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0c5b726e | 1 | /************************************************************************** |
2 | * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
3 | * * | |
4 | * Author: The ALICE Off-line Project. * | |
5 | * Contributors are mentioned in the code where appropriate. * | |
6 | * * | |
7 | * Permission to use, copy, modify and distribute this software and its * | |
8 | * documentation strictly for non-commercial purposes is hereby granted * | |
9 | * without fee, provided that the above copyright notice appears in all * | |
10 | * copies and that both the copyright notice and this permission notice * | |
11 | * appear in the supporting documentation. The authors make no claims * | |
12 | * about the suitability of this software for any purpose. It is * | |
13 | * provided "as is" without express or implied warranty. * | |
14 | **************************************************************************/ | |
15 | ||
16 | /* $Id: AliEMCALPIDUtils.cxx 33808 2009-07-15 09:48:08Z gconesab $ */ | |
17 | ||
18 | // Compute PID weights for all the clusters that are in AliESDs.root file | |
19 | // the AliESDs.root have to be in the same directory as the class | |
20 | // | |
21 | // and do: | |
22 | // AliEMCALPIDUtils *pid = new AliEMCALPIDUtils(); | |
23 | // pid->SetPrintInfo(kTRUE); | |
24 | // pid->SetHighFluxParam(); // pid->SetLowFluxParam(); | |
25 | // | |
26 | // then in cluster loop do | |
27 | // pid->ComputePID(energy, lambda0); | |
28 | // | |
29 | // Compute PID Weight for all clusters in AliESDs.root file | |
30 | // keep this function for the moment for a simple verification, could be removed | |
31 | // | |
32 | // pid->GetPIDFinal(idx) gives the probabilities | |
33 | // | |
00a38d07 | 34 | // Double_t PIDFinal[AliPID::kSPECIESCN] is the standard PID for : |
0c5b726e | 35 | // |
36 | // kElectron : fPIDFinal[0] | |
37 | // kMuon : fPIDFinal[1] | |
53e430a3 | 38 | // kPion : fPIDFinal[2] |
39 | // kKaon : fPIDFinal[3] | |
0c5b726e | 40 | // kProton : fPIDFinal[4] |
41 | // kPhoton : fPIDFinal[5] | |
53e430a3 | 42 | // kPi0 : fPIDFinal[6] |
0c5b726e | 43 | // kNeutron : fPIDFinal[7] |
44 | // kKaon0 : fPIDFinal[8] | |
45 | // kEleCon : fPIDFinal[9] | |
46 | // kUnknown : fPIDFinal[10] | |
47 | // | |
48 | // | |
49 | // PID[3] is a simple PID for | |
50 | // Electron & Photon PID[0] | |
51 | // Pi0 PID[1] | |
52 | // Hadron PID[2] | |
53 | // | |
54 | // Author: Genole Bourdaud 2007 (SUBATECH) | |
55 | // Marie Germain 07/2009 (SUBATECH), new parametrization for low and high flux environment | |
56 | // Gustavo Conesa 08/2009 (LNF), divide class in AliEMCALPID and AliEMCALPIDUtils, PIDUtils belong to library EMCALUtils | |
57 | // --- standard c --- | |
58 | ||
59 | // standard C++ includes | |
60 | //#include <Riostream.h> | |
61 | ||
62 | // ROOT includes | |
63 | #include "TMath.h" | |
64 | #include "TArrayD.h" | |
65 | ||
66 | // STEER includes | |
67 | #include "AliEMCALPIDUtils.h" | |
68 | #include "AliLog.h" | |
69 | ||
70 | ClassImp(AliEMCALPIDUtils) | |
71 | ||
72 | //______________________________________________ | |
73 | AliEMCALPIDUtils::AliEMCALPIDUtils(): | |
74 | fPrintInfo(kFALSE), fProbGamma(0.),fProbPiZero(0.),fProbHadron(0.), fWeightHadronEnergy(1.), fWeightGammaEnergy(1.),fWeightPiZeroEnergy(1.) | |
75 | { | |
76 | // | |
77 | // Constructor. | |
78 | // Initialize all constant values which have to be used | |
79 | // during PID algorithm execution | |
80 | // | |
81 | ||
82 | InitParameters(); | |
83 | ||
84 | ||
85 | } | |
86 | ||
87 | //__________________________________________________________ | |
88 | void AliEMCALPIDUtils::ComputePID(Double_t energy, Double_t lambda0) | |
89 | { | |
90 | // | |
91 | // This is the main command, which uses the distributions computed and parametrised, | |
92 | // and gives the PID by the bayesian method. | |
93 | // | |
94 | ||
95 | Double_t weightGammaEnergy = DistEnergy(energy, 1); | |
96 | Double_t weightPiZeroEnergy = DistEnergy(energy, 2); | |
97 | Double_t weightHadronEnergy = DistEnergy(energy, 3); | |
98 | ||
99 | Double_t energyhadron=energy; | |
100 | if(energyhadron<1.)energyhadron=1.; // no energy dependance of parametrisation for hadrons below 1 GeV | |
101 | if (energy<2){energy =2;} // no energy dependance of parametrisation for gamma and pi0 below 2 GeV | |
102 | ||
103 | if (energy>55){ | |
104 | energy =55.; | |
105 | energyhadron=55.; | |
106 | } // same parametrisation for gamma and hadrons above 55 GeV | |
107 | // for the pi0 above 55GeV the 2 gammas supperposed no way to distinguish from real gamma PIDWeight[1]=0 | |
108 | ||
109 | TArrayD paramDistribGamma = DistLambda0(energy, 1); | |
110 | TArrayD paramDistribPiZero = DistLambda0(energy, 2); | |
111 | TArrayD paramDistribHadron = DistLambda0(energyhadron, 3); | |
112 | ||
113 | Bool_t norm = kFALSE; | |
114 | ||
115 | ||
116 | fProbGamma = TMath::Gaus(lambda0, paramDistribGamma[1], paramDistribGamma[2], norm) * paramDistribGamma[0]; | |
117 | fProbGamma += TMath::Landau(((1-paramDistribGamma[4])-lambda0),paramDistribGamma[4],paramDistribGamma[5],norm)* paramDistribGamma[3]; | |
118 | if(fProbGamma<0.)fProbGamma=0.; | |
119 | ||
120 | fProbGamma = fProbGamma*weightGammaEnergy; | |
121 | ||
122 | if(energy>10. || energy < 55.){ | |
123 | fProbPiZero = TMath::Gaus(lambda0, paramDistribPiZero[1], paramDistribPiZero[2], norm) * paramDistribPiZero[0]; | |
124 | fProbPiZero += TMath::Landau(lambda0, paramDistribPiZero[4], paramDistribPiZero[5], norm) * paramDistribPiZero[3]; | |
125 | if(fProbPiZero<0. || energy<5.)fProbPiZero=0.; | |
126 | fProbPiZero = fProbPiZero*weightPiZeroEnergy; | |
127 | } | |
128 | else { | |
129 | fProbPiZero = 0.; | |
130 | } | |
131 | ||
132 | fProbHadron = TMath::Gaus(lambda0, paramDistribHadron[1], paramDistribHadron[2], norm) * paramDistribHadron[0]; | |
133 | fProbHadron += TMath::Landau(lambda0, paramDistribHadron[4], paramDistribHadron[5], norm) * paramDistribHadron[3]; | |
134 | if(fProbHadron<0.)fProbHadron=0.; | |
135 | fProbHadron = fProbHadron*weightHadronEnergy; // to take into account the probability for a hadron to have a given reconstructed energy | |
136 | ||
137 | // compute PID Weight | |
138 | if( (fProbGamma + fProbPiZero + fProbHadron)>0.){ | |
139 | fPIDWeight[0] = fProbGamma / (fProbGamma + fProbPiZero + fProbHadron); | |
140 | fPIDWeight[1] = fProbPiZero / (fProbGamma+fProbPiZero+fProbHadron); | |
141 | fPIDWeight[2] = fProbHadron / (fProbGamma+fProbPiZero+fProbHadron); | |
142 | } | |
143 | else{ | |
144 | // cases where energy and lambda0 large, probably du to 2 clusters folded the clusters PID not assigned to hadron nor Pi0 nor gammas | |
145 | fPIDWeight[0] = 0.; | |
146 | fPIDWeight[1] = 0.; | |
147 | fPIDWeight[2] = 0.; | |
148 | } | |
149 | ||
150 | ||
151 | // cout << " PID[0] "<< fPIDWeight[0] << " PID[1] "<< fPIDWeight[1] << " PID[2] "<< fPIDWeight[2] << endl; | |
152 | ||
153 | SetPID(fPIDWeight[0], 0); | |
154 | SetPID(fPIDWeight[1], 1); | |
155 | SetPID(fPIDWeight[2], 2); | |
156 | ||
157 | // print pid Weight only for control | |
158 | if (fPrintInfo) { | |
159 | AliInfo(Form( "Energy in loop = %f", energy) ); | |
160 | AliInfo(Form( "Lambda0 in loop = %f", lambda0) ); | |
161 | AliInfo(Form( "fProbGamma in loop = %f", fProbGamma) ); | |
162 | AliInfo(Form( "fProbaPiZero = %f", fProbPiZero )); | |
163 | AliInfo(Form( "fProbaHadron = %f", fProbHadron) ); | |
164 | AliInfo(Form( "PIDWeight in loop = %f ||| %f ||| %f", fPIDWeight[0] , fPIDWeight[1], fPIDWeight[2]) ); | |
165 | AliInfo("********************************************************" ); | |
166 | } | |
0c5b726e | 167 | |
00a38d07 | 168 | //default particles |
169 | fPIDFinal[AliPID::kElectron] = fPIDWeight[0]/2; // photon | |
170 | fPIDFinal[AliPID::kMuon] = fPIDWeight[2]/8; | |
171 | fPIDFinal[AliPID::kPion] = fPIDWeight[2]/8; | |
172 | fPIDFinal[AliPID::kKaon] = fPIDWeight[2]/8; | |
173 | fPIDFinal[AliPID::kProton] = fPIDWeight[2]/8; | |
174 | //light nuclei | |
175 | fPIDFinal[AliPID::kDeuteron] = 0; | |
176 | fPIDFinal[AliPID::kTriton] = 0; | |
177 | fPIDFinal[AliPID::kHe3] = 0; | |
178 | fPIDFinal[AliPID::kAlpha] = 0; | |
179 | //neutral particles | |
180 | fPIDFinal[AliPID::kPhoton] = fPIDWeight[0]/2; // electron | |
181 | fPIDFinal[AliPID::kPi0] = fPIDWeight[1] ; // Pi0 | |
182 | fPIDFinal[AliPID::kNeutron] = fPIDWeight[2]/8; | |
183 | fPIDFinal[AliPID::kKaon0] = fPIDWeight[2]/8; | |
184 | fPIDFinal[AliPID::kEleCon] = fPIDWeight[2]/8; | |
185 | // | |
186 | fPIDFinal[AliPID::kUnknown] = fPIDWeight[2]/8; | |
187 | ||
0c5b726e | 188 | } |
189 | ||
190 | ||
191 | ||
192 | ||
193 | //________________________________________________________ | |
194 | TArrayD AliEMCALPIDUtils::DistLambda0(const Double_t energy, const Int_t type) | |
195 | { | |
196 | // | |
197 | // Compute the values of the parametrised distributions using the data initialised before. | |
198 | // | |
199 | Double_t constGauss = 0., meanGauss = 0., sigmaGauss = 0.; | |
200 | Double_t constLandau=0., mpvLandau=0., sigmaLandau=0.; | |
201 | TArrayD distributionParam(6); | |
202 | ||
203 | switch (type) { | |
204 | ||
205 | case 1: | |
206 | ||
207 | constGauss = PolynomialMixed2(energy, fGamma[0]); | |
208 | meanGauss = PolynomialMixed2(energy, fGamma[1]); | |
209 | sigmaGauss = PolynomialMixed2(energy, fGamma[2]); | |
210 | constLandau = PolynomialMixed2(energy, fGamma[3]); | |
211 | mpvLandau = PolynomialMixed2(energy, fGamma[4]); | |
212 | sigmaLandau = PolynomialMixed2(energy, fGamma[5]); | |
213 | break; | |
214 | ||
215 | case 2: | |
216 | ||
217 | constGauss = PolynomialMixed2(energy, fPiZero[0]); | |
218 | meanGauss = PolynomialMixed2(energy, fPiZero[1]); | |
219 | sigmaGauss = PolynomialMixed2(energy, fPiZero[2]); | |
220 | constLandau = PolynomialMixed2(energy, fPiZero[3]); | |
221 | mpvLandau = PolynomialMixed2(energy, fPiZero[4]); | |
222 | sigmaLandau = PolynomialMixed2(energy, fPiZero[5]); | |
223 | ||
224 | break; | |
225 | case 3: | |
226 | ||
227 | constGauss = PolynomialMixed2(energy, fHadron[0]); | |
228 | meanGauss = PolynomialMixed2(energy, fHadron[1]); | |
229 | sigmaGauss = PolynomialMixed2(energy, fHadron[2]); | |
230 | constLandau = PolynomialMixed2(energy, fHadron[3]); | |
231 | mpvLandau = PolynomialMixed2(energy, fHadron[4]); | |
232 | sigmaLandau = PolynomialMixed2(energy, fHadron[5]); | |
233 | ||
234 | break; | |
235 | } | |
236 | ||
237 | distributionParam[0] = constGauss; | |
238 | distributionParam[1] = meanGauss; | |
239 | distributionParam[2] = sigmaGauss; | |
240 | distributionParam[3] = constLandau; | |
241 | distributionParam[4] = mpvLandau; | |
242 | distributionParam[5] = sigmaLandau; | |
243 | ||
244 | return distributionParam; | |
245 | } | |
246 | ||
247 | //________________________________________________________ | |
248 | Double_t AliEMCALPIDUtils::DistEnergy(const Double_t energy, const Int_t type) | |
249 | { | |
250 | // | |
251 | // Compute the values of the weigh for a given energy the parametrised distribution using the data initialised before. | |
252 | // | |
253 | Double_t constante = 0.; | |
0c5b726e | 254 | |
255 | switch (type) { | |
256 | ||
257 | case 1: | |
258 | constante = 1.; | |
259 | break; | |
260 | case 2: | |
53e430a3 | 261 | constante = 1.; |
0c5b726e | 262 | break; |
263 | case 3: | |
264 | constante = PowerExp(energy, fHadronEnergyProb); | |
265 | break; | |
266 | } | |
267 | ||
53e430a3 | 268 | // cout << "Weight " << constante << " for energy "<< energy<< " GeV "<< endl; |
0c5b726e | 269 | |
53e430a3 | 270 | return constante; |
0c5b726e | 271 | } |
272 | ||
273 | ||
274 | //_______________________________________________________ | |
275 | Double_t AliEMCALPIDUtils::Polynomial(const Double_t x, const Double_t *params) const | |
276 | { | |
277 | // | |
278 | // Compute a polynomial for a given value of 'x' | |
279 | // with the array of parameters passed as the second arg | |
280 | // | |
281 | ||
53e430a3 | 282 | Double_t y = params[0]; |
0c5b726e | 283 | y += params[1] * x; |
284 | y += params[2] * x * x; | |
285 | y += params[3] * x * x * x; | |
286 | y += params[4] * x * x * x * x; | |
287 | y += params[5] * x * x * x * x * x; | |
288 | ||
289 | return y; | |
290 | } | |
291 | //_______________________________________________________ | |
292 | Double_t AliEMCALPIDUtils::Polynomial0(const Double_t *params) const | |
293 | { | |
294 | // | |
295 | // Compute a polynomial for a given value of 'x' | |
296 | // with the array of parameters passed as the second arg | |
297 | // | |
298 | ||
53e430a3 | 299 | Double_t y = params[0]; |
0c5b726e | 300 | return y; |
301 | } | |
302 | ||
303 | //_______________________________________________________ | |
304 | Double_t AliEMCALPIDUtils::Polynomialinv(const Double_t x, const Double_t *params) const | |
305 | { | |
306 | // | |
307 | // Compute a polynomial for a given value of 'x' | |
308 | // with the array of parameters passed as the second arg | |
309 | // | |
310 | ||
53e430a3 | 311 | Double_t y=0.; |
312 | ||
0c5b726e | 313 | if(x>0){ |
53e430a3 | 314 | y = params[0]; |
315 | y += params[1] / x; | |
316 | y += params[2] / (x * x); | |
317 | y += params[3] / (x * x * x); | |
318 | y += params[4] / (x * x * x * x); | |
319 | y += params[5] / (x * x * x * x * x); | |
0c5b726e | 320 | } |
53e430a3 | 321 | |
0c5b726e | 322 | return y; |
323 | ||
324 | } | |
325 | //_______________________________________________________ | |
326 | Double_t AliEMCALPIDUtils::PolynomialMixed1(const Double_t x, const Double_t *params) const | |
327 | { | |
328 | // | |
329 | // Compute a polynomial for a given value of 'x' | |
330 | // with the array of parameters passed as the second arg | |
331 | // | |
332 | ||
53e430a3 | 333 | Double_t y=0.; |
0c5b726e | 334 | if(x>0){ |
335 | y = params[0] / x; | |
336 | y += params[1] ; | |
337 | y += params[2] * x ; | |
338 | // y += params[3] * 0.; | |
339 | // y += params[4] * 0.; | |
340 | // y += params[5] * 0.; | |
341 | } | |
53e430a3 | 342 | |
0c5b726e | 343 | |
344 | return y; | |
345 | ||
346 | } | |
347 | ||
348 | //_______________________________________________________ | |
349 | Double_t AliEMCALPIDUtils::PolynomialMixed2(const Double_t x, const Double_t *params) const | |
350 | { | |
351 | // | |
352 | // Compute a polynomial for a given value of 'x' | |
353 | // with the array of parameters passed as the second arg | |
354 | // | |
355 | ||
53e430a3 | 356 | Double_t y=0.; |
0c5b726e | 357 | if(x>0){ |
358 | y = params[0] / ( x * x); | |
359 | y += params[1] / x; | |
360 | y += params[2] ; | |
361 | y += params[3] * x ; | |
362 | y += params[4] * x * x ; | |
363 | // y += params[5] * 0.; | |
364 | } | |
0c5b726e | 365 | |
366 | return y; | |
367 | ||
368 | } | |
369 | ||
370 | //_______________________________________________________ | |
371 | Double_t AliEMCALPIDUtils::PowerExp(const Double_t x, const Double_t *params) const | |
372 | { | |
373 | // | |
374 | // Compute a polynomial for a given value of 'x' | |
375 | // with the array of parameters passed as the second arg | |
376 | // par[0]*TMath::Power(x[0],par[1]) | |
377 | // par[0]*TMath::Exp((x[0]-par[1])*par[2]); | |
378 | ||
53e430a3 | 379 | Double_t y = params[0] *TMath::Power( x,params[1]); |
380 | y += params[2] *TMath::Exp((x-params[3])*params[4]); | |
0c5b726e | 381 | |
382 | return y; | |
383 | ||
384 | } | |
385 | ||
386 | ||
387 | //_______________________________________________________ | |
388 | void AliEMCALPIDUtils::InitParameters() | |
389 | { | |
390 | // Initialize PID parameters, depending on the use or not of the reconstructor | |
391 | // and the kind of event type if the reconstructor is not used. | |
392 | // fWeightHadronEnergy=0.; | |
393 | // fWeightPiZeroEnergy=0.; | |
394 | // fWeightGammaEnergy=0.; | |
395 | ||
396 | fPIDWeight[0] = -1; | |
397 | fPIDWeight[1] = -1; | |
398 | fPIDWeight[2] = -1; | |
399 | ||
00a38d07 | 400 | for(Int_t i=0; i<AliPID::kSPECIESCN+1; i++) |
0c5b726e | 401 | fPIDFinal[i]= 0; |
402 | ||
403 | // init the parameters here instead of from loading from recparam | |
404 | // default parameters are PbPb parameters. | |
405 | SetHighFluxParam(); | |
406 | ||
407 | } | |
408 | ||
409 | ||
410 | //_______________________________________________________ | |
411 | void AliEMCALPIDUtils::SetLowFluxParam() | |
412 | { | |
413 | ||
414 | // as a first step, all array elements are initialized to 0.0 | |
53e430a3 | 415 | Int_t i=0, j=0; |
0c5b726e | 416 | |
417 | for (i = 0; i < 6; i++) { | |
418 | for (j = 0; j < 6; j++) { | |
419 | fGamma[i][j] = fHadron[i][j] = fPiZero[i][j] = 0.; | |
420 | fGamma1to10[i][j] = fHadron1to10[i][j] = 0.; | |
421 | } | |
7e1d9a9b | 422 | //Why we had the next 3 lines? |
423 | //fGammaEnergyProb[i] = fGammaEnergyProb[i]; | |
424 | //fPiZeroEnergyProb[i] = fPiZeroEnergyProb[i]; | |
425 | //fHadronEnergyProb[i] = fHadronEnergyProb[i]; | |
0c5b726e | 426 | } |
427 | ||
428 | // New parameterization for lambda0^2 (=x): f(x) = normLandau*TMath::Landau(x,mpvLandau,widthLandau)+normgaus*TMath::Gaus(x,meangaus,sigmagaus) | |
429 | // See AliEMCALPid (index j) refers to the polynomial parameters of the fit of each parameter vs energy | |
430 | // pp | |
431 | ||
432 | // paramtype[0][j] = norm gauss | |
433 | // paramtype[1][j] = mean gaus | |
434 | // paramtype[2][j] = sigma gaus | |
435 | // paramtype[3][j] = norm landau | |
436 | // paramtype[4][j] = mpv landau | |
437 | // paramtype[5][j] = sigma landau | |
438 | ||
439 | fGamma[0][0] = -7.656908e-01; | |
440 | fGamma[0][1] = 2.352536e-01; | |
441 | fGamma[0][2] = 1.555996e-02; | |
442 | fGamma[0][3] = 2.243525e-04; | |
443 | fGamma[0][4] = -2.560087e-06; | |
444 | ||
445 | fGamma[1][0] = 6.500216e+00; | |
446 | fGamma[1][1] = -2.564958e-01; | |
447 | fGamma[1][2] = 1.967894e-01; | |
448 | fGamma[1][3] = -3.982273e-04; | |
449 | fGamma[1][4] = 2.797737e-06; | |
450 | ||
451 | fGamma[2][0] = 2.416489e+00; | |
452 | fGamma[2][1] = -1.601258e-01; | |
453 | fGamma[2][2] = 3.126839e-02; | |
454 | fGamma[2][3] = 3.387532e-04; | |
455 | fGamma[2][4] = -4.089145e-06; | |
456 | ||
457 | fGamma[3][0] = 0.; | |
458 | fGamma[3][1] = -2.696008e+00; | |
459 | fGamma[3][2] = 6.920305e-01; | |
460 | fGamma[3][3] = -2.281122e-03; | |
461 | fGamma[3][4] = 0.; | |
462 | ||
463 | fGamma[4][0] = 2.281564e-01; | |
464 | fGamma[4][1] = -7.575040e-02; | |
465 | fGamma[4][2] = 3.813423e-01; | |
466 | fGamma[4][3] = -1.243854e-04; | |
467 | fGamma[4][4] = 1.232045e-06; | |
468 | ||
469 | fGamma[5][0] = -3.290107e-01; | |
470 | fGamma[5][1] = 3.707545e-02; | |
471 | fGamma[5][2] = 2.917397e-03; | |
472 | fGamma[5][3] = 4.695306e-05; | |
473 | fGamma[5][4] = -3.572981e-07; | |
474 | ||
475 | fHadron[0][0] = 9.482243e-01; | |
476 | fHadron[0][1] = -2.780896e-01; | |
477 | fHadron[0][2] = 2.223507e-02; | |
478 | fHadron[0][3] = 7.294263e-04; | |
479 | fHadron[0][4] = -5.665872e-06; | |
480 | ||
481 | fHadron[1][0] = 0.; | |
482 | fHadron[1][1] = 0.; | |
483 | fHadron[1][2] = 2.483298e-01; | |
484 | fHadron[1][3] = 0.; | |
485 | fHadron[1][4] = 0.; | |
486 | ||
487 | fHadron[2][0] = -5.601199e+00; | |
488 | fHadron[2][1] = 2.097382e+00; | |
489 | fHadron[2][2] = -2.307965e-01; | |
490 | fHadron[2][3] = 9.206871e-03; | |
491 | fHadron[2][4] = -8.887548e-05; | |
492 | ||
493 | fHadron[3][0] = 6.543101e+00; | |
494 | fHadron[3][1] = -2.305203e+00; | |
495 | fHadron[3][2] = 2.761673e-01; | |
496 | fHadron[3][3] = -5.465855e-03; | |
497 | fHadron[3][4] = 2.784329e-05; | |
498 | ||
499 | fHadron[4][0] = -2.443530e+01; | |
500 | fHadron[4][1] = 8.902578e+00 ; | |
501 | fHadron[4][2] = -5.265901e-01; | |
502 | fHadron[4][3] = 2.549111e-02; | |
503 | fHadron[4][4] = -2.196801e-04; | |
504 | ||
505 | fHadron[5][0] = 2.102007e-01; | |
506 | fHadron[5][1] = -3.844418e-02; | |
507 | fHadron[5][2] = 1.234682e-01; | |
508 | fHadron[5][3] = -3.866733e-03; | |
509 | fHadron[5][4] = 3.362719e-05 ; | |
510 | ||
511 | fPiZero[0][0] = 5.072157e-01; | |
512 | fPiZero[0][1] = -5.352747e-01; | |
513 | fPiZero[0][2] = 8.499259e-02; | |
514 | fPiZero[0][3] = -3.687401e-03; | |
515 | fPiZero[0][4] = 5.482280e-05; | |
516 | ||
517 | fPiZero[1][0] = 4.590137e+02; | |
518 | fPiZero[1][1] = -7.079341e+01; | |
519 | fPiZero[1][2] = 4.990735e+00; | |
520 | fPiZero[1][3] = -1.241302e-01; | |
521 | fPiZero[1][4] = 1.065772e-03; | |
522 | ||
523 | fPiZero[2][0] = 1.376415e+02; | |
524 | fPiZero[2][1] = -3.031577e+01; | |
525 | fPiZero[2][2] = 2.474338e+00; | |
526 | fPiZero[2][3] = -6.903410e-02; | |
527 | fPiZero[2][4] = 6.244089e-04; | |
528 | ||
529 | fPiZero[3][0] = 0.; | |
530 | fPiZero[3][1] = 1.145983e+00; | |
531 | fPiZero[3][2] = -2.476052e-01; | |
532 | fPiZero[3][3] = 1.367373e-02; | |
533 | fPiZero[3][4] = 0.; | |
534 | ||
535 | fPiZero[4][0] = -2.097586e+02; | |
536 | fPiZero[4][1] = 6.300800e+01; | |
537 | fPiZero[4][2] = -4.038906e+00; | |
538 | fPiZero[4][3] = 1.088543e-01; | |
539 | fPiZero[4][4] = -9.362485e-04; | |
540 | ||
541 | fPiZero[5][0] = -1.671477e+01; | |
542 | fPiZero[5][1] = 2.995415e+00; | |
543 | fPiZero[5][2] = -6.040360e-02; | |
544 | fPiZero[5][3] = -6.137459e-04; | |
545 | fPiZero[5][4] = 1.847328e-05; | |
546 | ||
547 | fHadronEnergyProb[0] = 4.767543e-02; | |
548 | fHadronEnergyProb[1] = -1.537523e+00; | |
549 | fHadronEnergyProb[2] = 2.956727e-01; | |
550 | fHadronEnergyProb[3] = -3.051022e+01; | |
551 | fHadronEnergyProb[4] =-6.036931e-02; | |
552 | ||
553 | // Int_t ii= 0; | |
554 | // Int_t jj= 3; | |
555 | // AliDebug(1,Form("PID parameters (%d, %d): fGamma=%.3f, fPi=%.3f, fHadron=%.3f", | |
556 | // ii,jj, fGamma[ii][jj],fPiZero[ii][jj],fHadron[ii][jj] )); | |
557 | ||
558 | // end for proton-proton | |
559 | ||
560 | } | |
561 | ||
562 | //_______________________________________________________ | |
563 | void AliEMCALPIDUtils::SetHighFluxParam() | |
564 | { | |
565 | ||
566 | // as a first step, all array elements are initialized to 0.0 | |
53e430a3 | 567 | Int_t i=0, j=0; |
0c5b726e | 568 | for (i = 0; i < 6; i++) { |
569 | for (j = 0; j < 6; j++) { | |
570 | fGamma[i][j] = fHadron[i][j] = fPiZero[i][j] = 0.; | |
571 | fGamma1to10[i][j] = fHadron1to10[i][j] = 0.; | |
572 | } | |
573 | fGammaEnergyProb[i] = 0.; | |
574 | fPiZeroEnergyProb[i] = 0.; | |
575 | fHadronEnergyProb[i] = 0.; | |
576 | } | |
577 | ||
578 | // Pb Pb this goes with inverted landau + gaussian for gammas, landau+gaussian for Pi0 and hadrons | |
579 | ||
580 | fGamma[0][0] = -7.656908e-01; | |
581 | fGamma[0][1] = 2.352536e-01; | |
582 | fGamma[0][2] = 1.555996e-02; | |
583 | fGamma[0][3] = 2.243525e-04; | |
584 | fGamma[0][4] = -2.560087e-06; | |
585 | ||
586 | fGamma[1][0] = 6.500216e+00; | |
587 | fGamma[1][1] = -2.564958e-01; | |
588 | fGamma[1][2] = 1.967894e-01; | |
589 | fGamma[1][3] = -3.982273e-04; | |
590 | fGamma[1][4] = 2.797737e-06; | |
591 | ||
592 | fGamma[2][0] = 2.416489e+00; | |
593 | fGamma[2][1] = -1.601258e-01; | |
594 | fGamma[2][2] = 3.126839e-02; | |
595 | fGamma[2][3] = 3.387532e-04; | |
596 | fGamma[2][4] = -4.089145e-06; | |
597 | ||
598 | fGamma[3][0] = 0.; | |
599 | fGamma[3][1] = -2.696008e+00; | |
600 | fGamma[3][2] = 6.920305e-01; | |
601 | fGamma[3][3] = -2.281122e-03; | |
602 | fGamma[3][4] = 0.; | |
603 | ||
604 | fGamma[4][0] = 2.281564e-01; | |
605 | fGamma[4][1] = -7.575040e-02; | |
606 | fGamma[4][2] = 3.813423e-01; | |
607 | fGamma[4][3] = -1.243854e-04; | |
608 | fGamma[4][4] = 1.232045e-06; | |
609 | ||
610 | fGamma[5][0] = -3.290107e-01; | |
611 | fGamma[5][1] = 3.707545e-02; | |
612 | fGamma[5][2] = 2.917397e-03; | |
613 | fGamma[5][3] = 4.695306e-05; | |
614 | fGamma[5][4] = -3.572981e-07; | |
615 | ||
616 | fHadron[0][0] = 1.519112e-01; | |
617 | fHadron[0][1] = -8.267603e-02; | |
618 | fHadron[0][2] = 1.914574e-02; | |
619 | fHadron[0][3] = -2.677921e-04; | |
620 | fHadron[0][4] = 5.447939e-06; | |
621 | ||
622 | fHadron[1][0] = 0.; | |
623 | fHadron[1][1] = -7.549870e-02; | |
624 | fHadron[1][2] = 3.930087e-01; | |
625 | fHadron[1][3] = -2.368500e-03; | |
626 | fHadron[1][4] = 0.; | |
627 | ||
628 | fHadron[2][0] = 0.; | |
629 | fHadron[2][1] = -2.463152e-02; | |
630 | fHadron[2][2] = 1.349257e-01; | |
631 | fHadron[2][3] = -1.089440e-03; | |
632 | fHadron[2][4] = 0.; | |
633 | ||
634 | fHadron[3][0] = 0.; | |
635 | fHadron[3][1] = 5.101560e-01; | |
636 | fHadron[3][2] = 1.458679e-01; | |
637 | fHadron[3][3] = 4.903068e-04; | |
638 | fHadron[3][4] = 0.; | |
639 | ||
640 | fHadron[4][0] = 0.; | |
641 | fHadron[4][1] = -6.693943e-03; | |
642 | fHadron[4][2] = 2.444753e-01; | |
643 | fHadron[4][3] = -5.553749e-05; | |
644 | fHadron[4][4] = 0.; | |
645 | ||
646 | fHadron[5][0] = -4.414030e-01; | |
647 | fHadron[5][1] = 2.292277e-01; | |
648 | fHadron[5][2] = -2.433737e-02; | |
649 | fHadron[5][3] = 1.758422e-03; | |
650 | fHadron[5][4] = -3.001493e-05; | |
651 | ||
652 | fPiZero[0][0] = 5.072157e-01; | |
653 | fPiZero[0][1] = -5.352747e-01; | |
654 | fPiZero[0][2] = 8.499259e-02; | |
655 | fPiZero[0][3] = -3.687401e-03; | |
656 | fPiZero[0][4] = 5.482280e-05; | |
657 | ||
658 | fPiZero[1][0] = 4.590137e+02; | |
659 | fPiZero[1][1] = -7.079341e+01; | |
660 | fPiZero[1][2] = 4.990735e+00; | |
661 | fPiZero[1][3] = -1.241302e-01; | |
662 | fPiZero[1][4] = 1.065772e-03; | |
663 | ||
664 | fPiZero[2][0] = 1.376415e+02; | |
665 | fPiZero[2][1] = -3.031577e+01; | |
666 | fPiZero[2][2] = 2.474338e+00; | |
667 | fPiZero[2][3] = -6.903410e-02; | |
668 | fPiZero[2][4] = 6.244089e-04; | |
669 | ||
670 | fPiZero[3][0] = 0.; | |
671 | fPiZero[3][1] = 1.145983e+00; | |
672 | fPiZero[3][2] = -2.476052e-01; | |
673 | fPiZero[3][3] = 1.367373e-02; | |
674 | fPiZero[3][4] = 0.; | |
675 | ||
676 | fPiZero[4][0] = -2.097586e+02; | |
677 | fPiZero[4][1] = 6.300800e+01; | |
678 | fPiZero[4][2] = -4.038906e+00; | |
679 | fPiZero[4][3] = 1.088543e-01; | |
680 | fPiZero[4][4] = -9.362485e-04; | |
681 | ||
682 | fPiZero[5][0] = -1.671477e+01; | |
683 | fPiZero[5][1] = 2.995415e+00; | |
684 | fPiZero[5][2] = -6.040360e-02; | |
685 | fPiZero[5][3] = -6.137459e-04; | |
686 | fPiZero[5][4] = 1.847328e-05; | |
687 | ||
688 | // those are the High Flux PbPb ones | |
689 | fHadronEnergyProb[0] = 0.; | |
690 | fHadronEnergyProb[1] = 0.; | |
691 | fHadronEnergyProb[2] = 6.188452e-02; | |
692 | fHadronEnergyProb[3] = 2.030230e+00; | |
693 | fHadronEnergyProb[4] = -6.402242e-02; | |
694 | ||
695 | // Int_t ii= 0; | |
696 | // Int_t jj= 3; | |
697 | // AliDebug(1,Form("PID parameters (%d, %d): fGamma=%.3f, fPi=%.3f, fHadron=%.3f", | |
698 | // ii,jj, fGamma[ii][jj],fPiZero[ii][jj],fHadron[ii][jj] )); | |
699 | ||
700 | } |