Algorithms for Fitting Circles, Ellipses and Conics Based on the Work by Prof. Nikolai Chernov

Geometric circle fitting with Levenberg-Marquardt (a, b, R), Levenberg-Marquardt reduced (a, b), Landau, Spath and Chernov-Lesort. Algebraic circle fitting with Taubin, Kasa, Pratt and Fitzgibbon-Pilu-Fisher. Geometric ellipse fitting with ellipse LMG (geometric parameters) and conic LMA (algebraic parameters). Algebraic ellipse fitting with Fitzgibbon-Pilu-Fisher and Taubin.


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install.packages("conicfit")

1.0.4 by Jose Gama, 6 years ago


Browse source code at https://github.com/cran/conicfit


Authors: Jose Gama [aut, cre] , Nikolai Chernov [aut, cph]


Documentation:   PDF Manual  


Task views: Numerical Mathematics


GPL (>= 3) license


Depends on pracma, geigen


Imported by LeArEst.

Suggested by momentuHMM.


See at CRAN