Uses of Class
org.openimaj.math.geometry.shape.Ellipse

Packages that use Ellipse

Package	Description
org.openimaj.image.analysis.watershed.feature
org.openimaj.image.feature.local.interest
org.openimaj.image.feature.local.interest.experiment
org.openimaj.image.processing.face.detection	The detection package contains implementations of face detectors.
org.openimaj.math.geometry.shape

Uses of Ellipse in org.openimaj.image.analysis.watershed.feature

Methods in org.openimaj.image.analysis.watershed.feature that return Ellipse

Modifier and Type	Method and Description
Ellipse	MomentFeature.getEllipse() Create an ellipse based on the features parameters
Ellipse	MomentFeature.getEllipse(float sf) Create an ellipse based on the features parameters.

Uses of Ellipse in org.openimaj.image.feature.local.interest

Methods in org.openimaj.image.feature.local.interest that return Ellipse

Modifier and Type	Method and Description
Ellipse	InterestPointData.getEllipse()
Ellipse	EllipticInterestPointData.getEllipse()

Constructor parameters in org.openimaj.image.feature.local.interest with type arguments of type Ellipse

Constructor and Description
InterestPointVisualiser(Q image, List<Ellipse> keys) Image from which interest points were extract and the extracted points.

Uses of Ellipse in org.openimaj.image.feature.local.interest.experiment

Methods in org.openimaj.image.feature.local.interest.experiment that return types with arguments of type Ellipse

Modifier and Type	Method and Description
static List<Ellipse>	IPDRepeatability.readMatlabInterestPoints(InputStream inputStream) Read an ellipses from the matlab interest point files
static List<Ellipse>	IPDRepeatability.validPoints(List<Ellipse> allPoints, Image<?,?> sourceImage, Jama.Matrix transform) Use the transform to call find the location sourceImage.getBounds() in another image.

Methods in org.openimaj.image.feature.local.interest.experiment with parameters of type Ellipse

Modifier and Type	Method and Description
double	IPDRepeatability.calculateOverlapPercentage(Ellipse e1, Ellipse e2, double maximumDistanceFactor) The overlap of a pair of ellipses (doesn't give the same results as the oxford implementation below, TODO: FIXME :)
double	IPDRepeatability.calculateOverlapPercentageOxford(Jama.Matrix e1Mat, Jama.Matrix e2Mat, Ellipse e1, Ellipse e2, double multiplier) This is how the original matlab found the difference between two ellipses.

Method parameters in org.openimaj.image.feature.local.interest.experiment with type arguments of type Ellipse

Modifier and Type	Method and Description
static List<IPDRepeatability.ScoredPair<Integer,Pair<Integer>>>	IPDRepeatability.calculateOverlappingEllipses(List<Ellipse> firstImagePoints, List<Ellipse> secondImagePoints, Jama.Matrix transform, double maximumDistanceMultiple)
static List<IPDRepeatability.ScoredPair<Integer,Pair<Integer>>>	IPDRepeatability.calculateOverlappingEllipses(List<Ellipse> firstImagePoints, List<Ellipse> secondImagePoints, Jama.Matrix transform, double maximumDistanceMultiple)
static IPDRepeatability<EllipticInterestPointData>	IPDRepeatability.repeatability(Image<?,?> img1, Image<?,?> img2, List<Ellipse> e1, List<Ellipse> e2, Jama.Matrix transform, double maximumDistanceMultiple) Generates and initialises a new Repeatability instance.
static IPDRepeatability<EllipticInterestPointData>	IPDRepeatability.repeatability(Image<?,?> img1, Image<?,?> img2, List<Ellipse> e1, List<Ellipse> e2, Jama.Matrix transform, double maximumDistanceMultiple) Generates and initialises a new Repeatability instance.
static List<Ellipse>	IPDRepeatability.validPoints(List<Ellipse> allPoints, Image<?,?> sourceImage, Jama.Matrix transform) Use the transform to call find the location sourceImage.getBounds() in another image.

Constructor parameters in org.openimaj.image.feature.local.interest.experiment with type arguments of type Ellipse

Constructor and Description
IPDRepeatability(Image<?,?> image1, Image<?,?> image2, List<Ellipse> image1Points, List<Ellipse> image2Points, Jama.Matrix homography) Check the repeatability against two imags, two sets of points and a homography between the two images.
IPDRepeatability(Image<?,?> image1, Image<?,?> image2, List<Ellipse> image1Points, List<Ellipse> image2Points, Jama.Matrix homography) Check the repeatability against two imags, two sets of points and a homography between the two images.
IPDRepeatability(List<Ellipse> firstImagePoints, List<Ellipse> secondImagePoints, Jama.Matrix transform)
IPDRepeatability(List<Ellipse> firstImagePoints, List<Ellipse> secondImagePoints, Jama.Matrix transform)

Uses of Ellipse in org.openimaj.image.processing.face.detection

Constructors in org.openimaj.image.processing.face.detection with parameters of type Ellipse

Constructor and Description
EllipticalDetectedFace(Ellipse ellipse, FImage image, float confidence) Construct the EllipticalDetectedFace from the given parameters.

Uses of Ellipse in org.openimaj.math.geometry.shape

Methods in org.openimaj.math.geometry.shape that return Ellipse

Modifier and Type	Method and Description
Ellipse	Ellipse.clone()
static Ellipse	EllipseUtilities.ellipseFromCovariance(float x, float y, Jama.Matrix sm, float sf) Construct ellipse from covariance matrix, scale-factor and centroid.
static Ellipse	EllipseUtilities.ellipseFromEquation(double centerX, double centerY, double major, double minor, double rotation) Construct an ellipse using a parametric ellipse equation, namely: X(t) = centerX + major * cos(t) * cos(rotation) - minor * sin(t) * sin(rotation) Y(t) = centerY + major * cos(t) * cos(rotation) + minor * sin(t) * sin(rotation)
static Ellipse	EllipseUtilities.ellipseFromGaussian(MultivariateGaussian gaussian, float scale) Construct an ellipse that encompasses the shape of a CachingMultivariateGaussian.
static Ellipse	EllipseUtilities.ellipseFromSecondMoments(float x, float y, Jama.Matrix secondMoments) Construct ellipse from second moment matrix and centroid.
static Ellipse	EllipseUtilities.ellipseFromSecondMoments(float x, float y, Jama.Matrix secondMoments, double scaleFactor) Construct ellipse from second moment matrix, scale-factor and centroid.
static Ellipse	EllipseUtilities.fromTransformMatrix2x2(Jama.Matrix U, float x, float y, float scale) Create an ellipse.
Ellipse	Polygon.toEllipse() Using EllipseUtilities.ellipseFromCovariance(float, float, Matrix, float) and the Polygon.calculateSecondMomentCentralised() return the Ellipse best fitting the shape of this polygon.
Ellipse	Ellipse.transformAffine(Jama.Matrix transform)

Methods in org.openimaj.math.geometry.shape with parameters of type Ellipse

Modifier and Type	Method and Description
static double	EllipseAreaOfIntersection.AreaOfIntersection(Ellipse E0, Ellipse E1) Compute area of intersection.
static Jama.Matrix	EllipseUtilities.ellipseToCovariance(Ellipse e) Create the covariance matrix of an ellipse.