Package elki.visualization.visualizers.scatterplot.index

Class TreeSphereVisualization

java.lang.Object

elki.visualization.visualizers.scatterplot.index.TreeSphereVisualization

All Implemented Interfaces:

VisualizationProcessor, VisFactory

public class TreeSphereVisualization
extends java.lang.Object
implements VisFactory

Visualize the bounding sphere of a metric index.

Since:

0.5.0

Author:

Erich Schubert

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
class	TreeSphereVisualization.Instance<N extends AbstractMTreeNode<?,N,E>,E extends MTreeEntry>	Instance for a particular tree.
private static class	TreeSphereVisualization.Mode	Drawing modes.
static class	TreeSphereVisualization.Par	Parameterization class.

Field Summary

Fields

Modifier and Type	Field	Description
static java.lang.String	INDEX	Generic tag to indicate the type of element.
static java.lang.String	NAME	A short name characterizing this Visualizer.
protected TreeSphereVisualization.Par	settings	Settings

Constructor Summary

Constructors

Constructor	Description
TreeSphereVisualization(TreeSphereVisualization.Par settings)	Constructor.

Method Summary

Modifier and Type	Method	Description
static boolean	canVisualize(Relation<?> rel, AbstractMTree<?,?,?,?> tree)	Test for a visualizable index in the context's database.
static double	getLPNormP(AbstractMTree<?,?,?,?> tree)	Get the "p" value of an Lp norm.
Visualization	makeVisualization(VisualizerContext context, VisualizationTask task, VisualizationPlot plot, double width, double height, Projection proj)	Produce a visualization instance for the given task
void	processNewResult(VisualizerContext context, java.lang.Object start)	Add visualizers for the given result (tree) to the context.

Methods inherited from class java.lang.Object

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

Methods inherited from interface elki.visualization.visualizers.VisFactory

allowThumbnails, makeVisualizationOrThumbnail

Field Detail

INDEX

public static final java.lang.String INDEX

Generic tag to indicate the type of element. Used in IDs, CSS-Classes etc.

See Also:

Constant Field Values

NAME

public static final java.lang.String NAME

A short name characterizing this Visualizer.

See Also:

Constant Field Values

settings

protected TreeSphereVisualization.Par settings

Settings

Constructor Detail

TreeSphereVisualization

public TreeSphereVisualization(TreeSphereVisualization.Par settings)

Constructor.

Parameters:

settings - Settings

Method Detail

processNewResult

public void processNewResult(VisualizerContext context,
                             java.lang.Object start)

Description copied from interface: VisFactory

Add visualizers for the given result (tree) to the context.

Specified by:

processNewResult in interface VisFactory

Specified by:

processNewResult in interface VisualizationProcessor

Parameters:

context - Visualization context

start - Result to process

makeVisualization

public Visualization makeVisualization(VisualizerContext context,
                                       VisualizationTask task,
                                       VisualizationPlot plot,
                                       double width,
                                       double height,
                                       Projection proj)

Description copied from interface: VisFactory

Produce a visualization instance for the given task

Specified by:

makeVisualization in interface VisFactory

Parameters:

context - Visualization context

task - Visualization task

plot - Plot

width - Width

height - Height

proj - Projection

Returns:

Visualization

getLPNormP

public static double getLPNormP(AbstractMTree<?,?,?,?> tree)

Get the "p" value of an Lp norm.

Parameters:

tree - Tree to visualize

Returns:

p value

canVisualize

public static boolean canVisualize(Relation<?> rel,
                                   AbstractMTree<?,?,?,?> tree)

Test for a visualizable index in the context's database.

Parameters:

rel - Vector relation

tree - Tree to visualize

Returns:

whether the tree is visualizable