现代计算机2024,Vol.30Issue(11) :29-34.DOI:10.3969/j.issn.1007-1423.2024.11.005

融合随机重启爬山算子的改进遗传算法求解FJSP

Improved genetic algorithm with integrated random-restart hill climbing operator for solving FJSP

陈亚铭 潘大志
现代计算机2024,Vol.30Issue(11) :29-34.DOI:10.3969/j.issn.1007-1423.2024.11.005

融合随机重启爬山算子的改进遗传算法求解FJSP

Improved genetic algorithm with integrated random-restart hill climbing operator for solving FJSP

陈亚铭 1潘大志2
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作者信息

  • 1. 西华师范大学数学与信息学院,南充 637009
  • 2. 西华师范大学数学与信息学院,南充 637009;西华师范大学计算方法与应用研究所,南充 637009
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摘要

针对传统遗传算法在求解柔性车间调度问题时,存在种群的动态适应能力差、容易陷入局部最优等问题,提出一种融合随机重启爬山算子的改进遗传算法.通过双种群交叉,增强种群间的信息交流能力.引入收敛准则,在维护种群多样性的同时防止种群的优良个体被过度破坏.结合随机重启爬山法的思想进行局部搜索,提升了算法的局部搜索能力.仿真实验表明,所提出的算法在不同规模的问题中,都有着明显的寻优能力.

Abstract

In response to the challenges faced by traditional genetic algorithms when addressing the Flexible Job Shop Sched-uling Problem(FJSP),such as poor dynamic adaptability of populations and susceptibility to local optima,proposing an improved genetic algorithm that integrates a random-restart hill climbing operator.Enhancing the ability to exchange information between populations through dual population crossing.Introducing convergence criteria to maintain population diversity while preventing ex-cessive disruption of superior individuals within the population.By incorporating the principles of random-restart hill climbing,the algorithm's local search capabilities are significantly improved.Simulation experiments demonstrate that the proposed algorithm consistently exhibits strong optimization performance across problems of varying scales.

关键词

柔性车间调度/改进遗传算法/接受准则/随机重启爬山算子

Key words

flexible job shop scheduling/improved genetic algorithm/acceptance criteria/random-restart hill climbing operator

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基金项目

国家自然科学基金资助项目(11871059)

四川省教育厅自然科学基金资助项目(18ZA0469)

西华师范大学英才科研基金资助项目(17YC385)

出版年

2024
现代计算机
中大控股

现代计算机

影响因子:0.292
ISSN:1007-1423
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