Weak convergence of particle swarm optimization

Fuente: arXiv
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Autores principales: Bruned, Vianney, Mas, André, Wlodarczyk, Sylvain
Formato: Preprint
Publicado: 2018
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author Bruned, Vianney
Mas, André
Wlodarczyk, Sylvain
author_facet Bruned, Vianney
Mas, André
Wlodarczyk, Sylvain
contents Particle swarm optimization algorithm is a stochastic meta-heuristic solving global optimization problems appreciated for its efficacity and simplicity. It consists in a swarm of particles interacting among themselves and searching the global optimum. The trajectory of the particles has been well-studied in a deterministic case and more recently in a stochastic context. Assuming the convergence of PSO, we proposed here two CLT for the particles corresponding to two kinds of convergence behavior. These results can lead to build confidence intervals around the local minimum found by the swarm or to the evaluation of the risk. A simulation study confirms these properties.
format Preprint
id arxiv_https___arxiv_org_abs_1811_04924
institution arXiv
publishDate 2018
record_format arxiv
spellingShingle Weak convergence of particle swarm optimization
Bruned, Vianney
Mas, André
Wlodarczyk, Sylvain
Probability
Particle swarm optimization algorithm is a stochastic meta-heuristic solving global optimization problems appreciated for its efficacity and simplicity. It consists in a swarm of particles interacting among themselves and searching the global optimum. The trajectory of the particles has been well-studied in a deterministic case and more recently in a stochastic context. Assuming the convergence of PSO, we proposed here two CLT for the particles corresponding to two kinds of convergence behavior. These results can lead to build confidence intervals around the local minimum found by the swarm or to the evaluation of the risk. A simulation study confirms these properties.
title Weak convergence of particle swarm optimization
topic Probability
url https://arxiv.org/abs/1811.04924