Inheritance diagram for QualityCutsAnalyzer:

Classes
struct	histogram_element_t
class	histogram_t
Public Member Functions
	QualityCutsAnalyzer (const edm::ParameterSet &)
	~QualityCutsAnalyzer ()
Private Types
typedef std::vector < std::vector < histogram_element_t > >	histogram_data_t
typedef std::vector< int >	vint
typedef std::vector< std::string >	vstring
Private Member Functions
virtual void	analyze (const edm::Event &, const edm::EventSetup &)
virtual void	beginJob ()
virtual void	endJob ()
void	LoopOverJetTracksAssociation (const edm::ESHandle< TransientTrackBuilder > &, const edm::Handle< reco::VertexCollection > &, const edm::Handle< reco::JetTracksAssociationCollection > &)
Private Attributes
TrackClassifier	classifier_
histogram_data_t	histogram_data_
edm::InputTag	jetTracksAssociation_
double	maximumChiSquared_
int	minimumNumberOfHits_
int	minimumNumberOfPixelHits_
double	minimumTransverseMomentum_
edm::InputTag	primaryVertexProducer_
std::string	rootFile_
edm::InputTag	trackProducer_
reco::TrackBase::TrackQuality	trackQuality_
bool	useAllQualities_

Detailed Description

Definition at line 36 of file QualityCutsAnalyzer.cc.

Member Typedef Documentation

typedef std::vector<std::vector<histogram_element_t> > QualityCutsAnalyzer::histogram_data_t [private]

Definition at line 115 of file QualityCutsAnalyzer.cc.

typedef std::vector<int> QualityCutsAnalyzer::vint [private]

Definition at line 52 of file QualityCutsAnalyzer.cc.

typedef std::vector<std::string> QualityCutsAnalyzer::vstring [private]

Definition at line 53 of file QualityCutsAnalyzer.cc.

Constructor & Destructor Documentation

QualityCutsAnalyzer::QualityCutsAnalyzer ( const edm::ParameterSet & config ) [explicit]

Definition at line 222 of file QualityCutsAnalyzer.cc.

References gather_cfg::cout, edm::ParameterSet::getUntrackedParameter(), jetTracksAssociation_, maximumChiSquared_, minimumNumberOfHits_, minimumNumberOfPixelHits_, minimumTransverseMomentum_, primaryVertexProducer_, reco::TrackBase::qualityByName(), rootFile_, trackProducer_, trackQuality_, and useAllQualities_.

                                                                      : classifier_(config)
{
    trackProducer_         = config.getUntrackedParameter<edm::InputTag> ( "trackProducer" );
    primaryVertexProducer_ = config.getUntrackedParameter<edm::InputTag> ( "primaryVertexProducer" );
    jetTracksAssociation_  = config.getUntrackedParameter<edm::InputTag> ( "jetTracksAssociation" );

    rootFile_ = config.getUntrackedParameter<std::string> ( "rootFile" );

    minimumNumberOfHits_       = config.getUntrackedParameter<int> ( "minimumNumberOfHits" );
    minimumNumberOfPixelHits_  = config.getUntrackedParameter<int> ( "minimumNumberOfPixelHits" );
    minimumTransverseMomentum_ = config.getUntrackedParameter<double> ( "minimumTransverseMomentum" );
    maximumChiSquared_         = config.getUntrackedParameter<double> ( "maximumChiSquared" );

    std::string trackQualityType = config.getUntrackedParameter<std::string>("trackQualityClass"); //used
    trackQuality_ =  reco::TrackBase::qualityByName(trackQualityType);
    useAllQualities_ = false;

    std::transform(trackQualityType.begin(), trackQualityType.end(), trackQualityType.begin(), (int(*)(int)) std::tolower);
    if (trackQualityType == "any")
    {
        std::cout << "Using any" << std::endl;
        useAllQualities_ = true;
    }
}

QualityCutsAnalyzer::~QualityCutsAnalyzer ( )

Definition at line 247 of file QualityCutsAnalyzer.cc.

{}

Member Function Documentation

void QualityCutsAnalyzer::analyze	(	const edm::Event &	event,
		const edm::EventSetup &	setup
	)		`[private, virtual]`

Implements edm::EDAnalyzer.

Definition at line 255 of file QualityCutsAnalyzer.cc.

References classifier_, edm::EventSetup::get(), jetTracksAssociation_, LoopOverJetTracksAssociation(), TrackClassifier::newEvent(), primaryVertexProducer_, and trackProducer_.

{
    // Track collection
    edm::Handle<edm::View<reco::Track> > trackCollection;
    event.getByLabel(trackProducer_,trackCollection);
    // Primary vertex
    edm::Handle<reco::VertexCollection> primaryVertexCollection;
    event.getByLabel(primaryVertexProducer_, primaryVertexCollection);
    // Jet to tracks associator
    edm::Handle<reco::JetTracksAssociationCollection> jetTracks;
    event.getByLabel(jetTracksAssociation_, jetTracks);
    // Trasient track builder
    edm::ESHandle<TransientTrackBuilder> TTbuilder;
    setup.get<TransientTrackRecord>().get("TransientTrackBuilder", TTbuilder);

    // Setting up event information for the track categories.
    classifier_.newEvent(event, setup);

    LoopOverJetTracksAssociation(
        TTbuilder,
        primaryVertexCollection,
        jetTracks
    );
}

void QualityCutsAnalyzer::beginJob ( void ) [private, virtual]

Reimplemented from edm::EDAnalyzer.

Definition at line 283 of file QualityCutsAnalyzer.cc.

References histogram_data_.

{
    histogram_data_.resize(6);
}

void QualityCutsAnalyzer::endJob ( void ) [private, virtual]

Reimplemented from edm::EDAnalyzer.

Definition at line 291 of file QualityCutsAnalyzer.cc.

References mergeVDriftHistosByStation::file, QualityCutsAnalyzer::histogram_t::Fill(), histogram_data_, i, j, rootFile_, and QualityCutsAnalyzer::histogram_t::Write().

{
    TFile file(rootFile_.c_str(), "RECREATE");
    file.cd();

    // saving the histograms
    for (std::size_t i=0; i<6; i++)
    {
        std::string particle;
        if (i == 0)
            particle = std::string("B_tracks");
        else if (i == 1)
            particle = std::string("C_tracks");
        else if (i == 2)
            particle = std::string("nonB_tracks");
        else if (i == 3)
            particle = std::string("displaced_tracks");
        else if (i == 4)
            particle = std::string("bad_tracks");
        else
            particle = std::string("fake_tracks");

        histogram_t histogram(particle);

        for (std::size_t j=0; j<histogram_data_[i].size(); j++)
            histogram.Fill(histogram_data_[i][j]);

        histogram.Write();
    }

    file.Flush();
}

void QualityCutsAnalyzer::LoopOverJetTracksAssociation	(	const edm::ESHandle< TransientTrackBuilder > &	TTbuilder,
		const edm::Handle< reco::VertexCollection > &	primaryVertexProducer_,
		const edm::Handle< reco::JetTracksAssociationCollection > &	jetTracksAssociation
	)		`[private]`

Definition at line 326 of file QualityCutsAnalyzer.cc.

References TrackCategories::Bad, TransientTrackBuilder::build(), TrackCategories::BWeakDecay, classifier_, TrackCategories::CWeakDecay, debug_cff::d0, TrackClassifier::evaluate(), TrackCategories::Fake, histogram_data_, i, getHLTprescales::index, TrackCategories::is(), IPTools::jetTrackDistance(), maximumChiSquared_, minimumNumberOfHits_, minimumNumberOfPixelHits_, minimumTransverseMomentum_, AlCaHLTBitMon_ParallelJobs::p, TrackCategories::PrimaryVertex, edm::ESHandle< T >::product(), edm::Handle< T >::product(), IPTools::signedDecayLength3D(), IPTools::signedImpactParameter3D(), IPTools::signedTransverseImpactParameter(), PrimaryVertexSorter::sortedList(), trackQuality_, testEve_cfg::tracks, useAllQualities_, and reco::Vertex::z().

Referenced by analyze().

{
    const TransientTrackBuilder * bproduct = TTbuilder.product();

    // getting the primary vertex
    // use first pv of the collection
    reco::Vertex pv;

    if (primaryVertexProducer_->size() != 0)
    {
        PrimaryVertexSorter pvs;
        std::vector<reco::Vertex> sortedList = pvs.sortedList(*(primaryVertexProducer_.product()));
        pv = (sortedList.front());
    }
    else
    { // create a dummy PV
        // cout << "NO PV FOUND" << endl;
        reco::Vertex::Error e;
        e(0,0)=0.0015*0.0015;
        e(1,1)=0.0015*0.0015;
        e(2,2)=15.*15.;
        reco::Vertex::Point p(0,0,0);
        pv = reco::Vertex(p,e,1,1,1);
    }

    reco::JetTracksAssociationCollection::const_iterator it = jetTracksAssociation->begin();

    int i=0;

    for (; it != jetTracksAssociation->end(); it++, i++)
    {
        // get jetTracks object
        reco::JetTracksAssociationRef jetTracks(jetTracksAssociation, i);

        double pvZ = pv.z();
        GlobalVector direction(jetTracks->first->px(), jetTracks->first->py(), jetTracks->first->pz());

        // get the tracks associated to the jet
        reco::TrackRefVector tracks = jetTracks->second;
        for (std::size_t index = 0; index < tracks.size(); index++)
        {
            edm::RefToBase<reco::Track> track(tracks[index]);

            double pt = tracks[index]->pt();
            double chi2 = tracks[index]->normalizedChi2();
            int hits = tracks[index]->hitPattern().numberOfValidHits();
            int pixelHits = tracks[index]->hitPattern().numberOfValidPixelHits();

            if (
                hits < minimumNumberOfHits_ ||
                pixelHits < minimumNumberOfPixelHits_ ||
                pt < minimumTransverseMomentum_ ||
                chi2 >  maximumChiSquared_ ||
                (!useAllQualities_ && !tracks[index]->quality(trackQuality_))
            ) continue;

            const reco::TransientTrack transientTrack = bproduct->build(&(*tracks[index]));
            double dta = - IPTools::jetTrackDistance(transientTrack, direction, pv).second.value();
            double sdl = IPTools::signedDecayLength3D(transientTrack, direction, pv).second.value();
            double ips = IPTools::signedImpactParameter3D(transientTrack, direction, pv).second.value();
            double d0 = IPTools::signedTransverseImpactParameter(transientTrack, direction, pv).second.value();
            double dz = tracks[index]->dz() - pvZ;

            // Classify the reco track;
            classifier_.evaluate( edm::RefToBase<reco::Track>(tracks[index]) );

            // Check for the different categories
            if ( classifier_.is(TrackClassifier::Fake) )
                histogram_data_[5].push_back(histogram_element_t(sdl, dta, d0, dz, ips, pt, chi2, hits, pixelHits));
            else if ( classifier_.is(TrackClassifier::BWeakDecay) )
                histogram_data_[0].push_back(histogram_element_t(sdl, dta, d0, dz, ips, pt, chi2, hits, pixelHits));
            else if ( classifier_.is(TrackClassifier::Bad) )
                histogram_data_[4].push_back(histogram_element_t(sdl, dta, d0, dz, ips, pt, chi2, hits, pixelHits));
            else if (
                !classifier_.is(TrackClassifier::CWeakDecay) &&
                !classifier_.is(TrackClassifier::PrimaryVertex)
            )
                histogram_data_[3].push_back(histogram_element_t(sdl, dta, d0, dz, ips, pt, chi2, hits, pixelHits));
            else if ( classifier_.is(TrackClassifier::CWeakDecay) )
                histogram_data_[1].push_back(histogram_element_t(sdl, dta, d0, dz, ips, pt, chi2, hits, pixelHits));
            else
                histogram_data_[2].push_back(histogram_element_t(sdl, dta, d0, dz, ips, pt, chi2, hits, pixelHits));

        }
    }
}