LAPSE:2020.0853
Published Article
LAPSE:2020.0853
An Improved Artificial Electric Field Algorithm for Multi-Objective Optimization
Hemant Petwal, Rinkle Rani
July 17, 2020
Real-world problems such as scientific, engineering, mechanical, etc., are multi-objective optimization problems. In order to achieve an optimum solution to such problems, multi-objective optimization algorithms are used. A solution to a multi-objective problem is to explore a set of candidate solutions, each of which satisfies the required objective without any other solution dominating it. In this paper, a population-based metaheuristic algorithm called an artificial electric field algorithm (AEFA) is proposed to deal with multi-objective optimization problems. The proposed algorithm utilizes the concepts of strength Pareto for fitness assignment and the fine-grained elitism selection mechanism to maintain population diversity. Furthermore, the proposed algorithm utilizes the shift-based density estimation approach integrated with strength Pareto for density estimation, and it implements bounded exponential crossover (BEX) and polynomial mutation operator (PMO) to avoid solutions trapping in local optima and enhance convergence. The proposed algorithm is validated using several standard benchmark functions. The proposed algorithm’s performance is compared with existing multi-objective algorithms. The experimental results obtained in this study reveal that the proposed algorithm is highly competitive and maintains the desired balance between exploration and exploitation to speed up convergence towards the Pareto optimal front.
Keywords
artificial electric field algorithm, fine-grained elitism selection, multi-objective optimization problems, recombination operator, shift-based density estimation, strength Pareto
Suggested Citation
Petwal H, Rani R. An Improved Artificial Electric Field Algorithm for Multi-Objective Optimization. (2020). LAPSE:2020.0853
Author Affiliations
Petwal H: Department of Computer Science and Engineering, Thapar Institute of Engineering and Technology, Patiala 147004, Punjab, India [ORCID]
Rani R: Department of Computer Science and Engineering, Thapar Institute of Engineering and Technology, Patiala 147004, Punjab, India
Journal Name
Processes
Volume
8
Issue
5
Article Number
E584
Year
2020
Publication Date
2020-05-14
Published Version
ISSN
2227-9717
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Original Submission
Other Meta
PII: pr8050584, Publication Type: Journal Article
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LAPSE:2020.0853
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doi:10.3390/pr8050584
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Jul 17, 2020
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Calvin Tsay
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