Solving the minimum convex partition of point sets with integer programming

A Sapucaia, PJ de Rezende, CC de Souza - Computational Geometry, 2021 - Elsevier
The partition of a problem into smaller sub-problems satisfying certain properties is often a
key ingredient in the design of divide-and-conquer algorithms. For questions related to …

Plane geometric graph augmentation: a generic perspective

F Hurtado, CD Tóth - Thirty Essays on Geometric Graph Theory, 2013 - Springer
Graph augmentation problems are motivated by network design and have been studied
extensively in optimization. We consider augmentation problems over plane geometric …

[HTML][HTML] On k-convex polygons

O Aichholzer, F Aurenhammer, ED Demaine… - Computational …, 2012 - Elsevier
We introduce a notion of k-convexity and explore polygons in the plane that have this
property. Polygons which are k-convex can be triangulated with fast yet simple algorithms …

Approximation algorithms for the minimum convex partition problem

C Knauer, A Spillner - Scandinavian Workshop on Algorithm Theory, 2006 - Springer
We present two algorithms that compute constant factor approximations of a minimum
convex partition of a set P of n points in the plane. The first algorithm is very simple and …

Computing convex partitions for point sets in the plane: The cg: shop challenge 2020

ED Demaine, SP Fekete, P Keldenich, D Krupke… - arXiv preprint arXiv …, 2020 - arxiv.org
Computing Convex Partitions for Point Sets in the Plane: The CG:SHOP Challenge 2020 Page 1
Computing Convex Partitions for Point Sets in the Plane: The CG:SHOP Challenge 2020 Erik D …

Maximum Clique in Generalisations of Disk Graphs and Plane Geometric Graphs on Degenerate Point Sets

N Grelier - 2022 - research-collection.ethz.ch
This thesis deals with graphs having geometric representations. On one hand we consider
graphs whose vertices can be mapped to geometric objets in an Euclidean space (for …

[PDF][PDF] Planar point sets with large minimum convex partitions

J Garcıa-López, C Nicolás - Abstracts 22nd European Workshop on …, 2006 - academia.edu
Given a finite set S of points in the plane, a convex partition of S is a subdivision of the
convex hull of S into nonoverlapping empty convex polygons with vertices in S. Let G (S) be …

Minimum convex partition of point sets

AS Barboza, CC de Souza, PJ de Rezende - Algorithms and Complexity …, 2019 - Springer
A convex partition of a point set P in the plane is a planar subdivision of the convex hull of P
whose edges are segments with both endpoints in P and such that all internal faces are …

[HTML][HTML] On convex decompositions of a planar point set

K Hosono - Discrete mathematics, 2009 - Elsevier
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Decompositions, partitions, and coverings with convex polygons and pseudo-triangles

O Aichholzer, C Huemer, S Kappes… - Graphs and …, 2007 - Springer
We propose a novel subdivision of the plane that consists of both convex polygons and
pseudo-triangles. This pseudo-convex decomposition is significantly sparser than either …