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Gene expression programming based on condition cloud
Author(s): 
Pages: 1107-1109,1148
Year: Issue:  4
Journal: Application Research of Computers

Keyword:  condition cloudgene expression programming(GEP)cloud modeladaptive;
Abstract: 标准基因表达式编程算法(GEP)在挖掘知识时采用恒定的变异和交叉率,没有考虑进化中个体适应度的变化,依然存在难以摆脱局部最优和收敛速度问题.为了解决这一问题,提出了将X条件云模型应用到基因表达式编程的算法(XCC-GEP).该算法在进化前期采用固定变异率和交叉率;一旦处于收敛状态时,根据个体的当前适应度,借助X条件云,动态调整其变异率和交叉率,以跳出早熟收敛.实验表明了算法的有效性.
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