| 1 |
|
| 2 |
// $Id: PhotonIDMod.cc,v 1.29 2011/12/19 23:45:00 bendavid Exp $
|
| 3 |
|
| 4 |
#include "TDataMember.h"
|
| 5 |
#include "TTree.h"
|
| 6 |
#include "MitPhysics/Mods/interface/PhotonIDMod.h"
|
| 7 |
#include "MitAna/DataTree/interface/PhotonCol.h"
|
| 8 |
#include "MitPhysics/Init/interface/ModNames.h"
|
| 9 |
#include "MitPhysics/Utils/interface/IsolationTools.h"
|
| 10 |
#include "MitPhysics/Utils/interface/PhotonTools.h"
|
| 11 |
|
| 12 |
#include <TSystem.h>
|
| 13 |
|
| 14 |
using namespace mithep;
|
| 15 |
|
| 16 |
ClassImp(mithep::PhotonIDMod)
|
| 17 |
|
| 18 |
//--------------------------------------------------------------------------------------------------
|
| 19 |
PhotonIDMod::PhotonIDMod(const char *name, const char *title) :
|
| 20 |
BaseMod(name,title),
|
| 21 |
fPhotonBranchName (Names::gkPhotonBrn),
|
| 22 |
fGoodPhotonsName (ModNames::gkGoodPhotonsName),
|
| 23 |
fTrackBranchName (Names::gkTrackBrn),
|
| 24 |
fBeamspotBranchName(Names::gkBeamSpotBrn),
|
| 25 |
fPileUpDenName (Names::gkPileupEnergyDensityBrn),
|
| 26 |
fConversionName ("MergedConversions"),
|
| 27 |
fElectronName ("Electrons"),
|
| 28 |
fGoodElectronName ("Electrons"),
|
| 29 |
fPVName (Names::gkPVBeamSpotBrn),
|
| 30 |
// MC specific stuff...
|
| 31 |
fMCParticleName (Names::gkMCPartBrn),
|
| 32 |
fPileUpName (Names::gkPileupInfoBrn),
|
| 33 |
|
| 34 |
fPhotonIDType ("Custom"),
|
| 35 |
fPhotonIsoType ("Custom"),
|
| 36 |
fPhotonPtMin (15.0),
|
| 37 |
fHadOverEmMax (0.02),
|
| 38 |
fApplySpikeRemoval (kFALSE),
|
| 39 |
fApplyPixelSeed (kTRUE),
|
| 40 |
fApplyElectronVeto (kFALSE),
|
| 41 |
fInvertElectronVeto(kFALSE),
|
| 42 |
fApplyElectronVetoConvRecovery(kFALSE),
|
| 43 |
fApplyConversionId (kFALSE),
|
| 44 |
fApplyTriggerMatching(kFALSE),
|
| 45 |
fPhotonR9Min (0.5),
|
| 46 |
fPhIdType (kIdUndef),
|
| 47 |
fPhIsoType (kIsoUndef),
|
| 48 |
fFiduciality (kTRUE),
|
| 49 |
fEtaWidthEB (0.01),
|
| 50 |
fEtaWidthEE (0.028),
|
| 51 |
fAbsEtaMax (999.99),
|
| 52 |
fApplyR9Min (kFALSE),
|
| 53 |
|
| 54 |
fEffAreaEcalEE (0.089),
|
| 55 |
fEffAreaHcalEE (0.156),
|
| 56 |
fEffAreaTrackEE (0.261),
|
| 57 |
|
| 58 |
fEffAreaEcalEB (0.183),
|
| 59 |
fEffAreaHcalEB (0.062),
|
| 60 |
fEffAreaTrackEB (0.306),
|
| 61 |
|
| 62 |
fPhotons(0),
|
| 63 |
fTracks(0),
|
| 64 |
fBeamspots(0),
|
| 65 |
fPileUpDen(0),
|
| 66 |
fConversions(0),
|
| 67 |
fElectrons(0),
|
| 68 |
fGoodElectrons(0),
|
| 69 |
fPV(0),
|
| 70 |
fMCParticles (0),
|
| 71 |
fPileUp (0),
|
| 72 |
|
| 73 |
// MVA ID Stuff
|
| 74 |
fbdtCutBarrel (0.0744), //cuts give the same effiiciency (relative to preselection) with cic
|
| 75 |
fbdtCutEndcap (0.0959), //cuts give the same effiiciency (relative to preselection) with cic
|
| 76 |
fVariableType (10), //please use 4 which is the correct type
|
| 77 |
fEndcapWeights (gSystem->Getenv("CMSSW_BASE")+TString("/src/MitPhysics/data/TMVAClassificationPhotonID_Endcap_PassPreSel_Variable_10_BDTnCuts2000_BDT.weights.xml")),
|
| 78 |
fBarrelWeights (gSystem->Getenv("CMSSW_BASE")+TString("/src/MitPhysics/data/TMVAClassificationPhotonID_Barrel_PassPreSel_Variable_10_BDTnCuts2000_BDT.weights.xml")),
|
| 79 |
|
| 80 |
|
| 81 |
fDoMCR9Scaling (kFALSE),
|
| 82 |
fMCR9ScaleEB (1.0),
|
| 83 |
fMCR9ScaleEE (1.0),
|
| 84 |
fDoMCSigIEtaIEtaScaling(kFALSE),
|
| 85 |
fDoMCWidthScaling(kFALSE),
|
| 86 |
fDoMCErrScaling (kFALSE),
|
| 87 |
fMCErrScaleEB (1.0),
|
| 88 |
fMCErrScaleEE (1.0),
|
| 89 |
|
| 90 |
fPhotonsFromBranch(true),
|
| 91 |
fPVFromBranch (true),
|
| 92 |
fGoodElectronsFromBranch (kTRUE),
|
| 93 |
fIsData(false)
|
| 94 |
|
| 95 |
{
|
| 96 |
// Constructor.
|
| 97 |
}
|
| 98 |
|
| 99 |
//--------------------------------------------------------------------------------------------------
|
| 100 |
void PhotonIDMod::Process()
|
| 101 |
{
|
| 102 |
// Process entries of the tree.
|
| 103 |
|
| 104 |
LoadEventObject(fPhotonBranchName, fPhotons);
|
| 105 |
|
| 106 |
const BaseVertex *bsp = NULL;
|
| 107 |
Double_t _tRho = -1.;
|
| 108 |
const TriggerObjectCol *trigObjs = 0;
|
| 109 |
if (fPhotons->GetEntries()>0) {
|
| 110 |
LoadEventObject(fTrackBranchName, fTracks);
|
| 111 |
LoadEventObject(fBeamspotBranchName, fBeamspots);
|
| 112 |
LoadEventObject(fPileUpDenName, fPileUpDen);
|
| 113 |
LoadEventObject(fConversionName, fConversions);
|
| 114 |
LoadEventObject(fElectronName, fElectrons);
|
| 115 |
LoadEventObject(fGoodElectronName, fGoodElectrons);
|
| 116 |
LoadEventObject(fPVName, fPV);
|
| 117 |
|
| 118 |
if(fBeamspots->GetEntries() > 0)
|
| 119 |
bsp = fBeamspots->At(0);
|
| 120 |
|
| 121 |
if(fPileUpDen->GetEntries() > 0)
|
| 122 |
_tRho = (Double_t) fPileUpDen->At(0)->RhoRandomLowEta();
|
| 123 |
|
| 124 |
|
| 125 |
//get trigger object collection if trigger matching is enabled
|
| 126 |
if (fApplyTriggerMatching) {
|
| 127 |
trigObjs = GetHLTObjects(fTrigObjectsName);
|
| 128 |
}
|
| 129 |
|
| 130 |
}
|
| 131 |
|
| 132 |
PhotonOArr *GoodPhotons = new PhotonOArr;
|
| 133 |
GoodPhotons->SetName(fGoodPhotonsName);
|
| 134 |
GoodPhotons->SetOwner(kTRUE);
|
| 135 |
|
| 136 |
for (UInt_t i=0; i<fPhotons->GetEntries(); ++i) {
|
| 137 |
// need to cpoy the photon in order to be able to scale R9 etc.
|
| 138 |
Photon *ph = new Photon(*fPhotons->At(i));
|
| 139 |
|
| 140 |
|
| 141 |
if (fFiduciality == kTRUE &&
|
| 142 |
(ph->SCluster()->AbsEta()>=2.5 || (ph->SCluster()->AbsEta()>=1.4442 && ph->SCluster()->AbsEta()<=1.566) ) )
|
| 143 |
continue;
|
| 144 |
|
| 145 |
if (fInvertElectronVeto && PhotonTools::PassElectronVeto(ph,fGoodElectrons) && false) {
|
| 146 |
continue;
|
| 147 |
}
|
| 148 |
|
| 149 |
// -----------------------------------------------------------------------------------
|
| 150 |
// Do all the scaling ....
|
| 151 |
if (fDoMCErrScaling && !fIsData) {
|
| 152 |
if (ph->SCluster()->AbsEta()<1.5) PhotonTools::ScalePhotonError(ph,fMCErrScaleEB);
|
| 153 |
else PhotonTools::ScalePhotonError(ph,fMCErrScaleEE);
|
| 154 |
}
|
| 155 |
|
| 156 |
if (fDoMCR9Scaling && !fIsData) {
|
| 157 |
if (ph->SCluster()->AbsEta()<1.5) PhotonTools::ScalePhotonR9(ph,fMCR9ScaleEB);
|
| 158 |
else PhotonTools::ScalePhotonR9(ph,fMCR9ScaleEE);
|
| 159 |
}
|
| 160 |
|
| 161 |
if (fDoMCSigIEtaIEtaScaling && !fIsData) {
|
| 162 |
if (ph->SCluster()->AbsEta()<1.5) ph->SetCoviEtaiEta(0.87*ph->CoviEtaiEta() + 0.0011);
|
| 163 |
else ph->SetCoviEtaiEta(0.99*ph->CoviEtaiEta());
|
| 164 |
}
|
| 165 |
|
| 166 |
if (fDoMCWidthScaling && !fIsData) {
|
| 167 |
ph->SetEtaWidth(0.99*ph->EtaWidth());
|
| 168 |
ph->SetPhiWidth(0.99*ph->PhiWidth());
|
| 169 |
}
|
| 170 |
|
| 171 |
|
| 172 |
|
| 173 |
// ---------------------------------------------------------------------
|
| 174 |
// check if we use the CiC Selection. If yes, bypass all the below...
|
| 175 |
if(fPhIdType == kBaseLineCiC) {
|
| 176 |
if( PhotonTools::PassCiCSelection(ph, fPV->At(0), fTracks, fElectrons, fPV, _tRho, fPhotonPtMin, fApplyElectronVeto) )
|
| 177 |
GoodPhotons->AddOwned(ph);
|
| 178 |
continue; // go to next Photons
|
| 179 |
}
|
| 180 |
// ---------------------------------------------------------------------
|
| 181 |
|
| 182 |
//loose photon preselection for subsequent mva
|
| 183 |
if(fPhIdType == kMITPhSelection ) {
|
| 184 |
if( ph->Pt()>fPhotonPtMin && PhotonTools::PassSinglePhotonPresel(ph,fElectrons,fConversions,bsp,fTracks,fPV->At(0),_tRho,fApplyElectronVeto,fInvertElectronVeto) ) {
|
| 185 |
GoodPhotons->AddOwned(ph);
|
| 186 |
}
|
| 187 |
continue;
|
| 188 |
}
|
| 189 |
|
| 190 |
// add MingMings MVA ID on single Photon level
|
| 191 |
if(fPhIdType == kMITMVAId ) {
|
| 192 |
if( ph->Pt()>fPhotonPtMin && PhotonTools::PassSinglePhotonPresel(ph,fElectrons,fConversions,bsp,fTracks,fPV->At(0),_tRho,fApplyElectronVeto) && fTool.PassMVASelection(ph, fPV->At(0) ,fTracks, fPV, _tRho ,fbdtCutBarrel,fbdtCutEndcap, fElectrons, fApplyElectronVeto) ) {
|
| 193 |
GoodPhotons->AddOwned(ph);
|
| 194 |
}
|
| 195 |
continue;
|
| 196 |
} // go to next Photon
|
| 197 |
|
| 198 |
if (ph->Pt() <= fPhotonPtMin)
|
| 199 |
continue; // add good electron
|
| 200 |
|
| 201 |
Bool_t isbarrel = ph->SCluster()->AbsEta()<1.5;
|
| 202 |
|
| 203 |
Bool_t passSpikeRemovalFilter = kTRUE;
|
| 204 |
|
| 205 |
if (ph->SCluster() && ph->SCluster()->Seed()) {
|
| 206 |
if(ph->SCluster()->Seed()->Energy() > 5.0 &&
|
| 207 |
ph->SCluster()->Seed()->EMax() / ph->SCluster()->Seed()->E3x3() > 0.95
|
| 208 |
) {
|
| 209 |
passSpikeRemovalFilter = kFALSE;
|
| 210 |
}
|
| 211 |
}
|
| 212 |
|
| 213 |
// For Now Only use the EMax/E3x3 prescription.
|
| 214 |
//if(ph->SCluster()->Seed()->Energy() > 5.0 &&
|
| 215 |
// (1 - (ph->SCluster()->Seed()->E1x3() + ph->SCluster()->Seed()->E3x1() - 2*ph->SCluster()->Seed()->EMax())) > 0.95
|
| 216 |
// ) {
|
| 217 |
// passSpikeRemovalFilter = kFALSE;
|
| 218 |
//}
|
| 219 |
if (fApplySpikeRemoval && !passSpikeRemovalFilter) continue;
|
| 220 |
|
| 221 |
if (ph->HadOverEm() >= fHadOverEmMax)
|
| 222 |
continue;
|
| 223 |
|
| 224 |
if (fApplyPixelSeed == kTRUE &&
|
| 225 |
ph->HasPixelSeed() == kTRUE)
|
| 226 |
continue;
|
| 227 |
|
| 228 |
if (fApplyElectronVeto && !PhotonTools::PassElectronVeto(ph,fElectrons) ) continue;
|
| 229 |
|
| 230 |
if (fApplyElectronVetoConvRecovery && !PhotonTools::PassElectronVetoConvRecovery(ph,fElectrons,fConversions,bsp) ) continue;
|
| 231 |
|
| 232 |
if (fApplyConversionId && !PhotonTools::PassConversionId(ph,PhotonTools::MatchedConversion(ph,fConversions,bsp))) continue;
|
| 233 |
|
| 234 |
if (fApplyTriggerMatching && !PhotonTools::PassTriggerMatching(ph,trigObjs)) continue;
|
| 235 |
|
| 236 |
Bool_t idcut = kFALSE;
|
| 237 |
switch (fPhIdType) {
|
| 238 |
case kTight:
|
| 239 |
idcut = ph->IsTightPhoton();
|
| 240 |
break;
|
| 241 |
case kLoose:
|
| 242 |
idcut = ph->IsLoosePhoton();
|
| 243 |
break;
|
| 244 |
case kLooseEM:
|
| 245 |
idcut = ph->IsLooseEM();
|
| 246 |
break;
|
| 247 |
case kCustomId:
|
| 248 |
idcut = kTRUE;
|
| 249 |
default:
|
| 250 |
break;
|
| 251 |
}
|
| 252 |
|
| 253 |
if (!idcut)
|
| 254 |
continue;
|
| 255 |
|
| 256 |
Bool_t isocut = kFALSE;
|
| 257 |
switch (fPhIsoType) {
|
| 258 |
case kNoIso:
|
| 259 |
isocut = kTRUE;
|
| 260 |
break;
|
| 261 |
case kCombinedIso:
|
| 262 |
{
|
| 263 |
Double_t totalIso = ph->HollowConeTrkIsoDr04()+
|
| 264 |
ph->EcalRecHitIsoDr04() +
|
| 265 |
ph->HcalTowerSumEtDr04();
|
| 266 |
if (totalIso/ph->Pt() < 0.25)
|
| 267 |
isocut = kTRUE;
|
| 268 |
}
|
| 269 |
break;
|
| 270 |
case kCustomIso:
|
| 271 |
{
|
| 272 |
if ( ph->HollowConeTrkIsoDr04() < (1.5 + 0.001*ph->Pt()) && ph->EcalRecHitIsoDr04()<(2.0+0.006*ph->Pt()) && ph->HcalTowerSumEtDr04()<(2.0+0.0025*ph->Pt()) )
|
| 273 |
isocut = kTRUE;
|
| 274 |
}
|
| 275 |
break;
|
| 276 |
|
| 277 |
case kMITPUCorrected:
|
| 278 |
{
|
| 279 |
// compute the PU corrections only if Rho is available
|
| 280 |
// ... otherwise (_tRho = -1.0) it's the std isolation
|
| 281 |
isocut = kTRUE;
|
| 282 |
Double_t fEffAreaEcal = fEffAreaEcalEB;
|
| 283 |
Double_t fEffAreaHcal = fEffAreaHcalEB;
|
| 284 |
Double_t fEffAreaTrack = fEffAreaTrackEB;
|
| 285 |
|
| 286 |
if( !isbarrel ) {
|
| 287 |
fEffAreaEcal = fEffAreaEcalEE;
|
| 288 |
fEffAreaHcal = fEffAreaHcalEE;
|
| 289 |
fEffAreaTrack = fEffAreaTrackEE;
|
| 290 |
}
|
| 291 |
|
| 292 |
//std::cout<<"-----------------------------------"<<std::endl;
|
| 293 |
//std::cout<<" MIT phooton Et = "<<ph->Et()<<std::endl;
|
| 294 |
Double_t EcalCorrISO = ph->EcalRecHitIsoDr04();
|
| 295 |
//std::cout<<" ecaliso4 = "<<EcalCorrISO<<std::endl;
|
| 296 |
if(_tRho > -0.5 ) EcalCorrISO -= _tRho * fEffAreaEcal;
|
| 297 |
//std::cout<<" ecaliso4Corr = "<<EcalCorrISO<<" ("<<2.0+0.006*ph->Pt()<<")"<<std::endl;
|
| 298 |
if ( EcalCorrISO > (2.0+0.006*ph->Pt()) ) isocut = kFALSE;
|
| 299 |
if ( isocut || true ) {
|
| 300 |
Double_t HcalCorrISO = ph->HcalTowerSumEtDr04();
|
| 301 |
//std::cout<<" hcaliso4 = "<<HcalCorrISO<<std::endl;
|
| 302 |
if(_tRho > -0.5 ) HcalCorrISO -= _tRho * fEffAreaHcal;
|
| 303 |
//std::cout<<" hcaliso4Corr = "<<HcalCorrISO<<" ("<<2.0+0.0025*ph->Pt()<<")"<<std::endl;
|
| 304 |
if ( HcalCorrISO > (2.0+0.0025*ph->Pt()) ) isocut = kFALSE;
|
| 305 |
}
|
| 306 |
if ( isocut || true ) {
|
| 307 |
Double_t TrackCorrISO = IsolationTools::TrackIsolationNoPV(ph, bsp, 0.4, 0.04, 0.0, 0.015, 0.1, TrackQuality::highPurity, fTracks);
|
| 308 |
//std::cout<<" TrackIso = "<<TrackCorrISO<<std::endl;
|
| 309 |
if(_tRho > -0.5 )
|
| 310 |
TrackCorrISO -= _tRho * fEffAreaTrack;
|
| 311 |
//std::cout<<" TrackIsoCorr = "<<TrackCorrISO<<" ("<<1.5 + 0.001*ph->Pt()<<")"<<std::endl;
|
| 312 |
if ( TrackCorrISO > (1.5 + 0.001*ph->Pt()) ) isocut = kFALSE;
|
| 313 |
//std::cout<<" passes ? "<<isocut<<std::endl;
|
| 314 |
}
|
| 315 |
break;
|
| 316 |
}
|
| 317 |
default:
|
| 318 |
break;
|
| 319 |
}
|
| 320 |
|
| 321 |
if (!isocut)
|
| 322 |
continue;
|
| 323 |
|
| 324 |
if ( fApplyR9Min && ph->R9() <= fPhotonR9Min)
|
| 325 |
continue;
|
| 326 |
|
| 327 |
if ((isbarrel && ph->CoviEtaiEta() >= fEtaWidthEB) ||
|
| 328 |
(!isbarrel && ph->CoviEtaiEta() >= fEtaWidthEE))
|
| 329 |
continue;
|
| 330 |
|
| 331 |
if (ph->AbsEta() >= fAbsEtaMax)
|
| 332 |
continue;
|
| 333 |
|
| 334 |
|
| 335 |
// add good electron
|
| 336 |
GoodPhotons->AddOwned(ph);
|
| 337 |
}
|
| 338 |
|
| 339 |
// sort according to pt
|
| 340 |
GoodPhotons->Sort();
|
| 341 |
|
| 342 |
// add to event for other modules to use
|
| 343 |
AddObjThisEvt(GoodPhotons);
|
| 344 |
|
| 345 |
return;
|
| 346 |
|
| 347 |
}
|
| 348 |
|
| 349 |
//--------------------------------------------------------------------------------------------------
|
| 350 |
void PhotonIDMod::SlaveBegin()
|
| 351 |
{
|
| 352 |
// Run startup code on the computer (slave) doing the actual analysis. Here,
|
| 353 |
// we just request the photon collection branch.
|
| 354 |
|
| 355 |
ReqEventObject(fPhotonBranchName, fPhotons, fPhotonsFromBranch);
|
| 356 |
ReqEventObject(fTrackBranchName, fTracks, kTRUE);
|
| 357 |
ReqEventObject(fBeamspotBranchName, fBeamspots, kTRUE);
|
| 358 |
ReqEventObject(fConversionName, fConversions, kTRUE);
|
| 359 |
ReqEventObject(fElectronName, fElectrons, kTRUE);
|
| 360 |
ReqEventObject(fGoodElectronName, fGoodElectrons, fGoodElectronsFromBranch);
|
| 361 |
ReqEventObject(fPVName, fPV, fPVFromBranch);
|
| 362 |
ReqEventObject(fPileUpDenName, fPileUpDen, kTRUE);
|
| 363 |
|
| 364 |
if (!fIsData) {
|
| 365 |
ReqBranch(fPileUpName, fPileUp);
|
| 366 |
ReqBranch(fMCParticleName, fMCParticles);
|
| 367 |
}
|
| 368 |
|
| 369 |
if (fPhotonIDType.CompareTo("Tight") == 0)
|
| 370 |
fPhIdType = kTight;
|
| 371 |
else if (fPhotonIDType.CompareTo("Loose") == 0)
|
| 372 |
fPhIdType = kLoose;
|
| 373 |
else if (fPhotonIDType.CompareTo("LooseEM") == 0)
|
| 374 |
fPhIdType = kLooseEM;
|
| 375 |
else if (fPhotonIDType.CompareTo("Custom") == 0)
|
| 376 |
fPhIdType = kCustomId;
|
| 377 |
else if (fPhotonIDType.CompareTo("BaseLineCiC") == 0) {
|
| 378 |
fPhIdType = kBaseLineCiC;
|
| 379 |
fPhotonIsoType = "NoIso";
|
| 380 |
}
|
| 381 |
else if (fPhotonIDType.CompareTo("MITMVAId") == 0) {
|
| 382 |
fPhIdType = kMITMVAId;
|
| 383 |
fPhotonIsoType = "NoIso";
|
| 384 |
fTool.InitializeMVA(fVariableType,fEndcapWeights,fBarrelWeights);
|
| 385 |
}
|
| 386 |
else if (fPhotonIDType.CompareTo("MITSelection") == 0) {
|
| 387 |
fPhIdType = kMITPhSelection;
|
| 388 |
fPhotonIsoType = "NoIso";
|
| 389 |
}
|
| 390 |
else {
|
| 391 |
SendError(kAbortAnalysis, "SlaveBegin",
|
| 392 |
"The specified photon identification %s is not defined.",
|
| 393 |
fPhotonIDType.Data());
|
| 394 |
return;
|
| 395 |
}
|
| 396 |
|
| 397 |
if (fPhotonIsoType.CompareTo("NoIso") == 0 )
|
| 398 |
fPhIsoType = kNoIso;
|
| 399 |
else if (fPhotonIsoType.CompareTo("CombinedIso") == 0 )
|
| 400 |
fPhIsoType = kCombinedIso;
|
| 401 |
else if (fPhotonIsoType.CompareTo("Custom") == 0 )
|
| 402 |
fPhIsoType = kCustomIso;
|
| 403 |
else if (fPhotonIsoType.CompareTo("MITPUCorrected") == 0 )
|
| 404 |
fPhIsoType = kMITPUCorrected;
|
| 405 |
else {
|
| 406 |
SendError(kAbortAnalysis, "SlaveBegin",
|
| 407 |
"The specified photon isolation %s is not defined.",
|
| 408 |
fPhotonIsoType.Data());
|
| 409 |
return;
|
| 410 |
}
|
| 411 |
|
| 412 |
|
| 413 |
}
|
