Facility location for large-scale emergencies

R Huang, S Kim, MBC Menezes - Annals of Operations Research, 2010 - Springer
In the p-center problem, it is assumed that the facility located at a node responds to
demands originating from the node. This assumption is suitable for emergency and health …

[HTML][HTML] A scaleable projection‐based branch‐and‐cut algorithm for the p‐center problem

E Gaar, M Sinnl - European Journal of Operational Research, 2022 - Elsevier
The p-center problem (pCP) is a fundamental problem in location science, where we are
given customer demand points and possible facility locations, and we want to choose p of …

A scalable exact algorithm for the vertex p-center problem

C Contardo, M Iori, R Kramer - Computers & Operations Research, 2019 - Elsevier
The vertex p-center problem consists in selecting p centers among a finite set of candidates
and assigning a set of clients to them, with the aim of minimizing the maximum dissimilarity …

Double bound method for solving the p-center location problem

H Calik, BC Tansel - Computers & operations research, 2013 - Elsevier
We give a review of existing methods for solving the absolute and vertex restricted p-center
problems on networks and propose a new integer programming formulation, a tightened …

Approximation algorithms for the vertex k-center problem: Survey and experimental evaluation

J Garcia-Diaz, R Menchaca-Mendez… - IEEE …, 2019 - ieeexplore.ieee.org
The vertex k-center problem is a classical NP-Hard optimization problem with application to
Facility Location and Clustering among others. This problem consists in finding a subset of …

New relaxation-based algorithms for the optimal solution of the continuous and discrete p-center problems

D Chen, R Chen - Computers & Operations Research, 2009 - Elsevier
New relaxation-based algorithms for the optimal solution of the continuous and discrete p-center
problems - ScienceDirect Skip to main contentSkip to article Elsevier logo Journals & Books …

Solving the k-center problem efficiently with a dominating set algorithm

B Robič, J Mihelič - Journal of computing and information technology, 2005 - hrcak.srce.hr
Sažetak We present a polynomial time heuristic algorithm for the minimum dominating set
problem. The algorithm can readily be used for solving the minimum alpha-all-neighbor …

Hybrid meta-heuristics with VNS and exact methods: application to large unconditional and conditional vertex -centre problems

CA Irawan, S Salhi, Z Drezner - Journal of Heuristics, 2016 - Springer
Large-scale unconditional and conditional vertex p p-centre problems are solved using two
meta-heuristics. One is based on a three-stage approach whereas the other relies on a …

Mathematical Models and Search Algorithms for the Capacitated -Center Problem

R Kramer, M Iori, T Vidal - INFORMS journal on computing, 2020 - pubsonline.informs.org
The capacitated p-center problem requires one to select p facilities from a set of candidates
to service a number of customers, subject to facility capacity constraints, with the aim of …

Estimations of covering functionals of convex bodies based on relaxation algorithm

M Yu, Y Lv, Y Zhao, C He, S Wu - Mathematics, 2023 - mdpi.com
Estimating covering functionals of convex bodies is an important part of Chuanming Zong's
program to attack Hadwiger's covering conjecture, which is a long-standing open problem …