Maximum polygon packing: The cg: shop challenge 2024

SP Fekete, P Keldenich, D Krupke, S Schirra - arXiv preprint arXiv …, 2024 - arxiv.org
We give an overview of the 2024 Computational Geometry Challenge targeting the
problem\textsc {Maximum Polygon Packing}: Given a convex region $ P $ in the plane, and …

Area-optimal simple polygonalizations: The CG challenge 2019

ED Demaine, SP Fekete, P Keldenich… - Journal of Experimental …, 2022 - dl.acm.org
We give an overview of theoretical and practical aspects of finding a simple polygon of
minimum (Min-Area) or maximum (Max-Area) possible area for a given set of n points in the …

Optimal area polygonization by triangulation and visibility search

J Lepagnot, L Moalic, D Schmitt - ACM Journal of Experimental …, 2023 - dl.acm.org
The aim of the “CG: SHOP Challenge 2019” was to generate optimal area polygonizations of
a planar point set. We describe here the algorithm that won the challenge. It is a two-phase …

Optimal area polygonization problems: Exact solutions through geometric duality

N Ramos, PJ de Rezende, CC de Souza - Computers & Operations …, 2022 - Elsevier
In this paper, we describe exact methods to solve two problems: given a set S of n points in
the plane, find a simple polygon whose set of vertices is precisely S and has minimum (Min …

Greedy and local search heuristics to build area-optimal polygons

L Crombez, GD da Fonseca, Y Gerard - ACM Journal of Experimental …, 2022 - dl.acm.org
In this article, we present our heuristic solutions to the problems of finding the maximum and
minimum area polygons with a given set of vertices. Our solutions are based mostly on two …

Edge Sparsification for Geometric Tour Problems

S Fekete, P Keldenich, D Krupke… - Computing in Geometry …, 2024 - cgt-journal.org
We study a variety of sparsification approaches for a spectrum of geometric optimization
problems related to tour problems, such as the Angular TSP, the Minimum Perimeter …

Optimization of Algorithms for Simple Polygonizations

M Kovalchuk, V Tereshchenko… - … and Intelligent Systems …, 2022 - Springer
In this paper, we propose modifications of some known efficient algorithms for solving the
problem of MAP (finding a simple polygon of minimum area). We propose an algorithm that …

[PDF][PDF] A PARALLEL APPROXIMATION ALGORITHM FOR MINIMUM AREA POLYGONIZATION BASED ON CLUSTERING

S ASAEEDI, MS SHAMAEE - UPB SCIENTIFIC BULLETIN …, 2022 - scientificbulletin.upb.ro
Minimum area polygonization is a well-known NP-complete problem in computational
geometry. It is the problem of finding a simple polygon with minimum area for a given set of …

On the effectiveness of the genetic paradigm for polygonization

S Cicerone, M D'Emidio, G Di Stefano… - Information Processing …, 2021 - Elsevier
A polygon is simple if it is a closed chain of straight line segments that do not self-intersect.
Given a finite set P of input points in the Euclidean plane, the search for a simple polygon …

[PDF][PDF] ExactSolutionsforArea-OptimalSimplePolygonization Problems

N Ramos, PJ de Rezende, CC de Souza - latin2020.ime.usp.br
Results Instances We generated a set of 50 uniformly random instances: 10 per value of n=
10, 15, 20, 25, 30. We use “base” to refer to the above formulation;“simple” and “gen” …