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claudioc |
1.1 |
#include "Math/LorentzVector.h"
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#include "Math/VectorUtil.h"
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#include "TMath.h"
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//----------------------------------------
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// To be used on Monte Carlo events.
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// Input is hypothesis index.
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// Output is the 2010 trigger efficiency for the
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// given hypothesis.
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//
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// Claudio, Jae, Avi 3 Nov 2010
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//----------------------------------------
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// float triggerSuperModelEffic(int hyp) {
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float triggerSuperModelEffic(int hyp, float pt1, float eta1,
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int id1, float pt2, float eta2, int id2) {
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//----------------------------------------------
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// Some important inputs
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//-----------------------------------------------
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// Plateau efficiency of muon trigger
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// (For now we ignore the fact that in the mu9 period
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// it was not quite as good)
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float effmu = 0.93;
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// Fraction of luminosity where mu9 was not prescaled
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// run <= 147116
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float f9=0.215;
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// Fraction of luminosity where mu9 was prescaled and mu11
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// was unprescaled
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// 147196 <= run <= 148058
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float f11=0.04;
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// Fraction of luminosity where mu9 and mu11 were prescaled
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// and mu15 was not
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//float f15 = 1.0 - f9 - f11;
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// Fraction of luminosity with 100% efficient ele10 trigger
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// run <= 139980
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float e10=0.002;
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//Fraction of luminosity with 100% efficienct ele15 GeV trigger
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// 139980<run<=144114
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float e15=0.086;
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//Fraction of luminosity with 100% efficient ele17 trigger
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// 14114<run<=147116
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float e17=0.127;
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//Fraction of luminosity with somewhat inefficient (~93%) ele17 trigger
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// 147116<run<=148058
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float e17b=0.273;
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//Efficiency of 17 GeV trigger in 147116<run<=148058
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float eff17b=0.93;
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//Fraction of luminosity with messy electron trigger
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// run>148058
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float emess=0.512;
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//Efficiency in pt bins for messy electron trigger period
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// run>148058 (rounded to the nearest 1%)
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float eff17to22 =0.99;
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float eff22to27 =0.97;
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float eff27to32 =0.98;
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float eff32andUp=1.00;
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//-------------------------------------------------
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// Algorithm applies only to events with one
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// lepton above 20 and one letpon above 10.
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// If this is not the case, return zero and complain.
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//-------------------------------------------------
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//bool badHyp = false;
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//if( TMath::Max(cms2.hyp_ll_p4()[hyp].pt(),cms2.hyp_lt_p4()[hyp].pt()) < 20.)
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//badHyp=true;
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//if( TMath::Min(cms2.hyp_ll_p4()[hyp].pt(),cms2.hyp_lt_p4()[hyp].pt()) < 10.)
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//badHyp=true;
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//if (badHyp) {
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//std::cout << "Bad inputs to trigger SuperModelEffic" << std::endl;
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// return 0.0;
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//}
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//-------------------------------------------------
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// If it is a dielectron event, we return 100%
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//-------------------------------------------------
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//if (cms2.hyp_type()[hyp] == 3) return 1.0;
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if (hyp == 3) return 1.0;
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//-------------------------------------------------
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// Dimuon events.
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//-------------------------------------------------
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if (hyp == 0) {
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if (pt2>pt1) {
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float pttemp = pt2;
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float etatemp = eta2;
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pt2 = pt1;
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eta2 = eta1;
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pt1 = pttemp;
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eta1 = etatemp;
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}
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// both above 15 and both in eta<2.1
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if (pt2>=15 && eta1<=2.1 && eta2<=2.1) {
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float eff = 1 - (1-effmu)*(1-effmu);
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return eff;
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}
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// the 2nd one between 11 and 15, both in eta<2.1
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if (pt2>11 && pt2<15 && eta1<=2.1 && eta2<=2.1) {
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float eff = effmu + (f9+f11)*effmu*(1-effmu);
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return eff;
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}
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// the 2nd one between 10 and 11, both in eta<2.1
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if (pt2<11 && eta1<=2.1 && eta2<=2.1) {
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float eff = effmu + f9*effmu*(1-effmu);
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return eff;
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}
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// both at high eta
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if (eta1>2.1 && eta2>2.1) {
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float eff = effmu*effmu;
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return eff;
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}
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// One with pt>15 eta<2.1. The other with eta>2.1
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if ( (pt1>=15 && eta1<=2.1 && eta2>2.1) ||
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(pt2>=15 && eta2<=2.1 && eta1>2.1) ) {
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float eff = effmu;
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return eff;
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}
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// First with 11<pt<15 eta<2.1. Second one with eta>2.1
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if ( (pt1>=11 && pt1<15 && eta1<=2.1 && eta2>2.1) ||
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(pt2>=11 && pt2<15 && eta2<=2.1 && eta1>2.1) ) {
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float eff = (f9+f11)*effmu + (1-f9-f11)*effmu*effmu;
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return eff;
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}
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// First with 10<pt<11 eta<2.1. Second one with eta>2.1
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if ( (pt1<11 && eta1<=2.1 && eta2>2.1) ||
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(pt2<11 && eta2<=2.1 && eta1>2.1) ) {
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float eff = f9*effmu + (1-f9)*effmu*effmu;
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return eff;
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}
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// We should never get here!
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std::cout << "----------" <<std::endl;
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std::cout << "Logic failure for mu-mu events in triggerSuperModel" << std::endl;
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std::cout << "This should never happen -- do not ignore" << std::endl;
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std::cout << "----------" << std::endl;
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return 0.0;
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} // close mumu code block
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//-------------------------------------------------
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// emu events
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//-------------------------------------------------
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if (hyp == 1 || hyp == 2) {
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float ptmu;
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float ptele;
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float etamu;
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if (id1 == 13) {
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ptmu = pt1;
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ptele = pt2;
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etamu= eta1;
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} else {
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ptmu = pt2;
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ptele = pt1;
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etamu= eta2;
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}
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// muon in eta<2.1 and pt>15;
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if (ptmu>= 15 && etamu<= 2.1) {
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float delta;
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if (ptele<=15.) {
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delta=e10;
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} else if (ptele<17) {
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delta=e10+e15;
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} else if (ptele>=17) {
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delta = e10+e15+e17+e17b*eff17b;
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} if (ptele<=22) {
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delta = e10+e15+e17+e17b*eff17b+emess*eff17to22;
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} else if (ptele<=27) {
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delta = e10+e15+e17+e17b*eff17b+emess*eff22to27;
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} else if (ptele<=32) {
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delta = e10+e15+e17+e17b*eff17b+emess*eff27to32;
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} else {
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delta = e10+e15+e17+e17b*eff17b+emess*eff32andUp;
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}
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float eff = effmu + (1-effmu)*delta;
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return eff;
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}
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// muon in eta<2.1 and pt beween 11 and 15 or 10 and 11
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// (note: here the electron has pt>20 for sure)
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if (ptmu< 15 && etamu<= 2.1) {
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float eleff;
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float f=f9;
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if (ptmu>=11) f=f11+f9;
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if (ptele <= 22) eleff=eff17to22;
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if (ptele <= 27) eleff=eff22to27;
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if (ptele <= 32) eleff=eff27to32;
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if (ptele > 32) eleff=eff32andUp;
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float delta2 = (1-f)*(effmu + (1-effmu)*eleff);
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float delta3 = f*(1-effmu)*( (e10+e15+e17)/f + eff17b*(f-e10-e15-e17)/f);
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float eff = f*effmu + delta2 +delta3;
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return eff;
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}
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// muon in eta>2.1
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if (etamu>2.1) {
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float eff;
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if (ptele<=15) {
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eff = e10;
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} else if (ptele<=17) {
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eff = e10 + e15;
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} else if (ptele <= 22) {
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eff = e10 + e15 + e17 + e17b*eff17b + emess*eff17to22;
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} else if (ptele <= 27) {
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eff = e10 + e15 + e17 + e17b*eff17b + emess*eff22to27;
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} else if (ptele <= 32) {
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eff = e10 + e15 + e17 + e17b*eff17b + emess*eff27to32;
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} else {
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eff = e10 + e15 + e17 + e17b*eff17b + emess*eff32andUp;
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}
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return eff;
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}
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// We should never get here!
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std::cout << "----------" <<std::endl;
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std::cout << "Logic failure for e-mu events in triggerSuperModel" << std::endl;
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std::cout << "This should never happen -- do not ignore" << std::endl;
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std::cout << "----------" << std::endl;
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return 0.0;
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} // Close emu code block
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// We should never get here!
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std::cout << "----------" <<std::endl;
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std::cout << "Logic failure in triggerSuperModel" << std::endl;
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std::cout << "This should never happen -- do not ignore" << std::endl;
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std::cout << "----------" << std::endl;
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return 0.0;
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}
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