Package elki.visualization.projections

Class AbstractSimpleProjection

java.lang.Object

elki.visualization.projections.AbstractProjection

elki.visualization.projections.AbstractFullProjection

elki.visualization.projections.AbstractSimpleProjection

All Implemented Interfaces:

FullProjection, Projection, VisualizationItem

Direct Known Subclasses:

Simple1D, Simple2D

public abstract class AbstractSimpleProjection
extends AbstractFullProjection

Abstract base class for "simple" projections. Simple projections use the given scaling and dimension selection only.

Since:

0.4.0

Author:

Erich Schubert

Field Summary

Fields inherited from class elki.visualization.projections.AbstractProjection

scales

Fields inherited from interface elki.visualization.projections.Projection

INVSCALE, SCALE

Constructor Summary

Constructors

Constructor	Description
AbstractSimpleProjection(Projector p, LinearScale[] scales)	Constructor.

Method Summary

Modifier and Type	Method	Description
protected abstract double[]	dearrange(double[] v)	Undo the rearrangement of components.
protected double[]	flipSecondEquals(double[] v)	Flip the y axis.
double[]	projectRelativeRenderToScaled(double[] v)	Project a relative vector from rendering space to scaled space.
double[]	projectRelativeScaledToRender(double[] v)	Project a relative vector from scaled space to rendering space.
double[]	projectRenderToScaled(double[] v)	Project a vector from rendering space to scaled space.
double[]	projectScaledToRender(double[] v)	Project a vector from scaled space to rendering space.
protected abstract double[]	rearrange(double[] v)	Method to rearrange components.

Methods inherited from class elki.visualization.projections.AbstractFullProjection

projectDataToRenderSpace, projectDataToRenderSpace, projectDataToScaledSpace, projectDataToScaledSpace, projectRelativeDataToRenderSpace, projectRelativeDataToRenderSpace, projectRelativeDataToScaledSpace, projectRelativeDataToScaledSpace, projectRelativeRenderToDataSpace, projectRelativeScaledToDataSpace, projectRenderToDataSpace, projectScaledToDataSpace

Methods inherited from class elki.visualization.projections.AbstractProjection

getInputDimensionality, getMenuName, getProjector, getScale

Methods inherited from class java.lang.Object

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

Methods inherited from interface elki.visualization.projections.Projection

getInputDimensionality, getProjector, getScale

Methods inherited from interface elki.visualization.VisualizationItem

getMenuName

Constructor Detail

AbstractSimpleProjection

public AbstractSimpleProjection(Projector p,
                                LinearScale[] scales)

Constructor.

Parameters:

p - Projector

scales - Scales to use

Method Detail

projectScaledToRender

public double[] projectScaledToRender(double[] v)

Description copied from interface: FullProjection

Project a vector from scaled space to rendering space.

Parameters:

v - vector in scaled space

Returns:

vector in rendering space

projectRenderToScaled

public double[] projectRenderToScaled(double[] v)

Description copied from interface: FullProjection

Project a vector from rendering space to scaled space.

Parameters:

v - vector in rendering space

Returns:

vector in scaled space

projectRelativeScaledToRender

public double[] projectRelativeScaledToRender(double[] v)

Description copied from interface: FullProjection

Project a relative vector from scaled space to rendering space.

Parameters:

v - relative vector in scaled space

Returns:

relative vector in rendering space

projectRelativeRenderToScaled

public double[] projectRelativeRenderToScaled(double[] v)

Description copied from interface: FullProjection

Project a relative vector from rendering space to scaled space.

Parameters:

v - relative vector in rendering space

Returns:

relative vector in scaled space

flipSecondEquals

protected double[] flipSecondEquals(double[] v)

Flip the y axis.

Parameters:

v - double[]

Returns:

modified v

rearrange

protected abstract double[] rearrange(double[] v)

Method to rearrange components.

Parameters:

v - double[] to rearrange

Returns:

rearranged copy

dearrange

protected abstract double[] dearrange(double[] v)

Undo the rearrangement of components.

Parameters:

v - double[] to undo the rearrangement

Returns:

rearranged-undone copy