On link diameter of a simple rectilinear polygon

The rectilinear link distance between two points inside a simple rectilinear polygon P is defined to be the minimum number of edges of a path consisting of axis-parallel segments lying inside P. The link diameter of P is the maximum link distance between two points of P. We present an O(n) time algo...

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Main Authors: V. Chepoi, F. Dragan
Format: Article
Language:English
Published: Institute of Mathematics and Computer Science of the Academy of Sciences of Moldova 1993-12-01
Series:Computer Science Journal of Moldova
Online Access:http://www.math.md/nrofdownloads.php?file=/files/csjm/v1-n3/v1-n3-(pp62-74).pdf
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spelling doaj-4047304fd0f843f685aca89b255857512020-11-24T22:18:00ZengInstitute of Mathematics and Computer Science of the Academy of Sciences of MoldovaComputer Science Journal of Moldova1561-40421993-12-0113(3)6274On link diameter of a simple rectilinear polygonV. Chepoi0F. Dragan1Moldavian University, A.Mateevici str. 60, Department of Mathematics and Cybernetics, Kishinev, 277009, MoldovaMoldavian University, A.Mateevici str. 60, Department of Mathematics and Cybernetics, Kishinev, 277009, MoldovaThe rectilinear link distance between two points inside a simple rectilinear polygon P is defined to be the minimum number of edges of a path consisting of axis-parallel segments lying inside P. The link diameter of P is the maximum link distance between two points of P. We present an O(n) time algorithm for computing the link diameter of a simple rectilinear polygon P, where n is the number of vertices of P. This improves the previous O(nlogn) time algorithm. http://www.math.md/nrofdownloads.php?file=/files/csjm/v1-n3/v1-n3-(pp62-74).pdf
collection DOAJ
language English
format Article
sources DOAJ
author V. Chepoi
F. Dragan
spellingShingle V. Chepoi
F. Dragan
On link diameter of a simple rectilinear polygon
Computer Science Journal of Moldova
author_facet V. Chepoi
F. Dragan
author_sort V. Chepoi
title On link diameter of a simple rectilinear polygon
title_short On link diameter of a simple rectilinear polygon
title_full On link diameter of a simple rectilinear polygon
title_fullStr On link diameter of a simple rectilinear polygon
title_full_unstemmed On link diameter of a simple rectilinear polygon
title_sort on link diameter of a simple rectilinear polygon
publisher Institute of Mathematics and Computer Science of the Academy of Sciences of Moldova
series Computer Science Journal of Moldova
issn 1561-4042
publishDate 1993-12-01
description The rectilinear link distance between two points inside a simple rectilinear polygon P is defined to be the minimum number of edges of a path consisting of axis-parallel segments lying inside P. The link diameter of P is the maximum link distance between two points of P. We present an O(n) time algorithm for computing the link diameter of a simple rectilinear polygon P, where n is the number of vertices of P. This improves the previous O(nlogn) time algorithm.
url http://www.math.md/nrofdownloads.php?file=/files/csjm/v1-n3/v1-n3-(pp62-74).pdf
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