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root/cvsroot/UserCode/MitHzz4l/Angles/src/trainAngles.cc
Revision: 1.3
Committed: Mon Dec 17 12:35:34 2012 UTC (12 years, 5 months ago) by dkralph
Content type: text/plain
Branch: MAIN
CVS Tags: compiled
Changes since 1.2: +161 -144 lines
Log Message:
many updates

File Contents

# Content
1 #include "TFile.h"
2 #include "TNtuple.h"
3 #include "TMath.h"
4
5 #include "TMVA/Factory.h"
6 #include "TMVA/Tools.h"
7 #include "TMVA/Config.h"
8
9 #include <unistd.h>
10 #include <iostream>
11 #include <fstream>
12 #include <string.h>
13 #include <map>
14 #include <cassert>
15
16 #include "KinematicsStruct.h"
17 #include "HistHeaders.h"
18
19 using namespace std;
20
21 void setFractions(float mH, float mH_lo, float mH_hi, float &frac_lo, float &frac_hi);
22 void setNevents(int nEvtMax, int nSigTrainMax, int nSigTestMax, int nBkgTrainMax, int nBkgTestMax, TString &nSig, TString &nBkg);
23
24 int main(int argc, char** argv) {
25
26 if( argc < 7 ) {
27 cerr << "usage: makeBDTWeights.exe <config> <outputrootfile> <weightname> <varstring> <mH> [wL] [wH] [mH_lo] [mH_hi]" << endl;
28 cerr << "\t... where [wL,wH] are the requested mass window and [mH_lo,mH_hi] are used for interpolation" << endl;
29 return 1;
30 }
31 cout << "argc: " << argc << endl;
32 for(int iarg=0; iarg<argc; iarg++)
33 cout << "argv[" << iarg << "]: " << argv[iarg] << endl;
34
35 char * config = argv[1];
36 cout << "config: " << config << endl;
37
38 // TString ntupledir;
39 vector<TString> classes,fileNames,types;
40 vector<double> fileFracs,fileMasses;
41 vector<TFile*> inFiles;
42 vector<TTree*> inTrees;
43 bool multiclass=false;
44 bool multisigs=false;
45 bool noFakeTest=false;
46 bool useWeightExpressions=false;
47 TString NTrees(""),NNodesMax(""),Shrinkage(""),nCuts(""),NormMode("");
48 int nMax=1000000;
49 ifstream ifs(config);
50 assert(ifs.is_open());
51 string line;
52 while(getline(ifs,line)) {
53 if(line[0]=='#') continue;
54 stringstream ss(line);
55 if(line[0]=='^') {
56 TString dummy;
57 // if(TString(line).Contains("^ntupledir")) ss >> dummy >> ntupledir;
58 if(TString(line).Contains("^multiclass")) { cout << "multiclass: true" << endl; multiclass = true; }
59 if(TString(line).Contains("^multisigs")) { cout << "multisigs: true" << endl; multisigs = true; }
60 if(TString(line).Contains("^noFakeTest")) { cout << "noFakeTest: true" << endl; noFakeTest = true; } // use all the events for training... we have an orthogonal sample for testing, anyway, and we need the stat
61 if(TString(line).Contains("^NTrees")) ss >> dummy >> NTrees;
62 if(TString(line).Contains("^NNodesMax")) ss >> dummy >> NNodesMax;
63 if(TString(line).Contains("^Shrinkage")) ss >> dummy >> Shrinkage;
64 if(TString(line).Contains("^nCuts")) ss >> dummy >> nCuts;
65 if(TString(line).Contains("^NormMode")) { ss >> dummy >> NormMode; assert(NormMode=="NumEvents" || NormMode=="EqualNumEvents"); }
66 if(TString(line).Contains("^nMax")) ss >> dummy >> nMax;
67 if(TString(line).Contains("^useWeightExpressions")) { cout << "useWeightExpressions: true" << endl; useWeightExpressions = true; }
68 continue;
69 }
70
71 TString cls,fname,type;
72 double frac,fileMass;
73 ss >> cls >> type >> frac >> fname >> fileMass;
74 // assert(cls=="sig" || cls=="sig2" || cls=="sig3" || cls=="bkg");
75 classes.push_back(cls);
76 types.push_back(type);
77 fileNames.push_back(/*ntupledir+"/"+*/fname);
78 fileFracs.push_back(frac);
79 fileMasses.push_back(fileMass);
80 cout << " pushing back: " << cls << " " << setw(12) << frac << " " << fname << " " << fileMass << endl;
81 inFiles.push_back(TFile::Open(fileNames.back()));
82 if(!inFiles.back()->IsOpen()) {
83 cout << fileNames.back() << " not open!" << endl;
84 assert(0);
85 }
86 inTrees.push_back((TTree*)inFiles.back()->Get("zznt"));
87 assert(inTrees.back());
88 }
89 ifs.close();
90
91 char * outputrootfile = argv[2];
92 char * weightname = argv[3];
93 char * varstring = argv[4];
94 float mH = strtof(argv[5],NULL);
95 float wH=900, wL=100;
96 if( argc > 6 ) {
97 wL = strtof(argv[6], NULL);
98 wH = strtof(argv[7], NULL);
99 }
100 float mH_lo=0,mH_hi=0;
101 float frac_lo=1,frac_hi=1;
102 map<double,double> mH_fracs;
103 mH_fracs[-1] = 1; // this means zz
104 assert( argc > 8);
105 mH_lo = strtof(argv[8],NULL);
106 mH_hi = strtof(argv[9],NULL);
107 if(mH_lo!=0 && mH_hi!=0) {
108 // set the fraction to use for each input file, with more events from the closer mass point
109 // NOTE: we only use these fractions if the fraction from the config file is -1
110 setFractions(mH,mH_lo,mH_hi,frac_lo,frac_hi);
111 mH_fracs[mH_lo] = frac_lo;
112 mH_fracs[mH_hi] = frac_hi;
113 } else {
114 mH_fracs[mH] = 1;
115 }
116
117 cerr
118 << "name: " << weightname << endl
119 << "output: " << outputrootfile << endl
120 << "variables: " << varstring << endl
121 << "mH: " << mH << endl
122 << "mass window:" << endl
123 << " wL: " << wL << endl
124 << " wH: " << wH << endl
125 << "masses from which to interpolate:" << endl
126 << " mH_lo: " << mH_lo << endl
127 << " mH_hi: " << mH_hi << endl
128 << "weights for interpolation:" << endl
129 << " frac_lo: " << frac_lo << endl
130 << " frac_hi: " << frac_hi << endl
131 << endl;
132
133 TFile * outputFile = new TFile(outputrootfile, "RECREATE");
134
135 map<string,bool> varmap;
136 char * dovar = strtok(varstring, ":");
137 if( dovar != NULL ) varmap[string(dovar)]=true;
138 while( (dovar = strtok(NULL, ":")) != NULL ) {
139 varmap[string(dovar)]=true;
140 }
141
142 char name[256];
143 sprintf(name, weightname );
144 TMVA::Tools::Instance();
145 TString facStr("!V:!Silent:!DrawProgressBar");
146 if(multiclass) facStr = facStr+":AnalysisType=multiclass";
147 TMVA::Factory* factory = new TMVA::Factory( name, outputFile, facStr );
148 // if( varmap[string("costheta1" )] ) factory->AddVariable( "costheta1", 'F',-1, 1);
149 // if( varmap[string("costheta2" )] ) factory->AddVariable( "costheta2", 'F',-1, 1);
150 // if( varmap[string("costhetastar" )] ) factory->AddVariable( "costhetastar", 'F',-1, 1 );
151 // if( varmap[string("Phi" )] ) factory->AddVariable( "Phi", 'F',-TMath::Pi(), TMath::Pi() );
152 // if( varmap[string("Phi1" )] ) factory->AddVariable( "Phi1", 'F',-TMath::Pi(), TMath::Pi() );
153 if( varmap[string("costheta1" )] ) factory->AddVariable("costheta1", 'F');
154 if( varmap[string("costheta2" )] ) factory->AddVariable("costheta2", 'F');
155 if( varmap[string("costhetastar" )] ) factory->AddVariable("costhetastar", 'F');
156 if( varmap[string("Phi" )] ) factory->AddVariable("Phi", 'F');
157 if( varmap[string("Phi1" )] ) factory->AddVariable("Phi1", 'F');
158 if( varmap[string("mZ1" )] ) factory->AddVariable("mZ1", 'F');
159 if( varmap[string("mZ2" )] ) factory->AddVariable("mZ2", 'F');
160 if( varmap[string("pt4l" )] ) factory->AddVariable("ZZpt/m4l", 'F');
161 if( varmap[string("zzdotz1" )] ) factory->AddVariable("ZZdotZ1/(m4l*mZ1)", 'F');
162 if( varmap[string("zzdotz2" )] ) factory->AddVariable("ZZdotZ2/(m4l*mZ2)", 'F');
163 // if( varmap[string("dphi1" )] ) factory->AddVariable("ZZptCosDphiZ1pt", 'F', -TMath::Pi(), TMath::Pi() );
164 // if( varmap[string("dphi2" )] ) factory->AddVariable("ZZptCosDphiZ2pt", 'F', -TMath::Pi(), TMath::Pi() );
165 if( varmap[string("dphi1" )] ) factory->AddVariable("ZZptCosDphiZ1pt", 'F');
166 if( varmap[string("dphi2" )] ) factory->AddVariable("ZZptCosDphiZ2pt", 'F');
167 if( varmap[string("Z1pt" )] ) factory->AddVariable("Z1pt/m4l", 'F');
168 if( varmap[string("Z2pt" )] ) factory->AddVariable("Z2pt/m4l", 'F');
169 if( varmap[string("y4l" )] ) factory->AddVariable("ZZy", 'F');
170 if( varmap[string("nJets" )] ) factory->AddVariable("nJets", 'F');
171 if( varmap[string("mjj" )] ) factory->AddVariable("mjj", 'F');
172 if( varmap[string("dEta" )] ) factory->AddVariable("dEta", 'F');
173 if( varmap[string("etaProd" )] ) factory->AddVariable("etaProd", 'F');
174 if( varmap[string("dphiJ1HiPtZ" )] ) factory->AddVariable("dphiJ1HiPtZ", 'F');
175 if( varmap[string("dphiJ1LoPtZ" )] ) factory->AddVariable("dphiJ1LoPtZ", 'F');
176 if( varmap[string("dEtaJ1HiPtZ" )] ) factory->AddVariable("dEtaJ1HiPtZ", 'F');
177 if( varmap[string("dEtaJ1LoPtZ" )] ) factory->AddVariable("dEtaJ1LoPtZ", 'F');
178 if( varmap[string("J1dotHiPtZ" )] ) factory->AddVariable("J1dotHiPtZ", 'F');
179 if( varmap[string("J1dotLoPtZ" )] ) factory->AddVariable("J1dotLoPtZ", 'F');
180 if( varmap[string("dphiJ2HiPtZ" )] ) factory->AddVariable("dphiJ2HiPtZ", 'F');
181 if( varmap[string("dphiJ2LoPtZ" )] ) factory->AddVariable("dphiJ2LoPtZ", 'F');
182 if( varmap[string("dEtaJ2HiPtZ" )] ) factory->AddVariable("dEtaJ2HiPtZ", 'F');
183 if( varmap[string("dEtaJ2LoPtZ" )] ) factory->AddVariable("dEtaJ2LoPtZ", 'F');
184 if( varmap[string("J2dotHiPtZ" )] ) factory->AddVariable("J2dotHiPtZ", 'F');
185 if( varmap[string("J2dotLoPtZ" )] ) factory->AddVariable("J2dotLoPtZ", 'F');
186
187 if( varmap[string("m4l")] ) factory->AddVariable( "m4l", 'F' );
188 else factory->AddSpectator("m4l", 'F' );
189 factory->AddSpectator("run", 'i' );
190 factory->AddSpectator("lumi", 'i' );
191 factory->AddSpectator("evt", 'i' );
192
193 char buf[256];
194 sprintf( buf, "(m4l>%f&&m4l<%f)", (float)wL, (float)wH );
195 TCut mycuts(buf);
196 TString cutStr(buf);
197 cout << "cutStr: " << cutStr << endl;
198
199 int NqqZZ(0),Nlljj(0);
200 vector<TString> sigFiles,bkgFiles;
201 vector<double> passFracs,sigFileFracs,bkgFileFracs,nPassCutv,nSigPassCutv,nBkgPassCutv;
202 for(unsigned ifile=0; ifile<fileNames.size(); ifile++) {
203 double nPassCut = double(inTrees[ifile]->GetEntries(cutStr));
204 if(fileFracs[ifile] == -1)
205 fileFracs[ifile] = mH_fracs[fileMasses[ifile]];
206 passFracs.push_back( nPassCut / inTrees[ifile]->GetEntries() );
207 nPassCutv.push_back( nPassCut );
208 cout << classes[ifile] << ": "
209 << setw(8) << nPassCut << " / " << setw(8) << inTrees[ifile]->GetEntries() << " events pass cut in file: " << fileNames[ifile] << ", filefrac: " << fileFracs[ifile] << endl;
210
211 if(types[ifile]=="qqZZ") NqqZZ += nPassCut;
212 if(types[ifile]=="lljj") Nlljj += nPassCut;
213
214 // if(classes[ifile].Contains("sig",TString::kIgnoreCase)) {
215 // sigFiles.push_back(fileNames[ifile]);
216 // sigFileFracs.push_back(fileFracs[ifile]);
217 // nSigPassCutv.push_back( nPassCut );
218 // } else if(classes[ifile].Contains("bkg",TString::kIgnoreCase)) {
219 // bkgFiles.push_back(fileNames[ifile]);
220 // bkgFileFracs.push_back(fileFracs[ifile]);
221 // nBkgPassCutv.push_back( nPassCut );
222 // } else assert(0);
223 }
224
225 // double qqZZoverlljj(double(NqqZZ)/Nlljj);
226 // cout << "found " << NqqZZ << " qqZZ and " << Nlljj << " lljj, so setting ratio to " << qqZZoverlljj << endl;
227
228 // double nMin=999999;
229 // double nSig=0;
230 // if(sigFiles.size()==2) {
231 // cout << " signal comparison: " << nSigPassCutv[0]*sigFileFracs[1] << " " << nSigPassCutv[1]*sigFileFracs[0] << endl;
232 // if(nSigPassCutv[0]*sigFileFracs[1] > nSigPassCutv[1]*sigFileFracs[0]) { // statistics are limited by second signal file
233 // cout << " use second signal as min signal" << endl;
234 // nMin = nSig = nSigPassCutv[1] * ( 1 + sigFileFracs[0] / sigFileFracs[1] );
235 // } else { // limited by first one
236 // cout << " use first signal as min signal" << endl;
237 // nMin = nSig = nSigPassCutv[0] * ( 1 + sigFileFracs[1] / sigFileFracs[0] );
238 // }
239 // } else if(sigFiles.size()==1 && mH_lo==0 && mH_hi==0) { // not interpolating
240 // nMin = nSig = nSigPassCutv[0];
241 // } else assert(multisigs);
242 // cout << "nMin after signal check: " << nMin << endl;
243
244 // long nBkg=0,nBkg2=0;
245 // for(unsigned ibkg=0; ibkg<bkgFiles.size(); ibkg++) {
246 // if(multiclass && bkgFiles[ibkg].Contains("fakes"))
247 // nBkg2 += nBkgPassCutv[ibkg];
248 // else
249 // nBkg += nBkgPassCutv[ibkg];
250 // }
251 // cout << "nBkg: " << nBkg << "\tnBkg2: " << nBkg2 << endl;
252 // if(!multisigs && nBkg < nMin) nMin = nBkg; // don't include fakes in this comparison. Also, for multisigs we train two signal samples against each other, so we don't care if there is less bkg
253 // cout << "nMin after bkg check: " << nMin << endl;
254
255 // double nTarget = min(nMin,double(nMax));
256 // cout << "nTarget: " << nTarget << endl;
257
258 // map<TString,double> fracUsed;
259 // if(nTarget < nSig) fracUsed["sig"] = double(nTarget) / nSig; else fracUsed["sig"] = 1;
260 // if(nTarget < nBkg) fracUsed["bkg"] = double(nTarget) / nBkg; else fracUsed["bkg"] = 1;
261 // cout << "frac Used sig: " << fracUsed["sig"] << ", bkg: " << fracUsed["bkg"] << endl;
262 // if(multisigs) {
263 // fracUsed["sig2"] = fracUsed["sig3"] = fracUsed["sig"];
264 // }
265
266 // vector<TTree*> TreeCopies; // copies of the input trees, but with only the number of events we want
267 // TList *sigList = new TList;
268 // TList *bkgList = new TList;
269 // TList *bkg2List = new TList;
270 // TList *sig2List = new TList;
271 // TList *sig3List = new TList;
272 // cout << "making tree copies: " << endl;
273 // for(unsigned ifile=0; ifile<fileNames.size(); ifile++) {
274 // // if(mH_fracs.find(fileMasses[ifile]) == mH_fracs.end()) { cout << "filemasses[ifile]: " << fileMasses[ifile] << endl; assert(0); }
275
276 // long nToRequest;
277 // nToRequest = inTrees[ifile]->GetEntries();
278 // if(!(multiclass && classes[ifile].Contains("bkg") && fileNames[ifile].Contains("fakes")))
279 // nToRequest *= fracUsed[classes[ifile]];
280 // cout << " adding " << setw(12) << passFracs[ifile]*nToRequest << " from file " << fileNames[ifile]
281 // << ", which means asking for: " << nToRequest << endl;
282 // TreeCopies.push_back(inTrees[ifile]->CopyTree(cutStr,"",nToRequest));
283 // if(classes[ifile].Contains("sig",TString::kIgnoreCase)) {
284 // if(!multisigs) {
285 // sigList->Add(TreeCopies.back());
286 // } else {
287 // if(classes[ifile]=="sig") sigList->Add(TreeCopies.back());
288 // else if(classes[ifile]=="sig2") { cout << "added to sig2list" << endl; sig2List->Add(TreeCopies.back()); }
289 // else if(classes[ifile]=="sig3") { cout << "added to sig3list" << endl; sig3List->Add(TreeCopies.back()); }
290 // else assert(0);
291 // }
292 // }
293 // if(classes[ifile].Contains("bkg")) {
294 // if(multiclass && fileNames[ifile].Contains("fakes"))
295 // bkg2List->Add(TreeCopies.back());
296 // else
297 // bkgList->Add(TreeCopies.back());
298 // }
299 // }
300
301 // TTree *sigTreeAll = TTree::MergeTrees(sigList);
302 // TTree *sig2TreeAll = TTree::MergeTrees(sig2List);
303 // TTree *sig3TreeAll = sig3List->GetSize() ? TTree::MergeTrees(sig3List) : 0;
304 // TTree *bkgTreeAll = TTree::MergeTrees(bkgList);
305 // TTree *bkg2TreeAll = multiclass ? TTree::MergeTrees(bkg2List) : 0;
306 // cout << "sigTreeAll entries: " << sigTreeAll->GetEntries() << endl;
307 // cout << "bkgTreeAll entries: " << bkgTreeAll->GetEntries() << endl;
308 // if(multiclass) {
309 // cout << "bkg2TreeAll entries: " << bkg2TreeAll->GetEntries() << endl;
310 // if(multisigs) {
311 // cout << "sig2TreeAll entries: " << sig2TreeAll->GetEntries() << endl;
312 // if(sig3TreeAll)
313 // cout << "sig3TreeAll entries: " << sig3TreeAll->GetEntries() << endl;
314 // }
315 // }
316
317 for(unsigned ifile=0; ifile<classes.size(); ifile++) {
318 // double xtraWgt(1);
319 // if(types[ifile]=="lljj") xtraWgt = qqZZoverlljj;
320 factory->AddTree( inTrees[ifile], classes[ifile], 1, TCut(cutStr + (noFakeTest ? "" : "*((evt%2)==0)")), TMVA::Types::kTraining);
321 factory->AddTree( inTrees[ifile], classes[ifile], 1, TCut(cutStr + (noFakeTest ? "" : "*((evt%2)!=0)")), TMVA::Types::kTesting);
322 }
323
324 if(useWeightExpressions) {
325 TString lumi("17000");
326 factory->SetWeightExpression(lumi+"*w","Signal");
327 factory->SetWeightExpression(lumi+"*w","Signal2");
328 factory->SetWeightExpression("w*(1 + ("+lumi+" - 1)*(run==1 || lumi==1))","Background"); // for fakes, don't apply lumi (for mc, either run is 1 or lumi is 1
329 }
330 // factory->AddTree( sigTreeAll, "Signal", 1, "((evt%2)==0)", TMVA::Types::kTraining);
331 // factory->AddTree( sigTreeAll, "Signal", 1, "((evt%2)!=0)", TMVA::Types::kTesting);
332 // if(multisigs) {
333 // if(multiclass) {
334 // factory->AddTree( sig2TreeAll, "Signal2", 1, "((evt%2)==0)", TMVA::Types::kTraining);
335 // factory->AddTree( sig2TreeAll, "Signal2", 1, "((evt%2)!=0)", TMVA::Types::kTesting);
336 // } else {
337 // factory->AddTree( sig2TreeAll, "Background", 1, "((evt%2)==0)", TMVA::Types::kTraining);
338 // factory->AddTree( sig2TreeAll, "Background", 1, "((evt%2)!=0)", TMVA::Types::kTesting);
339 // }
340 // if(sig3TreeAll) {
341 // factory->AddTree( sig3TreeAll, "Signal3", 1, "((evt%2)==0)", TMVA::Types::kTraining);
342 // factory->AddTree( sig3TreeAll, "Signal3", 1, "((evt%2)!=0)", TMVA::Types::kTesting);
343 // }
344 // } else {
345 // factory->AddTree( bkgTreeAll, "Background", 1, "((evt%2)==0)", TMVA::Types::kTraining);
346 // factory->AddTree( bkgTreeAll, "Background", 1, "((evt%2)!=0)", TMVA::Types::kTesting);
347 // if(multiclass) {
348 // if(noFakeTest) {
349 // factory->AddTree( bkg2TreeAll, "Background2", 1, "", TMVA::Types::kTraining);
350 // factory->AddTree( bkg2TreeAll, "Background2", 1, "", TMVA::Types::kTesting); // just make 'em the same, should work...
351 // } else {
352 // factory->AddTree( bkg2TreeAll, "Background2", 1, "((evt%2)==0)", TMVA::Types::kTraining);
353 // factory->AddTree( bkg2TreeAll, "Background2", 1, "((evt%2)!=0)", TMVA::Types::kTesting);
354 // }
355 // }
356 // }
357
358 if(NTrees=="") NTrees = "10000";
359 if(NNodesMax=="") NNodesMax = "10";
360 if(Shrinkage=="") Shrinkage = "0.05";
361 if(nCuts=="") nCuts = "20";
362 if(NormMode=="") NormMode = "NumEvents";
363 factory->PrepareTrainingAndTestTree( "", "SplitMode=Random:V:NormMode="+NormMode);
364 factory->BookMethod( TMVA::Types::kBDT, "BDTG", "!H:V:NTrees="+NTrees
365 +":NNodesMax="+NNodesMax
366 +":BoostType=Grad:Shrinkage="+Shrinkage
367 +":UseBaggedGrad:GradBaggingFraction=0.50:nCuts="+nCuts
368 // +":nTrain_Signal=100:nTest_Signal=100:nTrain_Background=100:nTest_Background=100:nTrain_Signal2=100:nTest_Signal2=100"
369 +":IgnoreNegWeights");
370
371 // KH params:
372 // factory->BookMethod( TMVA::Types::kBDT, "BDTG","!H:V:NTrees=2000:BoostType=Grad:Shrinkage=0.10:UseBaggedGrad:GradBaggingFraction=0.50:nCuts=20:UseYesNoLeaf=False");//NNodesMax=8
373 // decorrelate them first:
374 // factory->BookMethod( TMVA::Types::kBDT, "BDTG","!H:V:NTrees=2000:BoostType=Grad:Shrinkage=0.10:UseBaggedGrad:GradBaggingFraction=0.50:nCuts=20:UseYesNoLeaf=False:VarTransform=D");//NNodesMax=8
375
376 // josh:
377 // factory->BookMethod( TMVA::Types::kBDT, "BDTG_josh" , "!H:V:NTrees=2000:BoostType=Grad:Shrinkage=0.1:UseBaggedGrad=F:nCuts=2000:MaxDepth=3:NNodesMax=100000:UseYesNoLeaf=F:nEventsMin=10000:");
378 // factory->BookMethod( TMVA::Types::kBDT, "BDTG_josh" , "!H:V:NTrees=2000:BoostType=Grad:Shrinkage=0.1:UseBaggedGrad=F:nCuts=2000:MaxDepth=3:NNodesMax=100000:UseYesNoLeaf=F:nEventsMin=1000:");
379 // 'phil' params:
380 // factory->BookMethod( TMVA::Types::kBDT, "BDTG_newparams","!H:V:NTrees=200:BoostType=Grad:Shrinkage=0.01:!UseBaggedGrad:nCuts=2000:nEventsMin=100:NNodesMax=5:MaxDepth=100");
381 // small number of very dep trees
382 // ntrees should be smaller (200-500)
383 // max depth 100
384 // shrink 0.01
385
386 factory->TrainAllMethods();
387 factory->TestAllMethods();
388 factory->EvaluateAllMethods();
389
390 std::cerr << "closing ... " << std::endl;
391 outputFile->Close();
392 }
393 //----------------------------------------------------------------------------------------
394 void setFractions(float mH, float mH_lo, float mH_hi, float &frac_lo, float &frac_hi)
395 {
396 double delta = mH_hi - mH_lo;
397 frac_lo = (mH_hi - mH)/delta;
398 frac_hi = (mH - mH_lo)/delta;
399 }
400 //----------------------------------------------------------------------------------------
401 void setNevents(int nEvtMax, int nSigTrainMax, int nSigTestMax, int nBkgTrainMax, int nBkgTestMax, TString &nSig, TString &nBkg)
402 {
403 // we want nEvtMax, but if there's fewer than this in any of the trees, we reduce our expectations
404 if(fabs(nSigTrainMax-nSigTestMax)/double(nSigTrainMax) > 0.1) {
405 assert(0);
406 }
407 if(fabs(nBkgTrainMax-nBkgTestMax)/double(nBkgTrainMax) > 0.1) {
408 assert(0);
409 }
410
411 nEvtMax = min(nEvtMax,nSigTrainMax);
412 nEvtMax = min(nEvtMax,nSigTestMax);
413 nEvtMax = min(nEvtMax,nBkgTrainMax);
414 nEvtMax = min(nEvtMax,nBkgTestMax);
415 stringstream ss;
416 ss << nEvtMax;
417 ss >> nSig;
418 nBkg = nSig;
419 // ss << min(nSigTrainMax,nSigTestMax) << " " << min(nBkgTrainMax,nBkgTestMax);
420 // ss >> nSig >> nBkg;
421 }