double Tprime::printMcmcUpperLimit( double peak, std::string filename ) {
//
// print out the upper limit on the first Parameter of Interest
//
RooStats::ModelConfig * _mc = (RooStats::ModelConfig *)pWs->genobj("ModelConfig");
RooRealVar * firstPOI = (RooRealVar*) _mc->GetParametersOfInterest()->first();
double _limit = mcInt->UpperLimit(*firstPOI);
cout << "\n95% upper limit on " <<firstPOI->GetName()<<" is : "<<
_limit <<endl;
if (filename.size()!=0) {
std::ofstream aFile;
// append to file if exists
aFile.open(filename.c_str(), std::ios_base::app);
char buf[1024];
sprintf(buf, "%7.1f %7.6f", peak, _limit);
aFile << buf << std::endl;
// close outfile here so it is safe even if subsequent iterations crash
aFile.close();
}
return _limit;
}
RooStats::ModelConfig * Tprime::SetBModel( void ) {
//
// Define model config and parameter snapshot to describe the b model.
// Import to workspace.
//
std::string legend = "[Tprime::SetBModel]: ";
// full signal+background model
//RooStats::ModelConfig * pSBModel = (RooStats::ModelConfig *)pWs->genobj("ModelConfig");
// let's make the b model (bg-only) from the alt model (s+b) with xsec=0
//RooStats::ModelConfig * pBModel =
// new RooStats::ModelConfig(*(RooStats::ModelConfig *)pWs->genobj("ModelConfig"));
RooStats::ModelConfig * _sbModel = (RooStats::ModelConfig *)pWs->genobj("ModelConfig");
RooStats::ModelConfig * pBModel = _sbModel->Clone("BModel");
//pBModel->SetName("BModel");
pBModel->SetWorkspace(*pWs);
//pBModel->SetParametersOfInterest(RooArgSet());
pWs->import(*pBModel);
// set POI to the b model value and take snapshot
RooRealVar * pPoi = (RooRealVar *)pBModel->GetParametersOfInterest()->first();
pPoi->setVal(0.0);
pBModel->SetSnapshot(*pPoi);
pBModel->Print();
return pBModel;
}
//#include <typeinfo.h>
void addFlatNuisances(std::string fi){
gSystem->Load("libHiggsAnalysisCombinedLimit.so");
TFile *fin = TFile::Open(fi.c_str());
RooWorkspace *wspace = (RooWorkspace*)fin->Get("w_hmumu");
wspace->Print("");
RooStats::ModelConfig *mc = (RooStats::ModelConfig*)wspace->genobj("ModelConfig");
RooArgSet *nuis = (RooArgSet*) mc->GetNuisanceParameters();
std::cout << "Before...." << std::endl;
nuis->Print();
RooRealVar *mgg = (RooRealVar*)wspace->var("mmm");
// Get all of the "flat" nuisances to be added to the nusiances:
RooArgSet pdfs = (RooArgSet) wspace->allVars();
RooAbsReal *pdf;
TIterator *it_pdf = pdfs.createIterator();
while ( (pdf=(RooAbsReal*)it_pdf->Next()) ){
if (!(std::string(pdf->GetName()).find("zmod") != std::string::npos )) {
if (!(std::string(pdf->GetName()).find("__norm") != std::string::npos )) {
continue;
}
}
pdf->Print();
RooArgSet* pdfpars = (RooArgSet*)pdf->getParameters(RooArgSet(*mgg));
pdfpars->Print();
std::string newname_pdf = (std::string("unconst_")+std::string(pdf->GetName()));
wspace->import(*pdf,RooFit::RenameVariable(pdf->GetName(),newname_pdf.c_str()));
pdf->SetName(newname_pdf.c_str());
nuis->add(*pdf);
}
wspace->var("MH")->setVal(125.0);
std::cout << "After..." << std::endl;
nuis->Print();
mc->SetNuisanceParameters(*nuis);
//RooWorkspace *wspace_new = wspace->Clone();
//mc->SetWorkspace(*wspace_new);
//wspace_new->import(*mc,true);
TFile *finew = new TFile((std::string(fin->GetName())+std::string("_unconst.root")).c_str(),"RECREATE");
//wspace_new->SetName("w");
finew->WriteTObject(wspace);
finew->Close();
}
