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DAM
2002
61views more  DAM 2002»
13 years 4 months ago
Short trees in polygons
Pawel Winter, Martin Zachariasen, Jens Nielsen
CCCG
2010
13 years 6 months ago
Watchman tours for polygons with holes
A watchman tour in a polygonal domain (for short, polygon) is a closed curve such that every point in the polygon is visible from at least one point of the tour. The problem of fin...
Adrian Dumitrescu, Csaba D. Tóth
COCOON
2006
Springer
13 years 8 months ago
On Unfolding Lattice Polygons/Trees and Diameter-4 Trees
We consider the problems of straightening polygonal trees and convexifying polygons by continuous motions such that rigid edges can rotate around vertex joints and no edge crossing...
Sheung-Hung Poon
PAAPP
1998
149views more  PAAPP 1998»
13 years 4 months ago
Optimal Mesh Algorithms for Proximity and Visibility Problems in Simple Polygons*
We present optimal parallel algorithms that run in O( pn) time on a pn pn meshconnected computer for a number of fundamental problems concerning proximity and visibility in a simp...
Sumanta Guha
LATIN
1998
Springer
13 years 9 months ago
Short and Smooth Polygonal Paths
Abstract. Automatic graph drawers need to compute paths among vertices of a simple polygon which besides remaining in the interior need to exhibit certain aesthetic properties. Som...
James Abello, Emden R. Gansner