org.openimaj.image.processing.convolution.filterbank

Class LeungMalikFilterBank

java.lang.Object

org.openimaj.image.processing.convolution.filterbank.FilterBank

org.openimaj.image.processing.convolution.filterbank.LeungMalikFilterBank

All Implemented Interfaces:

ImageAnalyser<FImage>

public class LeungMalikFilterBank
extends FilterBank

Implementation of a the filter bank described in: T. Leung and J. Malik. Representing and recognizing the visual appearance of materials using three-dimensional textons. IJCV, 2001 Inspired by the matlab implementation from http://www.robots.ox.ac.uk/~vgg/research/texclass/filters.html

Author:

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

Field Summary

Fields inherited from class org.openimaj.image.processing.convolution.filterbank.FilterBank

responses

Constructor Summary

Constructors

Constructor and Description
LeungMalikFilterBank() Default constructor with a filter support of 49 pixels
LeungMalikFilterBank(int size) Construct with given support (filter size).

Method Summary

Modifier and Type	Method and Description
protected static float	gaussian1D(float sigma, float mean, float x, int order)
protected static FImage	makeFilter(float scale, int phasex, int phasey, float angle, int size)
protected static FConvolution[]	makeFilters(int size)
protected static FImage	normalise(FImage f)

Methods inherited from class org.openimaj.image.processing.convolution.filterbank.FilterBank

analyseImage, getResponse, getResponseFV, getResponseImages, getResponses, renderFilters

Methods inherited from class java.lang.Object

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

Constructor Detail

LeungMalikFilterBank

public LeungMalikFilterBank()

Default constructor with a filter support of 49 pixels

LeungMalikFilterBank

public LeungMalikFilterBank(int size)

Construct with given support (filter size).

Parameters:

size - the filter size

Method Detail

makeFilters

protected static FConvolution[] makeFilters(int size)

makeFilter

protected static FImage makeFilter(float scale,
                                   int phasex,
                                   int phasey,
                                   float angle,
                                   int size)

gaussian1D

protected static float gaussian1D(float sigma,
                                  float mean,
                                  float x,
                                  int order)

normalise

protected static FImage normalise(FImage f)