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Author:

Li, Xiaoli (Li, Xiaoli.) | Cao, Anran (Cao, Anran.) | Wang, Kang (Wang, Kang.)

Indexed by:

EI Scopus SCIE

Abstract:

Dynamic multiobjective optimization problems (DMOPs) change over time, which require Evolutionary algorithms (EA) track Pareto-optimal solution (PS) or/and Pareto-optimal front (PF) in a constantly change environment. Prediction -based algorithms are the most common method to solve DMOPs. However, a single elaborate predictor is not always suitable for extracting changing pattern of different DMOPs, and not to mention DMOPs with unpredictable changes. To overcome these limitations, a simple yet effective algorithm, response strategies based on adaptive selection (RSAS), are proposed in this paper. When a change occurs, RSAS provides diversified solutions by different proposed strategies, that is, a center -guided self-correcting prediction, an individual -based prediction, and a precision -controllable mutation. Based on the quality of their generated solution set, an adaptive selection mechanism can adjust the selection probability of these three strategies. Since RSAS consists of not merely two different prediction strategies but also a mutation strategy, which can be more responsive to predictable and unpredictable changes. To validate the performance of RSAS, DMOP benchmarks in CEC2018 with recommended configurations are adopted. Compared to four state-of-the-art algorithms, the experimental results show that RSAS is effective and efficient.

Keyword:

Adaptive selection Mutation Self-correcting prediction Individual-based prediction Dynamic multiobjective optimization

Author Community:

  • [ 1 ] [Li, Xiaoli]Beijing Univ Technol, Fac Informat Technol, Beijing 100124, Peoples R China
  • [ 2 ] [Cao, Anran]Beijing Univ Technol, Fac Informat Technol, Beijing 100124, Peoples R China
  • [ 3 ] [Wang, Kang]Beijing Univ Technol, Fac Informat Technol, Beijing 100124, Peoples R China
  • [ 4 ] [Li, Xiaoli]Beijing Key Lab Computat Intelligence & Intelligen, Beijing 100124, Peoples R China
  • [ 5 ] [Li, Xiaoli]Minist Educ, Engn Res Ctr Digital Community, Beijing 100124, Peoples R China

Reprint Author's Address:

  • [Cao, Anran]Beijing Univ Technol, Fac Informat Technol, Beijing 100124, Peoples R China;;

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Source :

APPLIED SOFT COMPUTING

ISSN: 1568-4946

Year: 2024

Volume: 162

8 . 7 0 0

JCR@2022

Cited Count:

WoS CC Cited Count: 1

SCOPUS Cited Count: 1

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 9

Affiliated Colleges:

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