AtoG                    Conversion of algebraic parameters to geometric
                        parameters
CircleFitByKasa         Algebraic circle fit (Kasa method)
CircleFitByLandau       Geometric circle fit (minimizing orthogonal
                        distances) by Landau algorithm
CircleFitByPratt        Algebraic circle fit by Pratt
CircleFitBySpath        Geometric circle fit by Spath
CircleFitByTaubin       Algebraic circle fit (Taubin method)
EllipseDirectFit        Algebraic ellipse fit method by
                        Fitzgibbon-Pilu-Fisher
EllipseFitByTaubin      Algebraic ellipse fit by Taubin
GtoA                    Conversion of geometric parameters to algebraic
                        parameters
JmatrixLMA              Compute the Jacobian matrix using algebraic
                        parameters
JmatrixLMG              Compute the Jacobian matrix using geometric
                        parameters
LMcircleFit             Geometric circle fit (minimizing orthogonal
                        distances) based on the Levenberg-Marquardt
                        method
LMreducedCircleFit      Geometric circle fit (minimizing orthogonal
                        distances) based on the Levenberg-Marquardt
                        method
Residuals.ellipse       Projecting a given set of points onto an
                        ellipse
Residuals.hyperbola     Projecting a given set of points onto an
                        hyperbola
Residuals.parabola      Projecting a given set of points onto an
                        parabola
ResidualsG              Projecting a given set of points onto an
                        ellipse
calculateCircle         Generate points from a circle
calculateEllipse        Generate points from a ellipse
ellipticity             Formulas for the ellipse
estimateInitialGuessCircle
                        Estimate Initial Guess Circle values
fit.conicLMA            Fitting a conic to a given set of points
                        (Implicit method)
fit.ellipseLMG          Fitting an ellipse using Implicit method
fitbookstein            Linear ellipse fit using bookstein constraint
