolatedMuons(0),
50 ceballos 1.41 fNonIsolatedElectrons(0),
51     fPileupEnergyDensityName(Names::gkPileupEnergyDensityBrn),
52     fPileupEnergyDensity(0)
53 loizides 1.1 {
54     // Constructor.
55     }
56    
57     //--------------------------------------------------------------------------------------------------
58     void MuonIDMod::Process()
59     {
60     // Process entries of the tree.
61    
62 ceballos 1.38 if(fMuIsoType != kPFIsoNoL) {
63     LoadEventObject(fMuonBranchName, fMuons);
64     }
65     else {
66     fMuons = GetObjThisEvt<MuonOArr>(fMuonBranchName);
67     }
68 ceballos 1.42 LoadEventObject(fBeamSpotName, fBeamSpot);
69 ceballos 1.38 LoadEventObject(fTrackName, fTracks);
70     LoadEventObject(fPFCandidatesName, fPFCandidates);
71 sixie 1.55 if(fMuIsoType == kTrackCaloSliding || fMuIsoType == kCombinedRelativeConeAreaCorrected) {
72 ceballos 1.41 LoadEventObject(fPileupEnergyDensityName, fPileupEnergyDensity);
73     }
74 loizides 1.7 MuonOArr *CleanMuons = new MuonOArr;
75     CleanMuons->SetName(fCleanMuonsName);
76 loizides 1.1
77 ceballos 1.38 fVertices = GetObjThisEvt<VertexOArr>(fVertexName);
78    
79 loizides 1.1 for (UInt_t i=0; i<fMuons->GetEntries(); ++i) {
80 loizides 1.8 const Muon *mu = fMuons->At(i);
81 loizides 1.6
82     Bool_t pass = kFALSE;
83 ceballos 1.30 Double_t pt = 0; // make sure pt is taken from the correct track!
84     Double_t eta = 0; // make sure eta is taken from the correct track!
85 loizides 1.6 switch (fMuClassType) {
86     case kAll:
87     pass = kTRUE;
88 ceballos 1.30 if (mu->HasTrk()) {
89     pt = mu->Pt();
90     eta = TMath::Abs(mu->Eta());
91     }
92 loizides 1.6 break;
93     case kGlobal:
94 ceballos 1.31 pass = mu->HasGlobalTrk() && mu->IsTrackerMuon();
95 ceballos 1.32 if (pass && mu->TrackerTrk()) {
96 ceballos 1.30 pt = mu->TrackerTrk()->Pt();
97     eta = TMath::Abs(mu->TrackerTrk()->Eta());
98     }
99 ceballos 1.32 else {
100     pt = mu->Pt();
101     eta = TMath::Abs(mu->Eta());
102     }
103 ceballos 1.30 break;
104 ceballos 1.53 case kGlobalTracker:
105     pass = (mu->HasGlobalTrk() && mu->GlobalTrk()->Chi2()/mu->GlobalTrk()->Ndof() < 10 &&
106     (mu->NSegments() > 1 || mu->NMatches() > 1) && mu->NValidHits() > 0) ||
107     (mu->IsTrackerMuon() &&
108     mu->Quality().Quality(MuonQuality::TMLastStationTight));
109     if (pass) {
110     pt = mu->TrackerTrk()->Pt();
111     eta = TMath::Abs(mu->TrackerTrk()->Eta());
112     }
113     else {
114     pt = mu->Pt();
115     eta = TMath::Abs(mu->Eta());
116     }
117     break;
118 loizides 1.6 case kSta:
119 loizides 1.19 pass = mu->HasStandaloneTrk();
120 ceballos 1.30 if (pass) {
121     pt = mu->StandaloneTrk()->Pt();
122     eta = TMath::Abs(mu->StandaloneTrk()->Eta());
123     }
124 loizides 1.6 break;
125 loizides 1.24 case kTrackerMuon:
126 ceballos 1.28 pass = mu->HasTrackerTrk() && mu->IsTrackerMuon() &&
127     mu->Quality().Quality(MuonQuality::TrackerMuonArbitrated);
128 ceballos 1.30 if (pass) {
129     pt = mu->TrackerTrk()->Pt();
130     eta = TMath::Abs(mu->TrackerTrk()->Eta());
131     }
132 loizides 1.24 break;
133     case kCaloMuon:
134     pass = mu->HasTrackerTrk() && mu->IsCaloMuon();
135 ceballos 1.30 if (pass) {
136     pt = mu->TrackerTrk()->Pt();
137     eta = TMath::Abs(mu->TrackerTrk()->Eta());
138     }
139 loizides 1.24 break;
140     case kTrackerBased:
141 loizides 1.19 pass = mu->HasTrackerTrk();
142 ceballos 1.30 if (pass) {
143     pt = mu->TrackerTrk()->Pt();
144     eta = TMath::Abs(mu->TrackerTrk()->Eta());
145     }
146 loizides 1.6 break;
147     default:
148     break;
149 ceballos 1.5 }
150 loizides 1.6
151     if (!pass)
152     continue;
153    
154     if (pt <= fMuonPtMin)
155     continue;
156    
157 ceballos 1.30 if (eta >= fEtaCut)
158     continue;
159    
160 ceballos 1.34 Double_t RChi2 = 0.0;
161     if (mu->HasGlobalTrk()) {
162     RChi2 = mu->GlobalTrk()->Chi2()/mu->GlobalTrk()->Ndof();
163     }
164     else if(mu->BestTrk() != 0){
165     RChi2 = mu->BestTrk()->Chi2()/mu->BestTrk()->Ndof();
166     }
167 loizides 1.6 Bool_t idpass = kFALSE;
168     switch (fMuIDType) {
169 ceballos 1.34 case kWMuId:
170     idpass = mu->BestTrk() != 0 &&
171     mu->BestTrk()->NHits() > 10 &&
172     RChi2 < 10.0 &&
173 ceballos 1.36 (mu->NSegments() > 1 || mu->NMatches() > 1) &&
174 ceballos 1.34 mu->BestTrk()->NPixelHits() > 0 &&
175     mu->Quality().Quality(MuonQuality::GlobalMuonPromptTight);
176     break;
177     case kZMuId:
178     idpass = mu->BestTrk() != 0 &&
179     mu->BestTrk()->NHits() > 10 &&
180 ceballos 1.36 (mu->NSegments() > 1 || mu->NMatches() > 1) &&
181 ceballos 1.34 mu->BestTrk()->NPixelHits() > 0 &&
182     mu->Quality().Quality(MuonQuality::GlobalMuonPromptTight);
183     break;
184 loizides 1.6 case kLoose:
185 ceballos 1.32 idpass = mu->BestTrk() != 0 &&
186     mu->Quality().Quality(MuonQuality::TMOneStationLoose) &&
187 ceballos 1.28 mu->Quality().Quality(MuonQuality::TM2DCompatibilityLoose) &&
188 ceballos 1.29 mu->BestTrk()->NHits() > 10 &&
189 ceballos 1.34 RChi2 < 10.0 &&
190 ceballos 1.30 mu->Quality().Quality(MuonQuality::GlobalMuonPromptTight);
191 loizides 1.6 break;
192     case kTight:
193 ceballos 1.32 idpass = mu->BestTrk() != 0 &&
194     mu->Quality().Quality(MuonQuality::TMOneStationTight) &&
195 ceballos 1.28 mu->Quality().Quality(MuonQuality::TM2DCompatibilityTight) &&
196 ceballos 1.29 mu->BestTrk()->NHits() > 10 &&
197 ceballos 1.34 RChi2 < 10.0 &&
198 ceballos 1.30 mu->Quality().Quality(MuonQuality::GlobalMuonPromptTight);
199 ceballos 1.28 break;
200 ceballos 1.53 case kWWMuIdV1:
201 ceballos 1.32 idpass = mu->BestTrk() != 0 &&
202     mu->BestTrk()->NHits() > 10 &&
203 ceballos 1.53 mu->BestTrk()->NPixelHits() > 0 &&
204     mu->BestTrk()->PtErr()/mu->BestTrk()->Pt() < 0.1 &&
205 ceballos 1.34 RChi2 < 10.0 &&
206 ceballos 1.36 (mu->NSegments() > 1 || mu->NMatches() > 1) &&
207 ceballos 1.53 mu->Quality().Quality(MuonQuality::GlobalMuonPromptTight);
208     break;
209     case kWWMuIdV2:
210     idpass = mu->BestTrk() != 0 &&
211     mu->BestTrk()->NHits() > 10 &&
212 ceballos 1.36 mu->BestTrk()->NPixelHits() > 0 &&
213     mu->BestTrk()->PtErr()/mu->BestTrk()->Pt() < 0.1;
214 loizides 1.6 break;
215 ceballos 1.57 case kWWMuIdV3:
216     idpass = mu->BestTrk() != 0 &&
217     mu->BestTrk()->NHits() > 10 &&
218     mu->BestTrk()->NPixelHits() > 0 &&
219     mu->BestTrk()->PtErr()/mu->BestTrk()->Pt() < 0.1 &&
220     mu->TrkKink() < 20.0;
221     break;
222 loizides 1.18 case kNoId:
223     idpass = kTRUE;
224     break;
225 loizides 1.6 default:
226     break;
227 ceballos 1.4 }
228 loizides 1.6
229     if (!idpass)
230     continue;
231    
232 ceballos 1.22 Bool_t isocut = kFALSE;
233 loizides 1.6 switch (fMuIsoType) {
234     case kTrackCalo:
235 ceballos 1.22 isocut = (mu->IsoR03SumPt() < fTrackIsolationCut) &&
236 loizides 1.6 (mu->IsoR03EmEt() + mu->IsoR03HadEt() < fCaloIsolationCut);
237     break;
238     case kTrackCaloCombined:
239 ceballos 1.38 isocut = (1.0 * mu->IsoR03SumPt() +
240     1.0 * mu->IsoR03EmEt() +
241     1.0 * mu->IsoR03HadEt() < fCombIsolationCut);
242 loizides 1.6 break;
243     case kTrackCaloSliding:
244     {
245 ceballos 1.41 const PileupEnergyDensity *rho = fPileupEnergyDensity->At(0);
246 sixie 1.54 Double_t totalIso = mu->IsoR03SumPt() + mu->IsoR03EmEt() + mu->IsoR03HadEt() - rho->Rho() * TMath::Pi() * 0.3 * 0.3 ;
247 ceballos 1.46 // trick to change the signal region cut
248     double theIsoCut = fCombIsolationCut;
249     if(theIsoCut < 0.20){
250     if(mu->Pt() > 20.0) theIsoCut = 0.15;
251     else theIsoCut = 0.10;
252     }
253     if (totalIso < (mu->Pt()*theIsoCut)) isocut = kTRUE;
254 ceballos 1.22 }
255 loizides 1.6 break;
256 ceballos 1.41 case kTrackCaloSlidingNoCorrection:
257 ceballos 1.40 {
258     Double_t totalIso = 1.0 * mu->IsoR03SumPt() +
259 ceballos 1.41 1.0 * mu->IsoR03EmEt() +
260     1.0 * mu->IsoR03HadEt();
261 ceballos 1.46 // trick to change the signal region cut
262     double theIsoCut = fCombIsolationCut;
263     if(theIsoCut < 0.20){
264     if(mu->Pt() > 20.0) theIsoCut = 0.15;
265     else theIsoCut = 0.10;
266     }
267     if (totalIso < (mu->Pt()*theIsoCut)) isocut = kTRUE;
268 ceballos 1.40 }
269     break;
270 sixie 1.54 case kCombinedRelativeConeAreaCorrected:
271     {
272     const PileupEnergyDensity *rho = fPileupEnergyDensity->At(0);
273     Double_t totalIso = mu->IsoR03SumPt() + mu->IsoR03EmEt() + mu->IsoR03HadEt() - rho->Rho() * TMath::Pi() * 0.3 * 0.3 ;
274     double theIsoCut = fCombRelativeIsolationCut;
275     if (totalIso < (mu->Pt()*theIsoCut)) isocut = kTRUE;
276     }
277     break;
278 ceballos 1.38 case kPFIso:
279 sixie 1.54 {
280 ceballos 1.49 Double_t pfIsoCutValue = 9999;
281 sixie 1.54 if(fPFIsolationCut > 0){
282     pfIsoCutValue = fPFIsolationCut;
283 ceballos 1.49 } else {
284 ceballos 1.51 if (mu->AbsEta() < 1.479) {
285     if (mu->Pt() > 20) {
286 ceballos 1.52 pfIsoCutValue = 0.13;
287 ceballos 1.51 } else {
288 ceballos 1.52 pfIsoCutValue = 0.06;
289 ceballos 1.51 }
290 ceballos 1.49 } else {
291 ceballos 1.51 if (mu->Pt() > 20) {
292 ceballos 1.52 pfIsoCutValue = 0.09;
293 ceballos 1.51 } else {
294 ceballos 1.52 pfIsoCutValue = 0.05;
295 ceballos 1.51 }
296     }
297 ceballos 1.49 }
298 ceballos 1.56 Double_t totalIso = IsolationTools::PFMuonIsolation(mu, fPFCandidates, fVertices->At(0), 0.1, 1.0, 0.3, 0.0, fIntRadius);
299 ceballos 1.49 if (totalIso < (mu->Pt()*pfIsoCutValue) )
300 ceballos 1.38 isocut = kTRUE;
301     }
302     break;
303     case kPFIsoNoL:
304     {
305 ceballos 1.39 fNonIsolatedMuons = GetObjThisEvt<MuonCol>(fNonIsolatedMuonsName);
306     fNonIsolatedElectrons = GetObjThisEvt<ElectronCol>(fNonIsolatedElectronsName);
307 ceballos 1.38
308 ceballos 1.58 Double_t pfIsoCutValue = 9999;
309     if(fPFIsolationCut > 0){
310     pfIsoCutValue = fPFIsolationCut;
311     } else {
312     if (mu->AbsEta() < 1.479) {
313     if (mu->Pt() > 20) {
314     pfIsoCutValue = 0.13;
315     } else {
316     pfIsoCutValue = 0.06;
317     }
318     } else {
319     if (mu->Pt() > 20) {
320     pfIsoCutValue = 0.09;
321     } else {
322     pfIsoCutValue = 0.05;
323     }
324     }
325     }
326     Double_t totalIso = IsolationTools::PFMuonIsolation(mu, fPFCandidates, fNonIsolatedMuons, fNonIsolatedElectrons, fVertices->At(0), 0.1, 1.0, 0.3, 0.0, fIntRadius);
327     if (totalIso < (mu->Pt()*pfIsoCutValue) )
328 ceballos 1.38 isocut = kTRUE;
329     }
330     break;
331 loizides 1.13 case kNoIso:
332 ceballos 1.22 isocut = kTRUE;
333 loizides 1.13 break;
334 loizides 1.6 case kCustomIso:
335     default:
336     break;
337 ceballos 1.4 }
338 ceballos 1.3
339 ceballos 1.22 if (isocut == kFALSE)
340 loizides 1.6 continue;
341    
342 ceballos 1.42 // apply d0 cut
343 loizides 1.21 if (fApplyD0Cut) {
344 ceballos 1.42 Bool_t passD0cut = kTRUE;
345 ceballos 1.46 if(fD0Cut < 0.05) { // trick to change the signal region cut
346     if (mu->Pt() > 20.0) fD0Cut = 0.02;
347     else if (mu->Pt() <= 20.0) fD0Cut = 0.01;
348     }
349 ceballos 1.42 if(fWhichVertex >= -1) passD0cut = MuonTools::PassD0Cut(mu, fVertices, fD0Cut, fWhichVertex);
350     else passD0cut = MuonTools::PassD0Cut(mu, fBeamSpot, fD0Cut);
351 ceballos 1.31 if (!passD0cut)
352 loizides 1.21 continue;
353 ceballos 1.14 }
354    
355 ceballos 1.42 // apply dz cut
356     if (fApplyDZCut) {
357 ceballos 1.45 Bool_t passDZcut = MuonTools::PassDZCut(mu, fVertices, fDZCut, fWhichVertex);
358 ceballos 1.42 if (!passDZcut)
359     continue;
360     }
361    
362 loizides 1.6 // add good muon
363     CleanMuons->Add(mu);
364 loizides 1.1 }
365    
366 loizides 1.10 // sort according to pt
367     CleanMuons->Sort();
368    
369 loizides 1.6 // add objects for other modules to use
370 loizides 1.7 AddObjThisEvt(CleanMuons);
371 loizides 1.1 }
372    
373     //--------------------------------------------------------------------------------------------------
374     void MuonIDMod::SlaveBegin()
375     {
376     // Run startup code on the computer (slave) doing the actual analysis. Here,
377 loizides 1.6 // we just request the muon collection branch.
378    
379 ceballos 1.38 // In this case we cannot have a branch
380     if (fMuonIsoType.CompareTo("PFIsoNoL") != 0) {
381     ReqEventObject(fMuonBranchName, fMuons, kTRUE);
382     }
383 ceballos 1.42 ReqEventObject(fBeamSpotName, fBeamSpot, kTRUE);
384 ceballos 1.38 ReqEventObject(fTrackName, fTracks, kTRUE);
385     ReqEventObject(fPFCandidatesName, fPFCandidates, kTRUE);
386 sixie 1.55 if (fMuonIsoType.CompareTo("TrackCaloSliding") == 0
387     || fMuonIsoType.CompareTo("CombinedRelativeConeAreaCorrected") == 0) {
388 ceballos 1.41 ReqEventObject(fPileupEnergyDensityName, fPileupEnergyDensity, kTRUE);
389     }
390 loizides 1.1
391 ceballos 1.34 if (fMuonIDType.CompareTo("WMuId") == 0)
392     fMuIDType = kWMuId;
393     else if (fMuonIDType.CompareTo("ZMuId") == 0)
394     fMuIDType = kZMuId;
395     else if (fMuonIDType.CompareTo("Tight") == 0)
396 loizides 1.6 fMuIDType = kTight;
397     else if (fMuonIDType.CompareTo("Loose") == 0)
398     fMuIDType = kLoose;
399 ceballos 1.53 else if (fMuonIDType.CompareTo("WWMuIdV1") == 0)
400     fMuIDType = kWWMuIdV1;
401     else if (fMuonIDType.CompareTo("WWMuIdV2") == 0)
402     fMuIDType = kWWMuIdV2;
403 ceballos 1.57 else if (fMuonIDType.CompareTo("WWMuIdV3") == 0)
404     fMuIDType = kWWMuIdV3;
405 loizides 1.12 else if (fMuonIDType.CompareTo("NoId") == 0)
406     fMuIDType = kNoId;
407 loizides 1.6 else if (fMuonIDType.CompareTo("Custom") == 0) {
408     fMuIDType = kCustomId;
409     SendError(kWarning, "SlaveBegin",
410     "Custom muon identification is not yet implemented.");
411     } else {
412     SendError(kAbortAnalysis, "SlaveBegin",
413     "The specified muon identification %s is not defined.",
414     fMuonIDType.Data());
415     return;
416     }
417 loizides 1.1
418 loizides 1.6 if (fMuonIsoType.CompareTo("TrackCalo") == 0)
419     fMuIsoType = kTrackCalo;
420     else if (fMuonIsoType.CompareTo("TrackCaloCombined") == 0)
421     fMuIsoType = kTrackCaloCombined;
422     else if (fMuonIsoType.CompareTo("TrackCaloSliding") == 0)
423     fMuIsoType = kTrackCaloSliding;
424 ceballos 1.41 else if (fMuonIsoType.CompareTo("TrackCaloSlidingNoCorrection") == 0)
425     fMuIsoType = kTrackCaloSlidingNoCorrection;
426 sixie 1.54 else if (fMuonIsoType.CompareTo("CombinedRelativeConeAreaCorrected") == 0)
427     fMuIsoType = kCombinedRelativeConeAreaCorrected;
428 ceballos 1.38 else if (fMuonIsoType.CompareTo("PFIso") == 0)
429     fMuIsoType = kPFIso;
430     else if (fMuonIsoType.CompareTo("PFIsoNoL") == 0)
431     fMuIsoType = kPFIsoNoL;
432 loizides 1.6 else if (fMuonIsoType.CompareTo("NoIso") == 0)
433     fMuIsoType = kNoIso;
434     else if (fMuonIsoType.CompareTo("Custom") == 0) {
435     fMuIsoType = kCustomIso;
436     SendError(kWarning, "SlaveBegin",
437     "Custom muon isolation is not yet implemented.");
438     } else {
439     SendError(kAbortAnalysis, "SlaveBegin",
440     "The specified muon isolation %s is not defined.",
441     fMuonIsoType.Data());
442     return;
443     }
444 loizides 1.1
445 loizides 1.6 if (fMuonClassType.CompareTo("All") == 0)
446     fMuClassType = kAll;
447     else if (fMuonClassType.CompareTo("Global") == 0)
448     fMuClassType = kGlobal;
449 ceballos 1.53 else if (fMuonClassType.CompareTo("GlobalTracker") == 0)
450     fMuClassType = kGlobalTracker;
451 loizides 1.6 else if (fMuonClassType.CompareTo("Standalone") == 0)
452     fMuClassType = kSta;
453 loizides 1.24 else if (fMuonClassType.CompareTo("TrackerMuon") == 0)
454     fMuClassType = kTrackerMuon;
455     else if (fMuonClassType.CompareTo("CaloMuon") == 0)
456     fMuClassType = kCaloMuon;
457     else if (fMuonClassType.CompareTo("TrackerBased") == 0)
458     fMuClassType = kTrackerBased;
459 loizides 1.6 else {
460     SendError(kAbortAnalysis, "SlaveBegin",
461     "The specified muon class %s is not defined.",
462     fMuonClassType.Data());
463     return;
464     }
465 loizides 1.1 }