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利用基因重组策略改进遗传算法
A GENETIC ALGORITHM BASED ON THE PARALLEL STRATEGY OF GENE RECONFIGURATION
【摘要】 为了克服标准遗传算法的早熟现象 ,提高遗传算法的全局收敛性 ,提出了一种基于基因重组策略的遗传算法 .该算法定义了一种新的交叉算子 ,即移位逻辑交叉算子 (包括蝶形移位交叉算子和洗牌移位交叉算子 ) ,用它们对染色体的部分基因实现有规律的交叉重组 .实验结果表明 ,该算法比经典的遗传算法具有更好的收敛性和稳定性 .
【Abstract】 To overcome the drawback of prematurity in classical GA and improve its global convergency, this paper presens a new type of genetic algorithm which is based on the parallel strategy of gene reconfiguration. The algorithm uses a new type of cross operators called shift logical cross operation which includes butterflying and shuffling logical cross operation. These cross operations reconfigure a part of genes in the chromosome according to a special rule. Experimental results show that the method has much higher convergence speed and stability than classical GA.
【Key words】 gene reconfiguration; genetic algorithm; shift logical cross operation; early maturing;
- 【文献出处】 扬州大学学报(自然科学版) ,Journal of Yangzhou University(Natural Science Edition) , 编辑部邮箱 ,2003年01期
- 【分类号】O224
- 【被引频次】13
- 【下载频次】124