circular arc recognition

Circular arc reconstruction of digital contours with chosen Hausdorff error
We address the problem of constructing an approximate continuous representation of a digital contour with guarantees on the Hausdorff …
B. Kerautret, Jacques-Olivier Lachaud, T. P. Nguyen
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Circular arc reconstruction of digital contours with chosen Hausdorff error
Accurate Curvature Estimation along Digital Contours with Maximal Digital Circular Arcs
We propose in this paper a new curvature estimator based on the set of maximal digital circular arcs. For strictly convex shapes with …
T Roussillon, Jacques-Olivier Lachaud
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Accurate Curvature Estimation along Digital Contours with Maximal Digital Circular Arcs