| 1 |
khahn |
1.1 |
#include "bdtiface.h"
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| 2 |
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| 3 |
dkralph |
1.2 |
bdtiface::bdtiface(TString weightDir, TString cutfile, TString method, TString varfile):weightdir_(weightDir),varfile_(varfile)
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| 4 |
khahn |
1.1 |
{
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| 5 |
dkralph |
1.2 |
if(weightDir != "") { // leave dir string empty if you just want root to make bdtiface_cc.so
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khahn |
1.1 |
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| 7 |
dkralph |
1.2 |
// get names of all the xml files for this method in weight directory
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FILE *fdls = popen("ls "+weightDir+"/*.weights.xml","r");
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char filestring[999];
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while(fscanf(fdls,"%s",filestring) == 1 ) {
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TString xmlname(filestring);
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TString binname = xmlname(TRegexp("s[0-9]_pt[0-9]"));
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if(binname=="") binname = xmlname(TRegexp("Cat[0-9]"));
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dkralph |
1.3 |
if(binname=="") binname = xmlname(TRegexp("[CET][enr][nda][tcn][ras][api][^_][^_]*"));
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dkralph |
1.2 |
if(binname=="") binname = "~";
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dkralph |
1.3 |
// everybody's got different names for each bin...
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if(binname=="Cat1" || binname=="CentralPt5To10") binname = "s0_pt0";
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if(binname=="Cat2" || binname=="TransitionPt5To10") binname = "s1_pt0";
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if(binname=="Cat3" || binname=="EndcapPt5To10") binname = "s2_pt0";
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if(binname=="Cat4" || binname=="CentralPt10ToInf") binname = "s0_pt1";
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if(binname=="Cat5" || binname=="TransitionPt10ToInf") binname = "s1_pt1";
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if(binname=="Cat6" || binname=="EndcapPt10ToInf") binname = "s2_pt1";
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dkralph |
1.2 |
binnamev_.push_back(binname);
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xml_names_[binname] = xmlname;
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}
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fclose(fdls);
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// read bin info from txt file
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readbins(varfile);
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// if only one weight file is found, read the variables from the txt file (since they'll be listed multiple times in the weight file...)
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dkralph |
1.3 |
cout << "bdtiface: loading... -------------------------------------------------------" << endl;
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dkralph |
1.2 |
if(binnamev_.size()==1) {cout << "\tbdtiface: reading from txt file..." << endl; readvars(varfile); }
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// if several weight files found, read variables from weight files
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else { cout << "\tbdtiface: reading from xml..." << endl; getxmlvars(); }
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readlimits(varfile);
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// push back default bins if they weren't read from the txt file
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if(ptbin_highs_.size()==0) { ptbin_highs_.push_back(20); ptbin_highs_.push_back(7000); }
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if(etabin_highs_.size()==0) { etabin_highs_.push_back(0.8); etabin_highs_.push_back(1.485); etabin_highs_.push_back(2.5); }
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// create a reader for each bin
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for(UInt_t ibin=0; ibin<binnamev_.size(); ibin++)
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readers_[binnamev_[ibin]] = new TMVA::Reader( "!Color!Silent" );
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map<TString,TMVA::Reader*>::iterator it;
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for(it=readers_.begin(); it!=readers_.end(); it++) {
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TString bin((*it).first);
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// add vars to the tmva reader for this bin
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for(unsigned ivar=0; ivar<floatvar_expressions_[bin].size(); ivar++) {
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(*it).second->AddVariable(floatvar_expressions_[bin][ivar],&floatvals_[floatvar_names_[bin][ivar]]);
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}
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for(unsigned ispec=0; ispec<floatspec_names_[bin].size(); ispec++) {
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TString varname(floatspec_names_[bin][ispec]);
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(*it).second->AddSpectator(varname,&floatvals_[varname]);
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}
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// read in weight file for this bin
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TString weightfilename(xml_names_[(*it).first]);
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ifstream weightfs(weightfilename);
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if(weightfs.is_open()) (*it).second->BookMVA(method,weightfilename);
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else { cerr << "bdtiface: Cannot find weight file: " << weightfilename << "!" << endl; assert(0); }
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}
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} else cerr << "bdtiface: Warning: not loading any weight files!" << endl;
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if(cutfile != "") readBDTCuts(cutfile); // same
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else cerr << "bdtiface: Warning: not loading a cut file!" << endl;
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dkralph |
1.3 |
cout << "bdtiface: loaded... ----------------------------------------------------------------------------------------" << endl;
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dkralph |
1.2 |
}
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//----------------------------------------------------------------------------------------
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void bdtiface::getxmlvars()
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{
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map<TString,TString>::iterator it;
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// loop over xml files
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max_nfloats = 0;
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for(it=xml_names_.begin(); it!=xml_names_.end(); it++) {
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TString bin((*it).first);
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ifstream ifs;
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| 79 |
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ifs.open((*it).second);
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string line;
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int ivar=0,ispec=0;
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while(getline(ifs,line)) {
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TString rline(line.c_str());
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| 84 |
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TString expression(rline(TRegexp("Expression=\"[^\"][^\"]*")));
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expression = expression(12,expression.Length());
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| 86 |
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TString vname(rline(TRegexp("Label=\"[^\"][^\"]*")));
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| 87 |
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vname = vname(7,vname.Length());
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| 88 |
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TString type(rline(TRegexp("Type=\"[a-zA-Z]")));
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type = type(6,type.Length());
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if(rline.Contains(TRegexp("Variable VarIndex"))) {
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| 91 |
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if(type=="F" || type=="I") { // tmva::reader only allows floats...
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| 92 |
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floatvar_names_[bin].push_back(vname);
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| 93 |
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floatvar_expressions_[bin].push_back(expression);
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if(floatvals_.find(vname) == floatvals_.end()) { floatvals_[vname] = Float_t(0); max_nfloats++;}
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| 95 |
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} else assert(0);
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| 96 |
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ivar++;
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| 97 |
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} else if(rline.Contains(TRegexp("Spectator SpecIndex"))) {
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| 98 |
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if(type=="F" || type=="I") {
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floatspec_names_[bin].push_back(vname);
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| 100 |
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if(floatvals_.find(vname) == floatvals_.end()) { floatvals_[vname] = Float_t(0); max_nfloats++;}
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| 101 |
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} else assert(0);
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| 102 |
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ispec++;
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| 103 |
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}
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| 104 |
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}
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| 105 |
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}
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| 106 |
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}
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| 107 |
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//----------------------------------------------------------------------------------------
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| 108 |
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void bdtiface::readbins(TString varfile)
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| 109 |
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{
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| 110 |
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// read binning information from txt file
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| 111 |
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ifstream ifs(varfile);
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| 112 |
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assert(ifs.is_open());
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| 113 |
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string line;
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| 114 |
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| 115 |
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while(getline(ifs,line)) {
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| 116 |
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if(line[0]=='#') continue;
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| 117 |
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stringstream ss(line);
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| 118 |
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| 119 |
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if(line[0]=='@') {
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| 120 |
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TString pteta;
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| 121 |
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ss >> pteta;
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| 122 |
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float high;
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| 123 |
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while(!ss.eof()) {
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| 124 |
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ss >> high;
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| 125 |
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if(pteta=="@pt") ptbin_highs_.push_back(float(high));
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| 126 |
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else if(pteta=="@eta") etabin_highs_.push_back(float(high));
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| 127 |
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else break;
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| 128 |
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}
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| 129 |
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}
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khahn |
1.1 |
}
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| 131 |
dkralph |
1.2 |
ifs.close();
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| 132 |
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}
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| 133 |
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//----------------------------------------------------------------------------------------
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void bdtiface::readvars(TString varfile)
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{
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max_nfloats = 0;
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// read in list of mva variables
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ifstream ifs(varfile);
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| 139 |
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assert(ifs.is_open());
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| 140 |
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string line;
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| 141 |
khahn |
1.1 |
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| 142 |
dkralph |
1.2 |
vector<TString> expressionv;
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| 143 |
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vector<char> typev;
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| 144 |
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TString bin("~");
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| 145 |
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while(getline(ifs,line)) {
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| 146 |
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if(line[0]=='#') continue;
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| 147 |
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stringstream ss(line);
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| 148 |
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| 149 |
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if(line[0]=='@') {
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| 150 |
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continue;
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| 151 |
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} else {
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| 152 |
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TString type;
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| 153 |
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TString vname,use,expression;
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| 154 |
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ss >> type >> vname >> use >> expression;
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| 155 |
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assert(type=='F'||type=='I');
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| 156 |
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assert(use=="var"||use=="spec");
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| 157 |
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if(use=="var") {
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| 158 |
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if(type=="F" || type=="I") {
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| 159 |
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floatvar_names_[bin].push_back(vname);
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| 160 |
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floatvar_expressions_[bin].push_back(expression);
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| 161 |
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if(floatvals_.find(vname) == floatvals_.end()) {
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| 162 |
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floatvals_[vname] = Float_t(0);
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| 163 |
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max_nfloats++;
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| 164 |
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}
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| 165 |
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} else assert(0);
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| 166 |
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} else if(use=="spec") {
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| 167 |
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if(type=="F" || type=="I") {
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| 168 |
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floatspec_names_[bin].push_back(vname);
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| 169 |
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if(floatvals_.find(vname) == floatvals_.end()) {
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| 170 |
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floatvals_[vname] = Float_t(0);
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| 171 |
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max_nfloats++;
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| 172 |
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}
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| 173 |
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} else assert(0);
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| 174 |
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}
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| 175 |
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}
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| 176 |
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}
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| 177 |
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}
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| 178 |
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//----------------------------------------------------------------------------------------
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| 179 |
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TString bdtiface::getBinName(double pt, double eta, TString era)
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| 180 |
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{
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| 181 |
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// classify by eta and pt bins
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| 182 |
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| 183 |
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TString subdet("");
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| 184 |
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for(unsigned ibin=0; ibin<etabin_highs_.size(); ibin++) {
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| 185 |
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if(fabs(eta) < etabin_highs_[ibin]) {
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| 186 |
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stringstream ss;
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| 187 |
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ss << ibin;
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| 188 |
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subdet = ss.str().c_str();
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| 189 |
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ss.str() == "";
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| 190 |
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break;
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| 191 |
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}
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| 192 |
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}
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| 193 |
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if(subdet=="") { cerr << "ERROR! eta not found: " << eta << endl; assert(0); }
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| 194 |
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| 195 |
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TString ptbin("");
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| 196 |
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for(unsigned ibin=0; ibin<ptbin_highs_.size(); ibin++) {
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| 197 |
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if(pt < ptbin_highs_[ibin]) {
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| 198 |
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stringstream ss;
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| 199 |
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ss << ibin;
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| 200 |
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ptbin = ss.str().c_str();
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| 201 |
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ss.str() == "";
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| 202 |
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break;
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| 203 |
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}
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| 204 |
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}
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| 205 |
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if(ptbin=="") { cerr << "ERROR! pt not found: " << pt << endl; assert(0); }
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| 206 |
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| 207 |
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TString binname;
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| 208 |
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if(era=="")
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| 209 |
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binname = "s" + subdet + "_pt" + ptbin;
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| 210 |
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else
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| 211 |
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binname = "s" + subdet + "_pt" + ptbin + "_" + era;
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| 212 |
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| 213 |
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bool found=false;
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| 214 |
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for(unsigned ibin=0; ibin<binnamev_.size(); ibin++) {
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| 215 |
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if(binnamev_[ibin] == binname) found = true;
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| 216 |
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}
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| 217 |
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| 218 |
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if(found) return binname;
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| 219 |
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else {
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| 220 |
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cerr << "bdtiface: could not find bin " << binname << " for pt: " << pt << "\teta: " << eta << " in " << weightdir_ << "!" << endl;
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| 221 |
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for(unsigned ibin=0; ibin<binnamev_.size(); ibin++) {
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| 222 |
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cout << binnamev_[ibin] << endl;
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| 223 |
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}
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| 224 |
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assert(0);
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| 225 |
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}
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| 226 |
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}
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| 227 |
khahn |
1.1 |
//----------------------------------------------------------------------------------------
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| 228 |
dkralph |
1.2 |
void bdtiface::readlimits(TString varfile)
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| 229 |
khahn |
1.1 |
{
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| 230 |
dkralph |
1.2 |
// get the limits for each variable
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| 231 |
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ifstream ifs(varfile);
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| 232 |
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assert(ifs.is_open());
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| 233 |
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string line;
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| 234 |
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| 235 |
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vector<TString> expressionv;
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| 236 |
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vector<char> typev;
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| 237 |
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TString bin("~");
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| 238 |
|
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while(getline(ifs,line)) {
|
| 239 |
|
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if(line[0]=='#') continue;
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| 240 |
|
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stringstream ss(line);
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| 241 |
khahn |
1.1 |
|
| 242 |
dkralph |
1.2 |
if(line[0]=='@') {
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| 243 |
|
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continue;
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| 244 |
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} else {
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| 245 |
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TString type,vname,use,expression,etabin;
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| 246 |
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bool abs;
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| 247 |
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double min,max;
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| 248 |
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ss >> type >> vname >> use >> expression >> etabin >> abs >> min >> max;
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| 249 |
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minima_[vname] = (Float_t)min;
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| 250 |
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maxima_[vname] = (Float_t)max;
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| 251 |
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}
|
| 252 |
|
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}
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| 253 |
khahn |
1.1 |
}
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| 254 |
|
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//----------------------------------------------------------------------------------------
|
| 255 |
|
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void bdtiface::readBDTCuts(TString file)
|
| 256 |
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{
|
| 257 |
|
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// get bdt cut values from file
|
| 258 |
|
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ifstream ifs;
|
| 259 |
|
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ifs.open(file.Data());
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| 260 |
dkralph |
1.2 |
if(!ifs.is_open()) {
|
| 261 |
|
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cerr << "bdtiface: Warning: bdtcut file does not exist!" << endl;
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| 262 |
|
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return;
|
| 263 |
|
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}
|
| 264 |
khahn |
1.1 |
string line;
|
| 265 |
|
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while(getline(ifs,line)) {
|
| 266 |
|
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stringstream ss(line);
|
| 267 |
|
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string binname;
|
| 268 |
|
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Double_t loosecut,mediumcut,tightcut;
|
| 269 |
|
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ss >> binname >> loosecut >> mediumcut >> tightcut;
|
| 270 |
dkralph |
1.2 |
loosecuts_[binname] = loosecut;
|
| 271 |
|
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mediumcuts_[binname] = mediumcut;
|
| 272 |
|
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tightcuts_[binname] = tightcut;
|
| 273 |
khahn |
1.1 |
}
|
| 274 |
|
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}
|
| 275 |
|
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//----------------------------------------------------------------------------------------
|
| 276 |
dkralph |
1.2 |
void bdtiface::setVals(map<TString,Float_t> floatvals)
|
| 277 |
khahn |
1.1 |
{
|
| 278 |
dkralph |
1.2 |
// pass in a map of the variable values for each event
|
| 279 |
|
|
if(floatvals.size()!=max_nfloats) {
|
| 280 |
|
|
cerr << "ERROR, passed vars: " << floatvals.size() << "\t" << "number required: " << max_nfloats << endl;
|
| 281 |
|
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map<TString,Float_t>::iterator it;
|
| 282 |
|
|
if(floatvals.size() > floatvals_.size()) {
|
| 283 |
|
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for(it=floatvals.begin(); it!=floatvals.end(); it++) {
|
| 284 |
|
|
if(floatvals_.find((*it).first) == floatvals_.end()) cerr << "\t" << (*it).first << " not read from xml/txt in " << weightdir_(0,weightdir_.Last('/')) << endl;
|
| 285 |
|
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}
|
| 286 |
|
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} else {
|
| 287 |
|
|
for(it=floatvals_.begin(); it!=floatvals_.end(); it++) {
|
| 288 |
|
|
if(floatvals.find((*it).first) == floatvals.end()) cerr << "\t" << (*it).first << " not found in map of passed floatvals" << endl;
|
| 289 |
|
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}
|
| 290 |
|
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}
|
| 291 |
|
|
assert(0);
|
| 292 |
|
|
}
|
| 293 |
|
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|
| 294 |
|
|
map<TString,Float_t>::iterator it_fl;
|
| 295 |
|
|
for(it_fl=floatvals.begin(); it_fl!=floatvals.end(); it_fl++) {
|
| 296 |
|
|
TString name((*it_fl).first);
|
| 297 |
|
|
if(floatvals_.find(name) == floatvals_.end()) { cerr << "bdtiface: " << name << " not found in float vals read from xml/txt" << endl; assert(0); }
|
| 298 |
|
|
Float_t value = floatvals[name];
|
| 299 |
|
|
assert(minima_.find(name) != minima_.end()); assert(maxima_.find(name) != maxima_.end());
|
| 300 |
dkralph |
1.3 |
if(minima_[name] != -9999999 && value < minima_[name]) value = minima_[name];
|
| 301 |
|
|
if(maxima_[name] != 9999999 && value > maxima_[name]) value = maxima_[name];
|
| 302 |
dkralph |
1.2 |
floatvals_[name] = value;
|
| 303 |
|
|
}
|
| 304 |
|
|
}
|
| 305 |
|
|
//----------------------------------------------------------------------------------------
|
| 306 |
|
|
double bdtiface::getBDTCut(double pt, double eta, TString tightness, TString era)
|
| 307 |
|
|
{
|
| 308 |
|
|
TString binname = getBinName(pt,eta,era);
|
| 309 |
|
|
if(tightness=="loose") return loosecuts_[binname];
|
| 310 |
|
|
else if(tightness=="medium") return mediumcuts_[binname];
|
| 311 |
|
|
else if(tightness=="tight") return tightcuts_[binname];
|
| 312 |
|
|
else {cout << "error! bad tightness" << endl; assert(0); return -1;}
|
| 313 |
|
|
}
|
| 314 |
|
|
//----------------------------------------------------------------------------------------
|
| 315 |
|
|
double bdtiface::getBDTCut(TString binname, TString tightness)
|
| 316 |
|
|
{
|
| 317 |
|
|
if(tightness=="loose") return loosecuts_[binname];
|
| 318 |
|
|
else if(tightness=="medium") return mediumcuts_[binname];
|
| 319 |
|
|
else if(tightness=="tight") return tightcuts_[binname];
|
| 320 |
khahn |
1.1 |
else {cout << "error! bad tightness" << endl; assert(0); return -1;}
|
| 321 |
|
|
}
|
| 322 |
|
|
//----------------------------------------------------------------------------------------
|
| 323 |
dkralph |
1.2 |
double bdtiface::getBDTval(Double_t pt, Double_t eta, TString era, TString method)
|
| 324 |
|
|
{
|
| 325 |
|
|
TString binname((readers_.size()>1) ? getBinName(pt,eta,era) : "~");
|
| 326 |
|
|
assert(readers_.find(binname) != readers_.end());
|
| 327 |
|
|
TMVA::Reader *reader = readers_[binname];
|
| 328 |
|
|
return reader->EvaluateMVA(method);
|
| 329 |
|
|
}
|
| 330 |
|
|
//----------------------------------------------------------------------------------------
|
| 331 |
|
|
Bool_t bdtiface::passBDT(Double_t pt, Double_t eta, TString tightness, TString era, TString method)
|
| 332 |
khahn |
1.1 |
{
|
| 333 |
dkralph |
1.2 |
double bdtcut = getBDTCut(pt,eta,tightness,era);
|
| 334 |
|
|
TString binname((readers_.size()>1) ? getBinName(pt,eta,era) : "~");
|
| 335 |
|
|
assert(readers_.find(binname) != readers_.end());
|
| 336 |
|
|
TMVA::Reader *reader = readers_[binname];
|
| 337 |
|
|
double bdtval = reader->EvaluateMVA(method);
|
| 338 |
|
|
|
| 339 |
|
|
//cerr << "bdtcut: " << bdtcut << "\tbdtval: " << bdtval << endl;
|
| 340 |
khahn |
1.1 |
|
| 341 |
|
|
return bdtval > bdtcut;
|
| 342 |
|
|
}
|
| 343 |
dkralph |
1.2 |
//----------------------------------------------------------------------------------------
|
| 344 |
|
|
void bdtiface::print()
|
| 345 |
|
|
{
|
| 346 |
|
|
cout << "bdtiface -- weightdir: " << weightdir_ << endl;
|
| 347 |
|
|
}
|
