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Solving binary multi-objective knapsack problems with novel greedy strategy

delete2021-08-21
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Jiawei Yuan *
李艺帆 (Yifan Li)
DOI:10.1007/s12293-021-00344-7delete
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Abstract

Abstract

En 中文
This paper shows that the many greedy strategies that have been designed to repair infeasible solutions to multi-objective knapsack problems (MOKPs) with small item differences perform poorly when item differences are large. To effectively solve different types of MOKPs, this paper proposes a greedy strategy to improve the quality of feasible and infeasible solutions. It repairs all of the infeasible solutions to feasible solutions, and then maximizes the quality of each feasible solution under the limitations of knapsack capacities. Simulation experiments on different types of MOKPs show that the proposed strategy is superior to existing strategies. Compared with MOGLS, MOEA/D, and MOEA/D-M2M, the proposed evolutionary framework performs better in solving different MOKPs.
Keywords:
Knapsack problems
Greedy strategy
Multi-objective optimization
Evolutionary algorithm
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Journal

Memetic Computing cover
Memetic Computing
IF:
2.3
Papers:
453
Citations:
718

Organization

G
guangdong university of technology
Scholars:
3.0W
Papers: 2.0W
Citations: 36