de.lmu.ifi.dbs.elki.visualization.visualizers.scatterplot.density

Class DensityEstimationOverlay.Instance

java.lang.Object

de.lmu.ifi.dbs.elki.visualization.visualizers.AbstractVisualization

de.lmu.ifi.dbs.elki.visualization.visualizers.scatterplot.AbstractScatterplotVisualization

de.lmu.ifi.dbs.elki.visualization.visualizers.scatterplot.density.DensityEstimationOverlay.Instance

All Implemented Interfaces:

ResultListener, Visualization, EventListener

Enclosing class:

DensityEstimationOverlay

public class DensityEstimationOverlay.Instance
extends AbstractScatterplotVisualization

Instance for a particular data set.

Field Summary

Fields

Modifier and Type	Field and Description
private BufferedImage	img The actual image
private int	resolution Density map resolution

Fields inherited from class de.lmu.ifi.dbs.elki.visualization.visualizers.scatterplot.AbstractScatterplotVisualization

proj, rel, sample

Fields inherited from class de.lmu.ifi.dbs.elki.visualization.visualizers.AbstractVisualization

context, layer, pendingRedraw, svgp, task

Constructor Summary

Constructors

Constructor and Description
DensityEstimationOverlay.Instance(VisualizationTask task) Constructor.

Method Summary

Methods

Modifier and Type	Method and Description
private double[]	initializeBandwidth(double[][] data)
protected void	redraw() Perform a full redraw.
private void	renderImage()
private int	unflip(int binarySearch)

Methods inherited from class de.lmu.ifi.dbs.elki.visualization.visualizers.scatterplot.AbstractScatterplotVisualization

resultChanged, setupCanvas

Methods inherited from class de.lmu.ifi.dbs.elki.visualization.visualizers.AbstractVisualization

contentChanged, destroy, getHeight, getLayer, getWidth, incrementalRedraw, resultAdded, resultRemoved, synchronizedRedraw

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

resolution

private int resolution

Density map resolution

img

private BufferedImage img

The actual image

Constructor Detail

DensityEstimationOverlay.Instance

public DensityEstimationOverlay.Instance(VisualizationTask task)

Constructor.

Parameters:

task - Task

Method Detail

redraw

protected void redraw()

Description copied from class: AbstractVisualization

Perform a full redraw.

Specified by:

redraw in class AbstractVisualization

initializeBandwidth

@Reference(authors="D. W. Scott",
           title="Multivariate density estimation",
           booktitle="Multivariate Density Estimation: Theory, Practice, and Visualization",
           url="http://dx.doi.org/10.1002/9780470316849.fmatter")
private double[] initializeBandwidth(double[][] data)

renderImage

private void renderImage()

unflip

private int unflip(int binarySearch)