org.openimaj.image.feature.local.engine.asift

Class ColourASIFTEngine

java.lang.Object

org.openimaj.image.feature.local.engine.asift.ColourASIFTEngine

All Implemented Interfaces:

Engine<AffineSimulationKeypoint,MBFImage>

public class ColourASIFTEngine
extends Object
implements Engine<AffineSimulationKeypoint,MBFImage>

An Engine for Colour ASIFT.

Author:

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

Field Summary

Fields

Modifier and Type	Field and Description
protected AffineSimulationExtractor<LocalFeatureList<Keypoint>,Keypoint,MBFImage,Float[]>	asift
protected int	nTilts

Constructor Summary

Constructors

Constructor and Description
ColourASIFTEngine() Construct using 5 tilt levels and no initial double-sizing.
ColourASIFTEngine(boolean hires) Construct using 5 tilt levels with optional initial double-sizing.
ColourASIFTEngine(boolean hires, int nTilts) Construct using given number of tilt levels with optional initial double-sizing.
ColourASIFTEngine(DoGSIFTEngineOptions<MBFImage> opts) Construct using 5 tilt levels and the given parameters for the internal DoGSIFTEngine.
ColourASIFTEngine(DoGSIFTEngineOptions<MBFImage> opts, int nTilts) Construct using the given numbe of tilt levels and parameters for the internal DoGSIFTEngine.

Method Summary

Modifier and Type	Method and Description
LocalFeatureList<AffineSimulationKeypoint>	findFeatures(MBFImage image) Find local features in the given image and return them.
LocalFeatureList<Keypoint>	findKeypoints(MBFImage image) Find the features as a list of Keypoint objects
LocalFeatureList<Keypoint>	findKeypoints(MBFImage image, AffineParams params) Find the features of a single simulation as a list of Keypoint objects
Map<AffineParams,LocalFeatureList<Keypoint>>	findKeypointsMapped(MBFImage image) Find the features and return the resultant features in a per-simulation format.

Methods inherited from class java.lang.Object

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

Field Detail

asift

protected AffineSimulationExtractor<LocalFeatureList<Keypoint>,Keypoint,MBFImage,Float[]> asift

nTilts

protected int nTilts

Constructor Detail

ColourASIFTEngine

public ColourASIFTEngine()

Construct using 5 tilt levels and no initial double-sizing. The default parameters for the internal DoGSIFTEngine are used.

ColourASIFTEngine

public ColourASIFTEngine(boolean hires)

Construct using 5 tilt levels with optional initial double-sizing. The default parameters for the internal DoGSIFTEngine are used.

Parameters:

hires - should the image should be double sized as a first step

ColourASIFTEngine

public ColourASIFTEngine(boolean hires,
                         int nTilts)

Construct using given number of tilt levels with optional initial double-sizing. The default parameters for the internal DoGSIFTEngine are used.

Parameters:

hires - should the image should be double sized as a first step

nTilts - number of tilt levels

ColourASIFTEngine

public ColourASIFTEngine(DoGSIFTEngineOptions<MBFImage> opts)

Construct using 5 tilt levels and the given parameters for the internal DoGSIFTEngine.

Parameters:

opts - parameters for the internal DoGSIFTEngine.

ColourASIFTEngine

public ColourASIFTEngine(DoGSIFTEngineOptions<MBFImage> opts,
                         int nTilts)

Construct using the given numbe of tilt levels and parameters for the internal DoGSIFTEngine.

Parameters:

opts - parameters for the internal DoGSIFTEngine.

nTilts - number of tilt levels

Method Detail

findKeypoints

public LocalFeatureList<Keypoint> findKeypoints(MBFImage image)

Find the features as a list of Keypoint objects

Parameters:

image - the image

Returns:

the detected features

findKeypoints

public LocalFeatureList<Keypoint> findKeypoints(MBFImage image,
                                                AffineParams params)

Find the features of a single simulation as a list of Keypoint objects

Parameters:

image - the image

params - the simulation parameters

Returns:

the detected features

findKeypointsMapped

public Map<AffineParams,LocalFeatureList<Keypoint>> findKeypointsMapped(MBFImage image)

Find the features and return the resultant features in a per-simulation format.

Parameters:

image - the image

Returns:

the features

findFeatures

public LocalFeatureList<AffineSimulationKeypoint> findFeatures(MBFImage image)

Description copied from interface: Engine

Find local features in the given image and return them.

Specified by:

findFeatures in interface Engine<AffineSimulationKeypoint,MBFImage>

Parameters:

image - the image

Returns:

the features.