Bandit-based Random Mutation Hill-Climbing

Jialin LIU, Diego PÉREZ-LIÉBANA, Simon M. LUCAS

Research output: Book Chapters | Papers in Conference ProceedingsConference paper (refereed)Referred Conference Paperpeer-review

7 Citations (Scopus)

Abstract

The Random Mutation Hill-Climbing algorithm is a direct search technique mostly used in discrete domains. It repeats the process of randomly selecting a neighbour of a best-so-far solution and accepts the neighbour if it is better than or equal to it. In this work, we propose to use a novel method to select the neighbour solution using a set of independent multi-armed bandit-style selection units which results in a bandit-based Random Mutation Hill-Climbing algorithm. The new algorithm significantly outperforms Random Mutation Hill-Climbing in both OneMax (in noise-free and noisy cases) and Royal Road problems (in the noise-free case). The algorithm shows particular promise for discrete optimisation problems where each fitness evaluation is expensive.

Original languageEnglish
Title of host publication2017 IEEE Congress on Evolutionary Computation, CEC 2017 : Proceedings
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages2145-2151
Number of pages7
ISBN (Electronic)9781509046010
DOIs
Publication statusPublished - 2017
Externally publishedYes
Event2017 IEEE Congress on Evolutionary Computation, CEC 2017 - Donostia-San Sebastian, Spain
Duration: 5 Jun 20178 Jun 2017

Conference

Conference2017 IEEE Congress on Evolutionary Computation, CEC 2017
Country/TerritorySpain
CityDonostia-San Sebastian
Period5/06/178/06/17

Bibliographical note

Publisher Copyright:
© 2017 IEEE.

Keywords

  • Bandit
  • OneMax
  • RMHC
  • Royal Road

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