1 #include "AliAnalysisTaskPhiBayes.h"
7 #include "AliInputEventHandler.h"
8 #include "AliAODEvent.h"
9 #include "AliAODVertex.h"
10 #include "AliAODTrack.h"
11 #include "AliESDtrack.h"
12 #include "AliCentrality.h"
13 #include "AliVHeader.h"
14 #include "AliAODVZERO.h"
16 #include "AliOADBContainer.h"
19 #include "AliGenHijingEventHeader.h"
20 #include "AliMCEvent.h"
21 #include "AliAODMCHeader.h"
22 #include "AliAODMCParticle.h"
24 #include "AliESDtrackCuts.h"
25 #include "AliESDVertex.h"
26 #include "AliEventplane.h"
27 #include "AliAnalysisManager.h"
31 Float_t AliAnalysisTaskPhiBayes::fPtPhiMin[AliAnalysisTaskPhiBayes::nPtBin] = {0.,0.25,0.5,0.75,1,1.5,2,2.5,3,3.5,4.,5.,6.};// ptmin bin
32 Float_t AliAnalysisTaskPhiBayes::fPtPhiMax[AliAnalysisTaskPhiBayes::nPtBin] = {0.25,0.5,0.75,1,1.5,2,2.5,3,3.5,4.,5.,6.,10.};// ptmax bin
36 //using namespace std;
38 ClassImp(AliAnalysisTaskPhiBayes)
39 //_____________________________________________________________________________
40 AliAnalysisTaskPhiBayes::AliAnalysisTaskPhiBayes():
42 fVtxCut(10.0), // cut on |vertex| < fVtxCut
43 fEtaCut(0.8), // cut on |eta| < fEtaCut
44 fMinPt(0.15), // cut on pt > fMinPt
81 // Default constructor (should not be used)
82 fList->SetName("contPhiBayes1");
83 fList2->SetName("contPhiBayes2");
84 fList3->SetName("contPhiBayes3");
86 fList->SetOwner(kTRUE);
87 fList2->SetOwner(kTRUE);
88 fList3->SetOwner(kTRUE);
90 TFile *fmism = new TFile("$ALICE_ROOT/TOF/data/TOFmismatchDistr.root");
91 fHmismTOF = (TH1F *) fmism->Get("TOFmismDistr");
93 TFile *fchDist = new TFile("$ALICE_ROOT/TOF/data/TOFchannelDist.root");
94 fHchannelTOFdistr = (TH1D *) fchDist->Get("hTOFchanDist");
96 for(Int_t i=0;i < nCentrBin;i++){
106 for(Int_t i=0;i < 4;i++){
112 //______________________________________________________________________________
113 AliAnalysisTaskPhiBayes::AliAnalysisTaskPhiBayes(const char *name):
114 AliAnalysisTaskSE(name),
115 fVtxCut(10.0), // cut on |vertex| < fVtxCut
116 fEtaCut(0.8), // cut on |eta| < fEtaCut
117 fMinPt(0.15), // cut on pt > fMinPt
148 fHchannelTOFdistr(0),
155 DefineOutput(1, TList::Class());
156 DefineOutput(2, TList::Class());
157 DefineOutput(3, TList::Class());
158 DefineOutput(4, TList::Class());
160 // Output slot #1 writes into a TTree
161 fList->SetName("contPhiBayes1");
162 fList2->SetName("contPhiBayes2");
163 fList3->SetName("contPhiBayes3");
165 fList->SetOwner(kTRUE);
166 fList2->SetOwner(kTRUE);
167 fList3->SetOwner(kTRUE);
169 TFile *fmism = new TFile("$ALICE_ROOT/TOF/data/TOFmismatchDistr.root");
170 fHmismTOF = (TH1F *) fmism->Get("TOFmismDistr");
172 TFile *fchDist = new TFile("$ALICE_ROOT/TOF/data/TOFchannelDist.root");
173 fHchannelTOFdistr = (TH1D *) fchDist->Get("hTOFchanDist");
175 for(Int_t i=0;i < nCentrBin;i++){
185 for(Int_t i=0;i < 4;i++){
190 //_____________________________________________________________________________
191 AliAnalysisTaskPhiBayes::~AliAnalysisTaskPhiBayes()
196 //______________________________________________________________________________
197 void AliAnalysisTaskPhiBayes::UserCreateOutputObjects()
200 fPIDCombined=new AliPIDCombined;
201 fPIDCombined->SetDefaultTPCPriors();
202 fPIDCombined->SetDetectorMask(AliPIDResponse::kDetTOF);
204 Float_t invMmin = 0.985;
205 Float_t invMmax = 1.045;
207 const Int_t nBinPid = 14;
209 Int_t binPid[nBinPid] = {1/*ptKs*/,1+7*(!fToEP)/*EtaPiP*/,20/*pt+*/,1/*pt-*/,5/*P+*/,1/*P-*/,2/*TOFmatch+*/,1/*TOFmatch-*/,2/*istrue*/,4/*Nsigma+*/,1/*Nsigma-*/,1+4*(fToEP)/*DeltaPhi+*/,1/*DeltaPhi-*/,1+4*(fToEP)/*Psi*/};
211 Int_t binPid2[nBinPid] = {1/*ptKs*/,1+7*(!fToEP)/*EtaPiN*/,1/*pt+*/,20/*pt-*/,1/*P+*/,5/*P-*/,1/*TOFmatch+*/,2/*TOFmatch-*/,2/*istrue*/,1/*Nsigma+*/,4/*Nsigma-*/,1/*DeltaPhi+*/,1+4*(fToEP)/*DeltaPhi-*/,1+4*(fToEP)/*Psi*/};
213 fContPid = new AliPIDperfContainer("contPID",nBinPid,binPid);
214 fContPid->SetTitleX("M_{#phi}");
215 fContPid->SetTitleY("centrality (%)");
216 fContPid->SetVarName(0,"p_{T}^#phi}");
217 fContPid->SetVarRange(0,0,10);
218 fContPid->SetVarName(1,"#eta^{#phi}");
219 fContPid->SetVarRange(1,-0.8,0.8);
220 fContPid->SetVarName(2,"p_{T}^{Kp}");
221 fContPid->SetVarRange(2,0.3,4.3);
222 fContPid->SetVarName(3,"p_{T}^{Kn}");
223 fContPid->SetVarRange(3,0.3,4.3);
224 fContPid->SetVarName(4,"BayesProb^{Kp}");
225 fContPid->SetVarRange(4,0,1.);
226 fContPid->SetVarName(5,"BayesProb^{Kn}");
227 fContPid->SetVarRange(5,0,1.);
228 fContPid->SetVarName(6,"isTOFmatch^{Kp}");
229 fContPid->SetVarRange(6,-0.5,1.5);
230 fContPid->SetVarName(7,"isTOFmatch^{Kn}");
231 fContPid->SetVarRange(7,-0.5,1.5);
232 fContPid->SetVarName(8,"isPhiTrue^{Kn}");
233 fContPid->SetVarRange(8,-0.5,1.5);
234 fContPid->SetVarName(9,"N#sigma^{Kp}");
235 fContPid->SetVarRange(9,1.25,6.25);
236 fContPid->SetVarName(10,"N#sigma^{Kn}");
237 fContPid->SetVarRange(10,1.25,6.25);
238 fContPid->SetVarName(11,"#Delta#phi^{Kp}");
239 fContPid->SetVarRange(11,-TMath::Pi(),TMath::Pi());
240 fContPid->SetVarName(12,"#Delta#phi^{Kn}");
241 fContPid->SetVarRange(12,-TMath::Pi(),TMath::Pi());
242 fContPid->SetVarName(13,"#Psi");
243 fContPid->SetVarRange(13,-TMath::Pi()/2,TMath::Pi()/2);
245 fContPid2 = new AliPIDperfContainer("contPID2",nBinPid,binPid2);
246 fContPid2->SetTitleX("M_{#phi}");
247 fContPid2->SetTitleY("centrality (%)");
248 fContPid2->SetVarName(0,"p_{T}^{#phi}");
249 fContPid2->SetVarRange(0,0,10);
250 fContPid2->SetVarName(1,"#eta^{#phi}");
251 fContPid2->SetVarRange(1,-0.8,0.8);
252 fContPid2->SetVarName(2,"p_{T}^{Kp}");
253 fContPid2->SetVarRange(2,0.3,4.3);
254 fContPid2->SetVarName(3,"p_{T}^{Kn}");
255 fContPid2->SetVarRange(3,0.3,4.3);
256 fContPid2->SetVarName(4,"BayesProb^{Kp}");
257 fContPid2->SetVarRange(4,0,1.);
258 fContPid2->SetVarName(5,"BayesProb^{Kn}");
259 fContPid2->SetVarRange(5,0,1.);
260 fContPid2->SetVarName(6,"isTOFmatch^{Kp}");
261 fContPid2->SetVarRange(6,-0.5,1.5);
262 fContPid2->SetVarName(7,"isTOFmatch^{Kn}");
263 fContPid2->SetVarRange(7,-0.5,1.5);
264 fContPid2->SetVarName(8,"isPhiTrue^{Kn}");
265 fContPid2->SetVarRange(8,-0.5,1.5);
266 fContPid2->SetVarName(9,"N#sigma^{Kp}");
267 fContPid2->SetVarRange(9,1.25,6.25);
268 fContPid2->SetVarName(10,"N#sigma^{Kn}");
269 fContPid2->SetVarRange(10,1.25,6.25);
270 fContPid2->SetVarName(11,"#Delta#phi^{Kp}");
271 fContPid2->SetVarRange(11,-TMath::Pi(),TMath::Pi());
272 fContPid2->SetVarName(12,"#Delta#phi^{Kn}");
273 fContPid2->SetVarRange(12,-TMath::Pi(),TMath::Pi());
274 fContPid2->SetVarName(13,"#Psi");
275 fContPid2->SetVarRange(13,-TMath::Pi()/2,TMath::Pi()/2);
279 const Int_t nDETsignal = 100; // mass
280 Double_t binDETsignal[nDETsignal+1];
281 for(Int_t i=0;i<nDETsignal+1;i++){
282 binDETsignal[i] = invMmin + i*(invMmax - invMmin) / nDETsignal;
284 const Int_t nDETsignal2 = 10; // centrality
285 Double_t binDETsignal2[nDETsignal2+1];
286 for(Int_t i=0;i<nDETsignal2+1;i++){
287 binDETsignal2[i] = i*100./ nDETsignal2;
289 fContPid->AddSpecies("phi",nDETsignal,binDETsignal,nDETsignal2,binDETsignal2);
290 fContPid2->AddSpecies("phi2",nDETsignal,binDETsignal,nDETsignal2,binDETsignal2);
292 fList->Add(fContPid);
293 fList->Add(fContPid2);
295 const Int_t nBinUser = 6;
296 Int_t binUser[nBinUser] = {8/*Eta*/,20/*pt*/,2/*istrue*/,4/*whatSelection*/,1/*DeltaPhi*/,1/*Psi*/};
297 fContUser = new AliPIDperfContainer("contUserPID",nBinUser,binUser);
298 fContUser->SetTitleX("M_{#phi}");
299 fContUser->SetTitleY("centrality (%)");
300 fContUser->SetVarName(0,"#eta^{K^{0}_{s}}");
301 fContUser->SetVarRange(0,-0.8,0.8);
302 fContUser->SetVarName(1,"p_{T}");
303 fContUser->SetVarRange(1,0.3,4.3);
304 fContUser->SetVarName(2,"isKsTrue^{Kn}");
305 fContUser->SetVarRange(2,-0.5,1.5);
306 fContUser->SetVarName(3,"whatSelected"); // 0=no, 1=pi, 2=K, 3=p
307 fContUser->SetVarRange(3,-0.5,3.5);
308 fContUser->SetVarName(4,"#Delta#phi");
309 fContUser->SetVarRange(4,-TMath::Pi(),TMath::Pi());
310 fContUser->SetVarName(5,"#Psi");
311 fContUser->SetVarRange(5,-TMath::Pi()/2,TMath::Pi()/2);
313 fContUser2 = new AliPIDperfContainer("contUserPID2",nBinUser,binUser);
314 fContUser2->SetTitleX("M_{#phi}");
315 fContUser2->SetTitleY("centrality (%)");
316 fContUser2->SetVarName(0,"#eta^{K^{0}_{s}}");
317 fContUser2->SetVarRange(0,-0.8,0.8);
318 fContUser2->SetVarName(1,"p_{T}");
319 fContUser2->SetVarRange(1,0.3,4.3);
320 fContUser2->SetVarName(2,"isKsTrue^{Kn}");
321 fContUser2->SetVarRange(2,-0.5,1.5);
322 fContUser2->SetVarName(3,"whatSelected");
323 fContUser2->SetVarRange(3,-0.5,3.5);
324 fContUser2->SetVarName(4,"#Delta#phi");
325 fContUser2->SetVarRange(4,-TMath::Pi(),TMath::Pi());
326 fContUser2->SetVarName(5,"#Psi");
327 fContUser2->SetVarRange(5,-TMath::Pi()/2,TMath::Pi()/2);
329 fContUser->AddSpecies("Phi",nDETsignal,binDETsignal,nDETsignal2,binDETsignal2);
330 fContUser2->AddSpecies("Phi2",nDETsignal,binDETsignal,nDETsignal2,binDETsignal2);
332 fList->Add(fContUser);
333 fList->Add(fContUser2);
335 hMatching[0] = new TH2F("hMatchAll","TOF matched (all);p_{T} (GeV/#it{c});centrality (%)",50,0,10,nDETsignal2,0,100);
336 hMatching[1] = new TH2F("hMatchPi","TOF matched (#pi);p_{T} (GeV/#it{c});centrality (%)",50,0,10,nDETsignal2,0,100);
337 hMatching[2] = new TH2F("hMatchKa","TOF matched (K);p_{T} (GeV/#it{c});centrality (%)",50,0,10,nDETsignal2,0,100);
338 hMatching[3] = new TH2F("hMatchPr","TOF matched (p);p_{T} (GeV/#it{c});centrality (%)",50,0,10,nDETsignal2,0,100);
340 hTracking[0] = new TH2F("hTrackingAll","TPC tracks (all);p_{T} (GeV/#it{c});centrality (%)",50,0,10,nDETsignal2,0,100);
341 hTracking[1] = new TH2F("hTrackingPi","TPC tracks (#pi);p_{T} (GeV/#it{c});centrality (%)",50,0,10,nDETsignal2,0,100);
342 hTracking[2] = new TH2F("hTrackingKa","TPC tracks (K);p_{T} (GeV/#it{c});centrality (%)",50,0,10,nDETsignal2,0,100);
343 hTracking[3] = new TH2F("hTrackingPr","TPC tracks (p);p_{T} (GeV/#it{c});centrality (%)",50,0,10,nDETsignal2,0,100);
345 fList2->Add(hMatching[0]);
346 fList2->Add(hMatching[1]);
347 fList2->Add(hMatching[2]);
348 fList2->Add(hMatching[3]);
349 fList2->Add(hTracking[0]);
350 fList2->Add(hTracking[1]);
351 fList2->Add(hTracking[2]);
352 fList2->Add(hTracking[3]);
354 fTOFTPCsignal = new TH2F("hTOFTPCsignal","TOF-TPC signal for pions (0.8 < p_{T} < 0.9 GeV/#it{c}, cent. = 0-20);N#sigma_{TOF};N#sigma_{TPC}",100,-5,5,100,-5,5);
355 fList2->Add(fTOFTPCsignal);
356 fCombsignal = new TH1F("hCombsignal","Combined signal for pions (0.8 < p_{T} < 0.9 GeV/#it{c}, cent. = 0-20);N#sigma",100,0,5);
357 fList2->Add(fCombsignal);
360 char name[100],title[400];
361 for(Int_t i=0;i < nCentrBin;i++){
362 snprintf(name,100,"hPiTPCQA_%i",i);
363 snprintf(title,400,"TPC signal for #pi cent=%i-%i%c;p_{T} (GeV/#it{c});N#sigma",i*10,(i+1)*10,'%');
364 fPiTPC[i] = new TH2F(name,title,50,0,4,200,-10,10);
365 fList3->Add(fPiTPC[i]);
367 snprintf(name,100,"hKaTPCQA_%i",i);
368 snprintf(title,400,"TPC signal for K cent=%i-%i%c;p_{T} (GeV/#it{c});N#sigma",i*10,(i+1)*10,'%');
369 fKaTPC[i] = new TH2F(name,title,50,0,4,200,-10,10);
370 fList3->Add(fKaTPC[i]);
372 snprintf(name,100,"hPrTPCQA_%i",i);
373 snprintf(title,400,"TPC signal for p cent=%i-%i%c;p_{T} (GeV/#it{c});N#sigma",i*10,(i+1)*10,'%');
374 fPrTPC[i] = new TH2F(name,title,50,0,4,200,-10,10);
375 fList3->Add(fPrTPC[i]);
377 snprintf(name,100,"hElTPCQA_%i",i);
378 snprintf(title,400,"TPC signal for e cent=%i-%i%c;p_{T} (GeV/#it{c});N#sigma",i*10,(i+1)*10,'%');
379 fElTPC[i] = new TH2F(name,title,50,0,4,200,-10,10);
380 fList3->Add(fElTPC[i]);
382 snprintf(name,100,"hPiTOFQA_%i",i);
383 snprintf(title,400,"TOF signal for #pi cent=%i-%i%c;p_{T} (GeV/#it{c});N#sigma",i*10,(i+1)*10,'%');
384 fPiTOF[i] = new TH2F(name,title,50,0,4,200,-10,10);
385 fList3->Add(fPiTOF[i]);
387 snprintf(name,100,"hKaTOFQA_%i",i);
388 snprintf(title,400,"TOF signal for K cent=%i-%i%c;p_{T} (GeV/#it{c});N#sigma",i*10,(i+1)*10,'%');
389 fKaTOF[i] = new TH2F(name,title,50,0,4,200,-10,10);
390 fList3->Add(fKaTOF[i]);
392 snprintf(name,100,"hPrTOFQA_%i",i);
393 snprintf(title,400,"TOF signal for p cent=%i-%i%c;p_{T} (GeV/#it{c});N#sigma",i*10,(i+1)*10,'%');
394 fPrTOF[i] = new TH2F(name,title,50,0,4,200,-10,10);
395 fList3->Add(fPrTOF[i]);
397 snprintf(name,100,"hElTOFQA_%i",i);
398 snprintf(title,400,"TOF signal for e cent=%i-%i%c;p_{T} (GeV/#it{c});N#sigma",i*10,(i+1)*10,'%');
399 fElTOF[i] = new TH2F(name,title,50,0,4,200,-10,10);
400 fList3->Add(fElTOF[i]);
410 //______________________________________________________________________________
411 void AliAnalysisTaskPhiBayes::UserExec(Option_t *)
414 // Called for each event
416 fOutputAOD = dynamic_cast<AliAODEvent*>(InputEvent());
418 Printf("%s:%d AODEvent not found in Input Manager",(char*)__FILE__,__LINE__);
423 Float_t zvtx = GetVertex(fOutputAOD);
429 AliAODMCHeader *mcHeader = dynamic_cast<AliAODMCHeader*>(fOutputAOD->GetList()->FindObject(AliAODMCHeader::StdBranchName()));
431 AliError("Could not find MC Header in AOD");
436 if (TMath::Abs(zvtx) < fVtxCut) {
439 Float_t v0Centr = -10.;
440 Float_t trkCentr = -10.;
441 AliCentrality *centrality = fOutputAOD->GetCentrality();
443 trkCentr = centrality->GetCentralityPercentile("V0M");
444 v0Centr = centrality->GetCentralityPercentile("TRK");
448 v0Centr=100./(fOutputAOD->GetNumberOfTracks()/12.+1);
452 if((TMath::Abs(v0Centr - trkCentr) < 5.0 || (fTypeCol!=2)) && v0Centr>0){ // consistency cut on centrality selection
453 fCentrality = v0Centr;
454 Analyze(fOutputAOD); // Do analysis!!!!
461 //________________________________________________________________________
462 void AliAnalysisTaskPhiBayes::Analyze(AliAODEvent* aodEvent)
464 Int_t ntrack = aodEvent->GetNumberOfTracks();
466 fPtKp=0.,fPhiKp=0.,fEtaKp=0.;
467 fPtKn=0.,fPhiKn=0.,fEtaKn=0.;
475 Float_t invMmin = 0.985;
476 Float_t invMmax = 1.045;
479 if(fCentrality < 0) icentr = 8;
480 else if(fCentrality < 10) icentr = 0;
481 else if(fCentrality < 20) icentr = 1;
482 else if(fCentrality < 30) icentr = 2;
483 else if(fCentrality < 40) icentr = 3;
484 else if(fCentrality < 50) icentr = 4;
485 else if(fCentrality < 60) icentr = 5;
486 else if(fCentrality < 70) icentr = 6;
487 else if(fCentrality < 80) icentr = 7;
489 Float_t addMismatchForMC = 0.005;
490 if(fCentrality < 50) addMismatchForMC += 0.005;
491 if(fCentrality < 20) addMismatchForMC += 0.02;
493 if(fTypeCol == 0 || fTypeCol == 1) addMismatchForMC = 0.005;
497 Double_t Qx2 = 0, Qy2 = 0;
498 Double_t Qx3 = 0, Qy3 = 0;
499 for(Int_t iT = 0; iT < ntrack; iT++) {
500 AliAODTrack* aodTrack = aodEvent->GetTrack(iT);
506 Bool_t trkFlag = aodTrack->TestFilterBit(fFilterBit);
508 if ((TMath::Abs(aodTrack->Eta()) > 0.8) || (aodTrack->Pt() < 0.2) || (aodTrack->GetTPCNcls() < fNcluster) || !trkFlag)
511 Double_t b[2] = {-99., -99.};
512 Double_t bCov[3] = {-99., -99., -99.};
513 if (!aodTrack->PropagateToDCA(aodEvent->GetPrimaryVertex(), aodEvent->GetMagneticField(), 100., b, bCov))
516 if ((TMath::Abs(b[0]) > 3.0) || (TMath::Abs(b[1]) > 2.4))
519 Qx2 += TMath::Cos(2*aodTrack->Phi());
520 Qy2 += TMath::Sin(2*aodTrack->Phi());
521 Qx3 += TMath::Cos(3*aodTrack->Phi());
522 Qy3 += TMath::Sin(3*aodTrack->Phi());
526 fPsi = TMath::ATan2(Qy2, Qx2)/2.;
528 AliAnalysisManager *man=AliAnalysisManager::GetAnalysisManager();
529 AliInputEventHandler* inputHandler = (AliInputEventHandler*) (man->GetInputEventHandler());
530 AliPIDResponse *PIDResponse=inputHandler->GetPIDResponse();
532 // PIDResponse->GetTOFResponse().SetTrackParameter(0,0.);
533 // PIDResponse->GetTOFResponse().SetTrackParameter(1,0.);
534 // PIDResponse->GetTOFResponse().SetTrackParameter(2,0.018);
535 // PIDResponse->GetTOFResponse().SetTrackParameter(3,50.0);
537 fPIDCombined->SetDetectorMask(AliPIDResponse::kDetTPC|AliPIDResponse::kDetTOF);
539 Double_t probP[10] = {0.,0.,0.,0.,0.,0.,0.,0.,0.,0.};
540 Double_t probN[10] = {0.,0.,0.,0.,0.,0.,0.,0.,0.,0.};
541 Double_t nSigmaTPC,nSigmaTOF=6,nSigmaTPC2,nSigmaTOF2=6,nSigmaComb,nSigmaComb2;
542 Double_t nSigmaTPCRef,nSigmaTOFRef=6,nSigmaTPC2Ref,nSigmaTOF2Ref=6,nSigmaCombRef,nSigmaComb2Ref;
544 AliAODMCHeader *mcHeader = dynamic_cast<AliAODMCHeader*>(aodEvent->GetList()->FindObject(AliAODMCHeader::StdBranchName()));
545 TClonesArray *mcArray = NULL;
547 mcArray = (TClonesArray*)aodEvent->GetList()->FindObject(AliAODMCParticle::StdBranchName());
551 nmc = mcArray->GetEntries();
553 for(Int_t i=0;i < ntrack;i++){ // loop on tracks
554 AliAODTrack* track = aodEvent->GetTrack(i);
556 AliAODMCParticle *mcp = NULL;
563 Int_t tofMatch = (track->GetStatus() & AliVTrack::kTOFout) && (track->GetStatus() & AliVTrack::kTIME);
567 label = track->GetLabel();
568 if(label != -1 && label < nmc){
569 label = TMath::Abs(label);
570 mcp = (AliAODMCParticle*)mcArray->At(label);
571 pdg = TMath::Abs(mcp->GetPdgCode());
577 /*UInt_t detUsed =*/ fPIDCombined->ComputeProbabilities(track, PIDResponse, probP);
580 if(track->TestFilterBit(fFilterBit) && TMath::Abs(track->Eta()) < 0.8 && track->Charge() > 0){
581 hTracking[0]->Fill(track->Pt(),fCentrality);
583 hTracking[1]->Fill(track->Pt(),fCentrality);
585 hTracking[2]->Fill(track->Pt(),fCentrality);
587 hTracking[3]->Fill(track->Pt(),fCentrality);
588 else if(! mcp){ // Fill matching histo with the prob
589 hTracking[1]->Fill(track->Pt(),fCentrality,probP[2]);
590 hTracking[2]->Fill(track->Pt(),fCentrality,probP[3]);
591 hTracking[3]->Fill(track->Pt(),fCentrality,probP[4]);
595 if(!tofMatch) continue;
597 if(track->TestFilterBit(fFilterBit) && TMath::Abs(track->Eta()) < 0.8 && track->Charge() > 0){
598 hMatching[0]->Fill(track->Pt(),fCentrality);
600 hMatching[1]->Fill(track->Pt(),fCentrality);
602 hMatching[2]->Fill(track->Pt(),fCentrality);
604 hMatching[3]->Fill(track->Pt(),fCentrality);
605 else if(! mcp){ // Fill matching histo with the prob
606 hMatching[1]->Fill(track->Pt(),fCentrality,probP[2]);
607 hMatching[2]->Fill(track->Pt(),fCentrality,probP[3]);
608 hMatching[3]->Fill(track->Pt(),fCentrality,probP[4]);
617 // start analysis phi
618 for(Int_t i=0;i < ntrack;i++){ // loop on positive tracks
619 AliAODTrack* KpTrack = aodEvent->GetTrack(i);
625 if(!(KpTrack->Charge() > 0 && KpTrack->Pt() > 0.3 && TMath::Abs(KpTrack->Eta()) < 0.8)) continue;
632 fPtKp=KpTrack->Pt(),fPhiKp=KpTrack->Phi(),fEtaKp=KpTrack->Eta();
635 UInt_t detUsedP = fPIDCombined->ComputeProbabilities(KpTrack, PIDResponse, probP);
638 fPIDCombined->GetPriors(KpTrack, oldpP, PIDResponse, detUsedP);
640 nSigmaTPC = PIDResponse->NumberOfSigmasTPC(KpTrack,AliPID::kKaon);
641 nSigmaTPCRef = PIDResponse->NumberOfSigmasTPC(KpTrack,(AliPID::EParticleType) fSpeciesRef);
643 if(! (TMath::Abs(nSigmaTPC) < 5)) continue;
645 Int_t tofMatch1 = (KpTrack->GetStatus() & AliVTrack::kTOFout) && (KpTrack->GetStatus() & AliVTrack::kTIME);
648 Int_t labelK = TMath::Abs(KpTrack->GetLabel());
649 AliAODMCParticle *mcp1 = (AliAODMCParticle*)mcArray->At(labelK);
650 pdg1 = TMath::Abs(mcp1->GetPdgCode());
654 fPidKp = Int_t(probP[3]*100);
657 if(!IsChannelValid(TMath::Abs(KpTrack->Eta()))){
658 // remove this tof hit
659 fPIDCombined->SetDetectorMask(AliPIDResponse::kDetTPC);
660 detUsedP = fPIDCombined->ComputeProbabilities(KpTrack, PIDResponse, probP);
661 fPIDCombined->SetDetectorMask(AliPIDResponse::kDetTPC|AliPIDResponse::kDetTOF);
662 fPidKp = Int_t(probP[4]*100);
666 if(probP[3] > probP[2] && probP[3] > probP[4] && probP[3] > probP[0]) fPidKp += 128; // max prob
668 nSigmaTOF = PIDResponse->NumberOfSigmasTOF(KpTrack,AliPID::kProton);
669 if(TMath::Abs(PIDResponse->NumberOfSigmasTPC(KpTrack,AliPID::kProton))<1) fPrTOF[icentr]->Fill(fPtKp,nSigmaTOF);
670 if(TMath::Abs(nSigmaTOF)<1) fPrTPC[icentr]->Fill(fPtKp,PIDResponse->NumberOfSigmasTPC(KpTrack,AliPID::kProton));
671 nSigmaTOF = PIDResponse->NumberOfSigmasTOF(KpTrack,AliPID::kElectron);
672 if(TMath::Abs(PIDResponse->NumberOfSigmasTPC(KpTrack,AliPID::kElectron))<1) fElTOF[icentr]->Fill(fPtKp,nSigmaTOF);
673 if(TMath::Abs(nSigmaTOF)<1) fElTPC[icentr]->Fill(fPtKp,PIDResponse->NumberOfSigmasTPC(KpTrack,AliPID::kElectron));
674 nSigmaTOF = PIDResponse->NumberOfSigmasTOF(KpTrack,AliPID::kPion);
675 if(TMath::Abs(PIDResponse->NumberOfSigmasTPC(KpTrack,AliPID::kPion))<1) fPiTOF[icentr]->Fill(fPtKp,nSigmaTOF);
676 if(TMath::Abs(nSigmaTOF)<1) fPiTPC[icentr]->Fill(fPtKp,PIDResponse->NumberOfSigmasTPC(KpTrack,AliPID::kPion));
677 nSigmaTOF = PIDResponse->NumberOfSigmasTOF(KpTrack,AliPID::kKaon);
678 if(TMath::Abs(PIDResponse->NumberOfSigmasTPC(KpTrack,AliPID::kKaon))<1) fKaTOF[icentr]->Fill(fPtKp,nSigmaTOF);
679 if(TMath::Abs(nSigmaTOF)<1) fKaTPC[icentr]->Fill(fPtKp,PIDResponse->NumberOfSigmasTPC(KpTrack,AliPID::kKaon));
681 nSigmaTOFRef = PIDResponse->NumberOfSigmasTOF(KpTrack,(AliPID::EParticleType) fSpeciesRef);
684 Float_t mismAdd = addMismatchForMC;
685 if(KpTrack->Pt() < 1) mismAdd = addMismatchForMC/KpTrack->Pt();
687 if(gRandom->Rndm() < mismAdd){
688 Float_t etaAbs = TMath::Abs(KpTrack->Eta());
689 Int_t channel = Int_t(4334.09 - 4758.36 * etaAbs -1989.71 * etaAbs*etaAbs + 1957.62*etaAbs*etaAbs*etaAbs);
690 channel = channel % 8736;
691 Float_t distIP = fHchannelTOFdistr->GetBinContent(channel);
693 // generate random time
694 Float_t timeRandom = fHmismTOF->GetRandom() + distIP*3.35655419905265973e+01;
695 Double_t times[AliPID::kSPECIESC];
696 KpTrack->GetIntegratedTimes(times,AliPID::kSPECIESC);
697 nSigmaTOF = TMath::Abs(timeRandom - times[3])/PIDResponse->GetTOFResponse().GetExpectedSigma(KpTrack->P(), times[3], AliPID::kKaon);
698 nSigmaTOFRef = TMath::Abs(timeRandom - times[fSpeciesRef])/PIDResponse->GetTOFResponse().GetExpectedSigma(KpTrack->P(), times[fSpeciesRef], (AliPID::EParticleType) fSpeciesRef);
702 if(fCentrality < 20 && KpTrack->Pt() < 0.9 && KpTrack->Pt() > 0.8)fTOFTPCsignal->Fill(nSigmaTOF,nSigmaTPC);
703 nSigmaTOF = TMath::Abs(nSigmaTOF);
705 if(nSigmaTOF < 2) fPidKp += 256;
706 else if(nSigmaTOF < 3) fPidKp += 512;
711 nSigmaComb = TMath::Sqrt(nSigmaTOF*nSigmaTOF + nSigmaTPC*nSigmaTPC);
712 nSigmaCombRef = TMath::Sqrt(nSigmaTOFRef*nSigmaTOFRef + nSigmaTPCRef*nSigmaTPCRef);
713 if(nSigmaTOF < 5 && fCentrality < 20 && KpTrack->Pt() < 0.9 && KpTrack->Pt() > 0.8){
714 fCombsignal->Fill(nSigmaComb);
717 nSigmaComb = TMath::Abs(nSigmaTPC);
718 nSigmaCombRef = TMath::Abs(nSigmaTPCRef);
721 // use sigmaTOF instead of sigmaComb
722 nSigmaTOFRef = TMath::Abs(nSigmaTOFRef);
725 nSigmaComb = nSigmaTOF;
726 nSigmaCombRef = nSigmaTOFRef;
729 if(nSigmaComb < 2) nSigmaComb = 2;
730 else if(nSigmaComb < 3) nSigmaComb = 3;
731 else if(nSigmaComb < 5) nSigmaComb = 4.99;
734 if(nSigmaCombRef < 2) nSigmaCombRef = 2;
735 else if(nSigmaCombRef < 3) nSigmaCombRef = 3;
736 else if(nSigmaCombRef < 5) nSigmaCombRef = 4.99;
737 else nSigmaCombRef = 6;
739 if(fPtKp > 4.299) fPtKp = 4.299;
741 for(Int_t j=0;j < ntrack;j++){ // loop on negative tracks
742 AliAODTrack* KnTrack = aodEvent->GetTrack(j);
748 if(!(KnTrack->Charge() < 0 && KnTrack->Pt() > 0.3 && TMath::Abs(KnTrack->Eta()) < 0.8)) continue;
750 px = KpTrack->Px() + KnTrack->Px();
751 py = KpTrack->Py() + KnTrack->Py();
752 pz = KpTrack->Pz() + KnTrack->Pz();
753 E = TMath::Sqrt(KpTrack->P()*KpTrack->P() + 4.93676999999999977e-01*4.93676999999999977e-01);
754 E += TMath::Sqrt(KnTrack->P()*KnTrack->P()+ 4.93676999999999977e-01*4.93676999999999977e-01);
756 phiV.SetPxPyPzE(px,py,pz,E);
759 if(fMassV0 < invMmin || fMassV0 > invMmax) continue;
761 fPtKn=KnTrack->Pt(),fPhiKn=KnTrack->Phi(),fEtaKn=KnTrack->Eta();
764 UInt_t detUsedN = fPIDCombined->ComputeProbabilities(KnTrack, PIDResponse, probN);
766 fPIDCombined->GetPriors(KnTrack, oldpN, PIDResponse, detUsedN);
768 nSigmaTPC2 = PIDResponse->NumberOfSigmasTPC(KnTrack,AliPID::kKaon);
769 nSigmaTPC2Ref = PIDResponse->NumberOfSigmasTPC(KnTrack,(AliPID::EParticleType) fSpeciesRef);
771 if(! (TMath::Abs(nSigmaTPC2) < 5)) continue;
778 Int_t tofMatch2 = (KnTrack->GetStatus() & AliVTrack::kTOFout) && (KnTrack->GetStatus() & AliVTrack::kTIME);
781 Int_t labelK = TMath::Abs(KnTrack->GetLabel());
782 AliAODMCParticle *mcp2 = (AliAODMCParticle*)mcArray->At(labelK);
783 pdg2 = TMath::Abs(mcp2->GetPdgCode());
787 fPidKn = Int_t(probN[3]*100);
790 if(!IsChannelValid(TMath::Abs(KnTrack->Eta()))){
791 // remove this tof hit
792 fPIDCombined->SetDetectorMask(AliPIDResponse::kDetTPC);
793 detUsedP = fPIDCombined->ComputeProbabilities(KnTrack, PIDResponse, probN);
794 fPIDCombined->SetDetectorMask(AliPIDResponse::kDetTPC|AliPIDResponse::kDetTOF);
795 fPidKn = Int_t(probN[4]*100);
799 if(probN[3] > probN[2] && probN[3] > probN[4] && probN[3] > probN[0]) fPidKn += 128; // max prob
801 nSigmaTOF2 = PIDResponse->NumberOfSigmasTOF(KnTrack,AliPID::kKaon);
802 nSigmaTOF2Ref = PIDResponse->NumberOfSigmasTOF(KnTrack,(AliPID::EParticleType) fSpeciesRef);
804 nSigmaTOF2 = TMath::Abs(nSigmaTOF2);
805 nSigmaTOF2Ref = TMath::Abs(nSigmaTOF2Ref);
808 Float_t mismAdd = addMismatchForMC;
809 if(KnTrack->Pt() < 1) mismAdd = addMismatchForMC/KnTrack->Pt();
811 if(gRandom->Rndm() < mismAdd){
812 Float_t etaAbs = TMath::Abs(KnTrack->Eta());
813 Int_t channel = Int_t(4334.09 - 4758.36 * etaAbs -1989.71 * etaAbs*etaAbs + 1957.62*etaAbs*etaAbs*etaAbs);
814 channel = channel % 8736;
815 Float_t distIP = fHchannelTOFdistr->GetBinContent(channel);
817 // generate random time
818 Float_t timeRandom = fHmismTOF->GetRandom() + distIP*3.35655419905265973e+00;
819 Double_t times[AliPID::kSPECIESC];
820 KnTrack->GetIntegratedTimes(times,AliPID::kSPECIESC);
821 nSigmaTOF2 = TMath::Abs(timeRandom - times[3])/PIDResponse->GetTOFResponse().GetExpectedSigma(KnTrack->P(), times[3], AliPID::kKaon);
822 nSigmaTOF2Ref = TMath::Abs(timeRandom - times[fSpeciesRef])/PIDResponse->GetTOFResponse().GetExpectedSigma(KnTrack->P(), times[fSpeciesRef], (AliPID::EParticleType) fSpeciesRef);
826 if(fCentrality < 20 && KnTrack->Pt() < 1.2 && KnTrack->Pt() > 1) fTOFTPCsignal->Fill(nSigmaTOF2,nSigmaTPC2);
828 if(nSigmaTOF2 < 2) fPidKn += 256;
829 else if(nSigmaTOF2 < 3) fPidKn += 512;
834 fEtaPhi = phiV.Eta();
835 fPhiPhi = phiV.Phi();
838 nSigmaComb2 = TMath::Sqrt(nSigmaTOF2*nSigmaTOF2+ nSigmaTPC2*nSigmaTPC2);
839 nSigmaComb2Ref = TMath::Sqrt(nSigmaTOF2Ref*nSigmaTOF2Ref+ nSigmaTPC2Ref*nSigmaTPC2Ref);
840 if(nSigmaTOF2 < 5 && fCentrality < 20 && KnTrack->Pt() < 1.2 && KnTrack->Pt() > 1){
841 fCombsignal->Fill(nSigmaComb2);
844 nSigmaComb2 = TMath::Abs(nSigmaTPC2);
845 nSigmaComb2Ref = TMath::Abs(nSigmaTPC2Ref);
848 // use sigmaTOF instead of sigmaComb
850 nSigmaComb2 = nSigmaTOF2;
851 nSigmaComb2Ref = nSigmaTOF2Ref;
854 if(nSigmaComb2 < 2) nSigmaComb2 = 2;
855 else if(nSigmaComb2 < 3) nSigmaComb2 = 3;
856 else if(nSigmaComb2 < 5) nSigmaComb2 = 4.99;
857 else nSigmaComb2 = 6;
859 if(nSigmaComb2Ref < 2) nSigmaComb2Ref = 2;
860 else if(nSigmaComb2Ref < 3) nSigmaComb2Ref = 3;
861 else if(nSigmaComb2Ref < 5) nSigmaComb2Ref = 4.99;
862 else nSigmaComb2Ref = 6;
864 Bool_t isTrue = kFALSE;
867 Int_t labelP = TMath::Abs(KpTrack->GetLabel());
868 Int_t labelN = TMath::Abs(KnTrack->GetLabel());
870 if(labelP > -1 && labelN > -1){
871 AliAODMCParticle *partP = (AliAODMCParticle*)mcArray->At(labelP);
872 AliAODMCParticle *partN = (AliAODMCParticle*)mcArray->At(labelN);
874 Int_t mP = partP->GetMother();
875 Int_t mN = partN->GetMother();
876 if(mP == mN && mP > -1){
877 AliAODMCParticle *partM = (AliAODMCParticle*)mcArray->At(mP);
878 Int_t pdgM = partM->GetPdgCode();
879 if(pdgM == 333) isTrue = kTRUE;
885 Double_t deltaphi1 = KpTrack->Phi() - fPsi;
886 Double_t deltaphi2 = KnTrack->Phi() - fPsi;
888 if(gRandom->Rndm() < 0.5){
889 deltaphi1 += TMath::Pi();
890 deltaphi2 += TMath::Pi();
893 while(deltaphi1 > TMath::Pi()) deltaphi1 -= TMath::Pi()*2;
894 while(deltaphi1 < -TMath::Pi()) deltaphi1 += TMath::Pi()*2;
895 while(deltaphi2 > TMath::Pi()) deltaphi2 -= TMath::Pi()*2;
896 while(deltaphi2 < -TMath::Pi()) deltaphi2 += TMath::Pi()*2;
898 if(fPtKn > 4.299) fPtKn = 4.299;
900 Float_t xTOfill[] = {static_cast<Float_t>(fPtPhi),static_cast<Float_t>(KpTrack->Eta()),static_cast<Float_t>(fPtKp),static_cast<Float_t>(fPtKn),static_cast<Float_t>((fPidKp%128)*0.01),static_cast<Float_t>((fPidKn%128)*0.01),static_cast<Float_t>(tofMatch1),static_cast<Float_t>(tofMatch2),static_cast<Float_t>(isTrue),static_cast<Float_t>(nSigmaComb),static_cast<Float_t>(nSigmaComb2),static_cast<Float_t>(deltaphi1),static_cast<Float_t>(deltaphi2),static_cast<Float_t>(fPsi)};
901 Float_t xTOfill2[] = {static_cast<Float_t>(fPtPhi),static_cast<Float_t>(KpTrack->Eta()),static_cast<Float_t>(fPtKp),static_cast<Float_t>(fPtKn),static_cast<Float_t>((fPidKp%128)*0.01),static_cast<Float_t>((fPidKn%128)*0.01),static_cast<Float_t>(tofMatch1),static_cast<Float_t>(tofMatch2),static_cast<Float_t>(isTrue),static_cast<Float_t>(nSigmaComb),static_cast<Float_t>(nSigmaComb2),static_cast<Float_t>(deltaphi1),static_cast<Float_t>(deltaphi2),static_cast<Float_t>(fPsi)};
904 while(fPtPhiMin[ipt] < fPtPhi && ipt < nPtBin){
908 if(ipt < 0) ipt = 0; // just to be sure
910 if(TMath::Abs(fEtaPhi) < 0.8 && fPtKp > 0.3 && fPtKn > 0.3){
911 if(fSpeciesRef != 3){
912 xTOfill[4] = probP[fSpeciesRef];
913 xTOfill2[5] = probN[fSpeciesRef];
915 xTOfill[9] = nSigmaCombRef;
916 xTOfill2[10] = nSigmaComb2Ref;
920 if((fPidKn%128) > 80) fContPid->Fill(0,fMassV0,fCentrality,xTOfill); // use tagging on negative track
921 xTOfill[1] = KnTrack->Eta();
922 if((fPidKp%128) > 80) fContPid2->Fill(0,fMassV0,fCentrality,xTOfill2);// use tagging on positive track
925 Float_t xUser[] = {static_cast<Float_t>(KpTrack->Eta()),static_cast<Float_t>(fPtKp),static_cast<Float_t>(isTrue),0,static_cast<Float_t>(deltaphi1),static_cast<Float_t>(fPsi)};
926 Float_t xUser2[] = {static_cast<Float_t>(KnTrack->Eta()),static_cast<Float_t>(fPtKn),static_cast<Float_t>(isTrue),0,static_cast<Float_t>(deltaphi2),static_cast<Float_t>(fPsi)};
928 if(fPIDuserCut->IsSelected(KpTrack,AliPID::kPion)){ // to be filled for positive
930 } else if(fPIDuserCut->IsSelected(KpTrack,AliPID::kKaon)){
932 } else if(fPIDuserCut->IsSelected(KpTrack,AliPID::kProton)){
935 if(fPIDuserCut->IsSelected(KnTrack,AliPID::kPion)){ // to be filled for negative
937 } else if(fPIDuserCut->IsSelected(KnTrack,AliPID::kKaon)){
939 } else if(fPIDuserCut->IsSelected(KnTrack,AliPID::kProton)){
942 if((fPidKn%128) > 80) fContUser->Fill(0,fMassV0,fCentrality,xUser);
943 if((fPidKp%128) > 80) fContUser2->Fill(0,fMassV0,fCentrality,xUser2);
952 //_____________________________________________________________________________
953 Float_t AliAnalysisTaskPhiBayes::GetVertex(AliAODEvent* aod) const
958 const AliAODVertex* vtxAOD = aod->GetPrimaryVertex();
961 if(vtxAOD->GetNContributors()>0)
962 zvtx = vtxAOD->GetZ();
966 //_____________________________________________________________________________
967 void AliAnalysisTaskPhiBayes::Terminate(Option_t *)
970 Printf("Terminate()");
972 //-------------------------------------------------------------------------
973 Int_t AliAnalysisTaskPhiBayes::IsChannelValid(Float_t etaAbs){
974 if(!fIsMC) return 1; // used only on MC
976 if(fTypeCol == 2){ // LHC10h or LHC11h because of TOF matching window at 3 cm
977 Int_t channel = Int_t(4334.09 - 4758.36 * etaAbs -1989.71 * etaAbs*etaAbs + 1957.62*etaAbs*etaAbs*etaAbs);
979 if(!(channel%20)) return 0; // 5% additional loss in MC