org.openimaj.image.pixel.statistics

Class HistogramModel

java.lang.Object

org.openimaj.image.pixel.statistics.AbstractPixelStatisticsModel

org.openimaj.image.pixel.statistics.HistogramModel

All Implemented Interfaces:

Serializable, Cloneable, FeatureVectorProvider<MultidimensionalHistogram>

Direct Known Subclasses:

MaskingHistogramModel

public class HistogramModel
extends AbstractPixelStatisticsModel
implements FeatureVectorProvider<MultidimensionalHistogram>

A multidimensional histogram calculated from image pixels (assumes image is in 0-1 range)

Author:

Jonathon Hare (jsh2@ecs.soton.ac.uk)

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
MultidimensionalHistogram	histogram The histogram data

Fields inherited from class org.openimaj.image.pixel.statistics.AbstractPixelStatisticsModel

ndims

Constructor Summary

Constructors

Constructor and Description
HistogramModel(int... nbins) Construct with the given number of bins per dimension

Method Summary

Modifier and Type	Method and Description
protected void	accum(MBFImage im)
HistogramModel	clone()
float[]	colourAverage(int index) For a given index, get the average colour which would map to it
Pair<float[]>	colourRange(int index) For a given index, map to the range of colours which could map to it
void	estimateModel(MBFImage... images) Estimate the model parameters from the given image(s).
MultidimensionalHistogram	getFeatureVector() Get the FeatureVector associated with this object.
protected void	reset()
String	toString()

Methods inherited from class org.openimaj.image.pixel.statistics.AbstractPixelStatisticsModel

estimateModel

Methods inherited from class java.lang.Object

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

Field Detail

histogram

public MultidimensionalHistogram histogram

The histogram data

Constructor Detail

HistogramModel

public HistogramModel(int... nbins)

Construct with the given number of bins per dimension

Parameters:

nbins - the number of bins in each dimension for the histograms

Method Detail

estimateModel

public void estimateModel(MBFImage... images)

Description copied from class: AbstractPixelStatisticsModel

Estimate the model parameters from the given image(s).

Specified by:

estimateModel in class AbstractPixelStatisticsModel

Parameters:

images - list of images

reset

protected void reset()

colourRange

public Pair<float[]> colourRange(int index)

For a given index, map to the range of colours which could map to it

Parameters:

index -

Returns:

start/end colour

colourAverage

public float[] colourAverage(int index)

For a given index, get the average colour which would map to it

Parameters:

index -

Returns:

start/end colour

accum

protected void accum(MBFImage im)

toString

public String toString()

Overrides:

toString in class Object

clone

public HistogramModel clone()

Overrides:

clone in class Object

getFeatureVector

public MultidimensionalHistogram getFeatureVector()

Description copied from interface: FeatureVectorProvider

Get the FeatureVector associated with this object.

Specified by:

getFeatureVector in interface FeatureVectorProvider<MultidimensionalHistogram>

Returns:

the feature vector.