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Reconstructing sets from interpoint distances (extended abstract)

  • State University of New York (SUNY)

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

82 Scopus citations

Abstract

We consider the problem of determining which point sets in some given space realize a given distance multiset. Special cases include the 'turnpike problem' where the points lie on a line, and the 'beltway problem' where the points lie on a loop. Of interest is the algorithmic problem of determining such point sets for a given collection of distances and the combinatorial problem of finding bounds on the maximum number of different solutions. These problems find applications in many fields, including genetics and crystallography. In this paper, we give improved combinatorial bounds for the turnpike and beltway problems in both one and higher dimensions. We present a practical algorithm which, on n points drawn at random from a real interval, finds all solutions in O (n2log n) time with probability 1. We also prove that some variants of the problem are No-complete.

Original languageEnglish
Title of host publicationProc Sixth Annu Symp Comput Geom
PublisherPubl by ACM
Pages332-339
Number of pages8
ISBN (Print)0897913620, 9780897913621
DOIs
StatePublished - 1990
EventProceedings of the Sixth Annual Symposium on Computational Geometry - Berkeley, CA, USA
Duration: Jun 6 1990Jun 8 1990

Publication series

NameProc Sixth Annu Symp Comput Geom

Conference

ConferenceProceedings of the Sixth Annual Symposium on Computational Geometry
CityBerkeley, CA, USA
Period06/6/9006/8/90

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