// This macro plots the distributions of the different input variables overlaid on
// the sum of importance per bin.
// The scale goes from violett (no importance) to red (high importance).
// Areas where many important rules are active, will thus be very red.
//
// input: - Input file (result from TMVA),
// - normal/decorrelated/PCA
// - use of TMVA plotting TStyle
void rulevisHists( TString fin = "TMVA.root", TMVAGlob::TypeOfPlot type = TMVAGlob::kNormal, bool useTMVAStyle=kTRUE )
{
// set style and remove existing canvas'
TMVAGlob::Initialize( useTMVAStyle );
// checks if file with name "fin" is already open, and if not opens one
TFile *file = TMVAGlob::OpenFile( fin );
// get all titles of the method rulefit
TList titles;
UInt_t ninst = TMVAGlob::GetListOfTitles("Method_RuleFit",titles);
if (ninst==0) return;
// get top dir containing all hists of the variables
TDirectory* vardir = TMVAGlob::GetInputVariablesDir( type );
if (vardir==0) return;
TDirectory* corrdir = TMVAGlob::GetCorrelationPlotsDir( type, vardir );
if (corrdir==0) return;
// loop over all titles
TIter keyIter(&titles);
TDirectory *rfdir;
TKey *rfkey;
while ((rfkey = TMVAGlob::NextKey(keyIter,"TDirectory"))) {
rfdir = (TDirectory *)rfkey->ReadObj();
rulevisHists( rfdir, vardir, corrdir, type );
}
}
// writes to fav file
void JobManagerPrivate::saveFavorites() {
qDebug()<<Q_FUNC_INFO<<favs.size();
QFile f(favFilePath());
// TODO: Should we delete this file before using ?
if(!f.open(QIODevice::WriteOnly)) {
qWarning()<<Q_FUNC_INFO<<"Unable to open file in write mode: "<<favFilePath();
return;
}
QXmlStreamWriter writer(&f);
writer.setAutoFormatting(true);
writer.writeStartDocument();
writer.writeStartElement(FAV_XML_ROOT);
QListIterator< QVariantMap > iter(favs);
while(iter.hasNext()) {
writer.writeStartElement(FAV_XML_ITEM);
QVariantMap key = iter.next();
QMapIterator< QString,QVariant > keyIter(key);
while(keyIter.hasNext()) {
keyIter.next();
writer.writeTextElement(keyIter.key(),keyIter.value().toString());
}
writer.writeEndElement(); // closing itemb
}
writer.writeEndElement();
writer.writeEndDocument();
f.close();
}
void likelihoodrefs( TString fin = "TMVA.root", Bool_t useTMVAStyle = kTRUE )
{
// set style and remove existing canvas'
TMVAGlob::Initialize( useTMVAStyle );
// checks if file with name "fin" is already open, and if not opens one
TFile* file = TMVAGlob::OpenFile( fin );
// get all titles of the method likelihood
TList titles;
TString metlike="Method_Likelihood";
UInt_t ninst = TMVAGlob::GetListOfTitles(metlike,titles);
if (ninst==0) {
cout << "Could not locate directory 'Method_Likelihood' in file " << fin << endl;
return;
}
// loop over all titles
TIter keyIter(&titles);
TDirectory *lhdir;
TKey *key;
while ((key = TMVAGlob::NextKey(keyIter,"TDirectory"))) {
lhdir = (TDirectory *)key->ReadObj();
likelihoodrefs( lhdir );
}
}
