| 96 |
|
} |
| 97 |
|
|
| 98 |
|
|
| 99 |
– |
|
| 100 |
– |
|
| 101 |
– |
|
| 102 |
– |
|
| 99 |
|
//HEP Tagger from Ivan |
| 100 |
|
|
| 101 |
|
bool HepTopTag(TopJet topjet) |
| 102 |
|
{ |
| 103 |
< |
|
| 104 |
< |
double mjet; |
| 109 |
< |
double ptjet; |
| 110 |
< |
int nsubjets; |
| 111 |
< |
|
| 112 |
< |
double topmass=172.3; |
| 113 |
< |
double wmass=80.4; |
| 114 |
< |
|
| 115 |
< |
nsubjets=topjet.numberOfDaughters(); |
| 116 |
< |
|
| 117 |
< |
LorentzVector allsubjets(0,0,0,0); |
| 118 |
< |
|
| 119 |
< |
for(int j=0; j<topjet.numberOfDaughters(); ++j) { |
| 120 |
< |
allsubjets += topjet.subjets()[j].v4(); |
| 121 |
< |
} |
| 122 |
< |
if(!allsubjets.isTimelike()) { |
| 123 |
< |
mjet=0; |
| 124 |
< |
return false; |
| 125 |
< |
} |
| 126 |
< |
|
| 127 |
< |
mjet = allsubjets.M(); |
| 128 |
< |
ptjet= allsubjets.Pt(); |
| 129 |
< |
|
| 130 |
< |
double m12, m13, m23; |
| 131 |
< |
|
| 132 |
< |
//The subjetcs have to be three |
| 133 |
< |
if(nsubjets==3) { |
| 134 |
< |
|
| 135 |
< |
std::vector<Particle> subjets = topjet.subjets(); |
| 136 |
< |
sort(subjets.begin(), subjets.end(), HigherPt()); |
| 137 |
< |
|
| 138 |
< |
m12 = 0; |
| 139 |
< |
if( (subjets[0].v4()+subjets[1].v4()).isTimelike()) |
| 140 |
< |
m12=(subjets[0].v4()+subjets[1].v4()).M(); |
| 141 |
< |
m13 = 0; |
| 142 |
< |
if( (subjets[0].v4()+subjets[2].v4()).isTimelike() ) |
| 143 |
< |
m13=(subjets[0].v4()+subjets[2].v4()).M(); |
| 144 |
< |
m23 = 0; |
| 145 |
< |
if( (subjets[1].v4()+subjets[2].v4()).isTimelike() ) |
| 146 |
< |
m23 = (subjets[1].v4()+subjets[2].v4()).M(); |
| 147 |
< |
|
| 148 |
< |
} else { |
| 149 |
< |
return false; |
| 150 |
< |
} |
| 151 |
< |
|
| 152 |
< |
double rmin=0.85*wmass/topmass; |
| 153 |
< |
double rmax=1.15*wmass/topmass; |
| 154 |
< |
|
| 155 |
< |
int keep=0; |
| 156 |
< |
|
| 157 |
< |
//Conditions on the subjects: at least one has to be true |
| 158 |
< |
//1 condition |
| 159 |
< |
if(atan(m13/m12)>0.2 && atan(m13/m12)<1.3 && m23/mjet>rmin && m23/mjet<rmax) keep=1; |
| 160 |
< |
|
| 161 |
< |
//2 condition |
| 162 |
< |
double cond2left=pow(rmin,2)*(1+pow((m13/m12),2)); |
| 163 |
< |
double cond2cent=1-pow(m23/mjet,2); |
| 164 |
< |
double cond2right=pow(rmax,2)*(1+pow(m13/m12,2)); |
| 165 |
< |
|
| 166 |
< |
if(cond2left<cond2cent && cond2cent<cond2right && m23/mjet>0.35) keep=1; |
| 167 |
< |
|
| 168 |
< |
//3 condition |
| 169 |
< |
double cond3left=pow(rmin,2)*(1+pow((m12/m13),2)); |
| 170 |
< |
double cond3cent=1-pow(m23/mjet,2); |
| 171 |
< |
double cond3right=pow(rmax,2)*(1+pow(m12/m13,2)); |
| 172 |
< |
|
| 173 |
< |
if(cond3left<cond3cent && cond3cent<cond3right && m23/mjet>0.35) keep=1; |
| 174 |
< |
|
| 175 |
< |
//Final requirement: at least one of the three subjets conditions and total pt |
| 176 |
< |
if(keep==1 && ptjet>200) { |
| 177 |
< |
return true; |
| 178 |
< |
} else { |
| 179 |
< |
return false; |
| 180 |
< |
} |
| 103 |
> |
//call variable tagger with default parameters |
| 104 |
> |
return variableHepTopTag(topjet); |
| 105 |
|
|
| 106 |
|
} |
| 107 |
|
|
| 184 |
– |
|
| 108 |
|
//default values (mminLower=50., mjetLower=140, mjetUpper=250.) defined in Utils.h |
| 109 |
|
bool variableTopTag(TopJet topjet, double &mjet, int &nsubjets, double &mmin, double mminLower, double mjetLower, double mjetUpper) |
| 110 |
|
{ |
| 159 |
|
|
| 160 |
|
bool TopTag(TopJet topjet, double &mjet, int &nsubjets, double &mmin) |
| 161 |
|
{ |
| 162 |
+ |
//call variable tagger with default parameters |
| 163 |
+ |
return variableTopTag(topjet, mjet, nsubjets, mmin); |
| 164 |
|
|
| 240 |
– |
nsubjets=topjet.numberOfDaughters(); |
| 241 |
– |
|
| 242 |
– |
LorentzVector allsubjets(0,0,0,0); |
| 243 |
– |
|
| 244 |
– |
for(int j=0; j<topjet.numberOfDaughters(); ++j) { |
| 245 |
– |
allsubjets += topjet.subjets()[j].v4(); |
| 246 |
– |
} |
| 247 |
– |
if(!allsubjets.isTimelike()) { |
| 248 |
– |
mjet=0; |
| 249 |
– |
mmin=0; |
| 250 |
– |
return false; |
| 251 |
– |
} |
| 252 |
– |
|
| 253 |
– |
mjet = allsubjets.M(); |
| 254 |
– |
|
| 255 |
– |
if(nsubjets>=3) { |
| 256 |
– |
|
| 257 |
– |
std::vector<Particle> subjets = topjet.subjets(); |
| 258 |
– |
sort(subjets.begin(), subjets.end(), HigherPt()); |
| 259 |
– |
|
| 260 |
– |
double m01 = 0; |
| 261 |
– |
if( (subjets[0].v4()+subjets[1].v4()).isTimelike()) |
| 262 |
– |
m01=(subjets[0].v4()+subjets[1].v4()).M(); |
| 263 |
– |
double m02 = 0; |
| 264 |
– |
if( (subjets[0].v4()+subjets[2].v4()).isTimelike() ) |
| 265 |
– |
m02=(subjets[0].v4()+subjets[2].v4()).M(); |
| 266 |
– |
double m12 = 0; |
| 267 |
– |
if( (subjets[1].v4()+subjets[2].v4()).isTimelike() ) |
| 268 |
– |
m12 = (subjets[1].v4()+subjets[2].v4()).M(); |
| 269 |
– |
|
| 270 |
– |
//minimum pairwise mass |
| 271 |
– |
mmin = std::min(m01,std::min(m02,m12)); |
| 272 |
– |
} |
| 273 |
– |
|
| 274 |
– |
//at least 3 sub-jets |
| 275 |
– |
if(nsubjets<3) return false; |
| 276 |
– |
//minimum pairwise mass > 50 GeV/c^2 |
| 277 |
– |
if(mmin<50) return false; |
| 278 |
– |
//jet mass between 140 and 250 GeV/c^2 |
| 279 |
– |
if(mjet<140 || mjet>250) return false; |
| 280 |
– |
|
| 281 |
– |
return true; |
| 165 |
|
} |
| 166 |
< |
|
| 166 |
> |
|
| 167 |
|
Jet* nextJet(const Particle *p, std::vector<Jet> *jets) |
| 168 |
|
{ |
| 169 |
|
|
