Curve reconstruction from noisy samples

  • Authors:
  • Siu-Wing Cheng;Stefan Funke;Mordecai Golin;Piyush Kumar;Sheung-Hung Poon;Edgar Ramos

  • Affiliations:
  • HKUST, Hong Kong;MPI, Saarbrücken, Germany;HKUST, Hong Kong;SUNY, USA;HKUST, Hong Kong;UIUC, USA

  • Venue:
  • Proceedings of the nineteenth annual symposium on Computational geometry
  • Year:
  • 2003

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Abstract

We present an algorithm to reconstruct a collection of disjoint smooth closed curves from n noisy samples. Our noise model assumes that the samples are obtained by first drawing points on the curves according to a locally uniform distribution followed by a uniform perturbation of each point in the normal direction with a magnitude smaller than the minimum local feature size. The reconstruction is faithful with a probability that approaches 1 as n increases.We expect that our approach can lead to provable algorithms under less restrictive noise models and for handling non-smooth features.