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Improving angular speed uniformity by C1 piecewise reparameterization

  • Beihang University
  • Laboratoire d'Informatique de Paris 6
  • North Carolina State University

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

We show how to compute a C 1 piecewise-rational reparameterization that closely approximates to the arc-angle parameterization of any plane curve by C 1 piecewise Möbius transformation. By making use of the information provided by the first derivative of the angular speed function, the unit interval is partitioned such that the obtained reparameterization has high uniformity and continuous angular speed. An iteration process is used to refine the interval partition. Experimental results are presented to show the performance of the proposed method and the geometric behavior of the computed reparameterizations.

Original languageEnglish
Title of host publicationAutomated Deduction in Geometry - 9th International Workshop, ADG 2012, Revised Selected Papers
PublisherSpringer Verlag
Pages33-47
Number of pages15
ISBN (Print)9783642406713
DOIs
StatePublished - 2013
Externally publishedYes
Event9th International Workshop on Automated Deduction in Geometry, ADG 2012 - Edinburgh, United Kingdom
Duration: 17 Sep 201219 Sep 2012

Publication series

NameLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
Volume7993 LNAI
ISSN (Print)0302-9743
ISSN (Electronic)1611-3349

Conference

Conference9th International Workshop on Automated Deduction in Geometry, ADG 2012
Country/TerritoryUnited Kingdom
CityEdinburgh
Period17/09/1219/09/12

Keywords

  • Parametric plane curve
  • angular speed uniformity
  • monotonic behavior

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