#include <EventNavigator.h>

Inheritance diagram for EventNavigator:

Classes
class	MapSelection
	Class for different immersion techniques. More...

Public Types
enum	ImmerseScalingMethods { ScaleByGreatestDissimilarity =0, ScaleByGreatestDissimilarityInliers, ScaleByPercentileInliersLow, ScaleByPercentileInliersHigh }

enum	ColorMethods { ColorByStress =0, ColorByKruskalStress, ColorByCluster }

enum	UserActionModes { DefaultActionMode = MDSView::NO_ACTION, SingleClusterMode = MDSView::USER+1 }

Public Slots
void	changeOptions ()
	Let the user change options (i.e. sample size, ground distance, weight type). More...

void	overview ()
	Return to "overview" map, i.e. the map computed by init() from a random sample of all events. More...

void	cluster ()
	Show cluster dialog. More...

void	reset ()

Signals
void	eventSelected (int index)

void	info (const QString &)

Public Member Functions
	EventNavigator (QWidget *parent=0)

	~EventNavigator ()

MDSView *	view () const

bool	init ()
	Create signatures for all events, compute overview map and show it. Assumes that a mDST is already loaded and fully accesible through Phast. EventMapDialog is shown to query EventMap options. More...

Protected Slots
void	setScene (QGraphicsScene *scene)

void	zoomAll ()

void	zoomSelection ()

void	selectEventUserMode (int index, int mode)

void	fit (const QRectF &rect)
	Adjust viewer in such a way, that the region specified by rect is visible (keeps the aspect ratio) More...

void	immerse (int index, double radius)
	Compute "immmersed" map, i.e. the map consisting only of events inside selected radius around pivot event. More...

void	setImmerseScalingMethod (int method)

void	setColorMethod (int method)

virtual void	resizeEvent (QResizeEvent *event)

Protected Member Functions
void	printInfo (const QString &msg)

EventMap *	createMap (EventMap::SignatureSampler *sampler)

void	showMap (EventMap *map, QString additionalInfo=QString(""))

EventMap *	curMap ()

bool	computeSignatures ()

bool	computeOverviewMap ()

bool	computeClustering (int k=-1)

EventSignature &	findSignature (int phastIndex)

Detailed Description

Manage/create EventMap, the map's QGraphicsScene where it is drawn and a MDSView on it.

Author: Max Hermann <mhermann[at]mail.cern.ch>

Member Enumeration Documentation

enum EventNavigator::ColorMethods

Enumerator
ColorByStress
ColorByKruskalStress
ColorByCluster

enum EventNavigator::ImmerseScalingMethods

Enumerator
ScaleByGreatestDissimilarity
ScaleByGreatestDissimilarityInliers
ScaleByPercentileInliersLow
ScaleByPercentileInliersHigh

enum EventNavigator::UserActionModes

Enumerator
DefaultActionMode
SingleClusterMode

Constructor & Destructor Documentation

EventNavigator::EventNavigator ( QWidget * parent = 0 )

References eventSelected(), fit(), MDSView::IMMERSE, immerse(), info(), MDSView::NO_ACTION, overview(), selectEventUserMode(), MDSView::setActionMode(), setColorMethod(), setImmerseScalingMethod(), SingleClusterMode, MDSView::ZOOM, and zoomAll().

EventNavigator::~EventNavigator ( )

Member Function Documentation

void EventNavigator::changeOptions ( )

slot

Let the user change options (i.e. sample size, ground distance, weight type).

References computeOverviewMap(), computeSignatures(), EventMapDialog::getGroundDistance(), EventMapDialog::getSampleSize(), EventMapDialog::getWeightType(), overview(), reset(), EventMapDialog::setGroundDistance(), EventMapDialog::setSampleSize(), and EventMapDialog::setWeightType().

void EventNavigator::cluster ( )

slot

Show cluster dialog.

References computeClustering(), ClusterDialog::getNumClusters(), and showMap().

Referenced by computeClustering().

bool EventNavigator::computeClustering ( int k = -1 )

protected

Parameters

k	number of clusters (-1 lets AutomaticPAM decide which k to use)

References PAMClustering::calcSilhouette(), AutomaticPAM::cluster(), PAMClustering::cluster(), cluster(), EventMap::distanceMatrix(), findSignature(), ProgressIndicator::finish(), EventMap::getIndex(), PAMClustering::labels(), PAMClustering::medoids(), AutomaticPAM::pam(), ProgressIndicator::poll(), printInfo(), GlobalProgressIndicator::ref(), GlobalProgressIndicator::setLabel(), EventSignature::setLabel(), ProgressIndicator::setRange(), GlobalProgressIndicator::setTitle(), ProgressIndicator::start(), EarthMoversDistance< T, F >::value(), and ProgressIndicator::wasCanceled().

Referenced by cluster().

bool EventNavigator::computeOverviewMap ( )

protected

References createMap(), EventMap::numCoordinates(), printInfo(), and EventMap::wasCanceled().

Referenced by changeOptions(), and init().

bool EventNavigator::computeSignatures ( )

protected

References FeatureCovar< F, DIM_FEAT >::compute(), createSignaturesAll(), ProgressIndicator::finish(), FeatureCovar< F, DIM_FEAT >::print(), printInfo(), GlobalProgressIndicator::ref(), GlobalProgressIndicator::setLabel(), and GlobalProgressIndicator::setTitle().

Referenced by changeOptions(), and init().

EventMap * EventNavigator::createMap ( EventMap::SignatureSampler * sampler )

protected

References EventMap::create(), ProgressIndicator::finish(), EventMap::numCoordinates(), GlobalProgressIndicator::ref(), EventMap::setProgressIndicator(), and GlobalProgressIndicator::setTitle().

Referenced by computeOverviewMap(), immerse(), and selectEventUserMode().

EventMap* EventNavigator::curMap ( )

inlineprotected

Referenced by EventNavigator::MapSelection::MapSelection().

void EventNavigator::eventSelected ( int index )

signal

User selected a single event in map (forwarded from MDSView)

Parameters

index is the global event index (should be the same as used by Phast)

Referenced by EventNavigator().

EventSignature & EventNavigator::findSignature ( int phastIndex )

protected

Referenced by computeClustering(), immerse(), EventNavigator::MapSelection::MapSelection(), selectEventUserMode(), and showMap().

void EventNavigator::fit ( const QRectF & rect )

protectedslot

Adjust viewer in such a way, that the region specified by rect is visible (keeps the aspect ratio)

Referenced by EventNavigator(), resizeEvent(), zoomAll(), and zoomSelection().

void EventNavigator::immerse	(	int	index,
		double	radius
	)

protectedslot

Compute "immmersed" map, i.e. the map consisting only of events inside selected radius around pivot event.

References createMap(), findSignature(), SignaturePivotSample::fractionVisible(), printInfo(), ScaleByGreatestDissimilarity, ScaleByGreatestDissimilarityInliers, ScaleByPercentileInliersHigh, ScaleByPercentileInliersLow, EventSignature::setPivotDistance(), MDSItem::setPivotIndex(), showMap(), SignaturePivotSample::sizeIn(), EventMap::stressKruskal(), EarthMoversDistance< T, F >::value(), and EventMap::wasCanceled().

Referenced by EventNavigator().

void EventNavigator::info ( const QString & )

signal

Referenced by EventNavigator(), and printInfo().

bool EventNavigator::init ( )

Create signatures for all events, compute overview map and show it. Assumes that a mDST is already loaded and fully accesible through Phast. EventMapDialog is shown to query EventMap options.

References computeOverviewMap(), computeSignatures(), EventMapDialog::getGroundDistance(), EventMapDialog::getSampleSize(), EventMapDialog::getWeightType(), EventSignature::NormalizedWeight, overview(), printInfo(), reset(), and EventSignature::UnitWeight.

Referenced by MainWindow::updateNavigator().

void EventNavigator::overview ( )

slot

Return to "overview" map, i.e. the map computed by init() from a random sample of all events.

References MDSItem::setPivotIndex(), and showMap().

Referenced by changeOptions(), EventNavigator(), and init().

void EventNavigator::printInfo ( const QString & msg )

inlineprotected

References info().

Referenced by computeClustering(), computeOverviewMap(), computeSignatures(), immerse(), init(), selectEventUserMode(), and showMap().