org.openimaj.image.feature.local.keypoints

Class MinMaxKeypoint

java.lang.Object

org.openimaj.image.feature.local.keypoints.Keypoint

org.openimaj.image.feature.local.keypoints.MinMaxKeypoint

All Implemented Interfaces:

Serializable, Cloneable, FeatureVectorProvider<ByteFV>, LocalFeature<KeypointLocation,ByteFV>, LocalFeatureVectorProvider<KeypointLocation,ByteFV>, LocationProvider<KeypointLocation>, Readable, ReadableASCII, ReadableBinary, ReadWriteable, VariableLength, Writeable, WriteableASCII, WriteableBinary, Coordinate, Point2d, ScaleSpacePoint

public class MinMaxKeypoint
extends Keypoint

A Keypoint extended to hold information on whether was detected at a maxima or minima.

Author:

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

See Also:

Serialized Form

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	MinMaxKeypoint.MinMaxKeypointLocation The location of a MinMaxKeypoint.

Field Summary

Fields

Modifier and Type	Field and Description
boolean	isMaxima Was the keypoint detected at a maxima?

Fields inherited from class org.openimaj.image.feature.local.keypoints.Keypoint

ivec, ori, scale, x, y

Constructor Summary

Constructors

Constructor and Description
MinMaxKeypoint() Construct with the default feature vector length for SIFT (128).
MinMaxKeypoint(float x, float y, float ori, float scale, byte[] ivec, boolean isMaxima) Construct with the given parameters
MinMaxKeypoint(int length) Construct with the given feature vector length.

Method Summary

Modifier and Type	Method and Description
MinMaxKeypoint.MinMaxKeypointLocation	getLocation() Get the location associated with this object.
void	setLocation(KeypointLocation location) Set the location of this Keypoint

Methods inherited from class org.openimaj.image.feature.local.keypoints.Keypoint

addGaussianNoise, asciiHeader, binaryHeader, clone, copy, copyFrom, equals, getDimensions, getFeatureVector, getOrdinate, getRelativeKeypoints, getScale, getScaledKeypoints, getX, getY, hashCode, locationEquals, minus, readASCII, readBinary, setOrdinate, setScale, setX, setY, toString, transform, translate, translate, writeASCII, writeBinary

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

isMaxima

public boolean isMaxima

Was the keypoint detected at a maxima?

Constructor Detail

MinMaxKeypoint

public MinMaxKeypoint()

Construct with the default feature vector length for SIFT (128).

MinMaxKeypoint

public MinMaxKeypoint(float x,
                      float y,
                      float ori,
                      float scale,
                      byte[] ivec,
                      boolean isMaxima)

Construct with the given parameters

Parameters:

x - x-ordinate of feature

y - y-ordinate of feature

scale - scale of feature

ori - orientation of feature

ivec - the feature vector

isMaxima - was the detection at a maxima?

MinMaxKeypoint

public MinMaxKeypoint(int length)

Construct with the given feature vector length.

Parameters:

length - the length of the feature vector

Method Detail

getLocation

public MinMaxKeypoint.MinMaxKeypointLocation getLocation()

Description copied from interface: LocationProvider

Get the location associated with this object.

Specified by:

getLocation in interface LocationProvider<KeypointLocation>

Overrides:

getLocation in class Keypoint

Returns:

the location.

setLocation

public void setLocation(KeypointLocation location)

Description copied from class: Keypoint

Set the location of this Keypoint

Overrides:

setLocation in class Keypoint

Parameters:

location - the location