一种快速实现多峰值函数优化的改进遗传算法 点击次数:401
An Improved Genetic Algorithm of Fast Realization in Multimodal Function Optimizations
作者:魏泳涛 盛鹰
单位:四川大学建筑与环境学院 成都 610065
关键词:改进遗传算法 多峰值函数优化 并行小生境技术 局部搜索参数
分类号:TP18;TP301.6
出版年·卷·期(页码):2009·24·第二期(0-0)
摘要:
针对基本遗传算法具有的收敛早熟、局部搜索能力
Considering the disadvantages of simple genetic algorithm (SGA), such as premature convergence, weakness in local search, etc, an improved genetic algorithm was proposed in this paper and could fast solve the optimization problem of the function which has much more peaks. Many methods such as parallel niche technique, judgement of possible peak points and introduction of local searching parameters were included in the improved algorithm, and were successfully performed by programming with C language. Numerical examples demonstrated that the improved algorithm can avoid premature effectively, improve the convergence efficiency and fast reach all the global optimal points of the objective function. It has extensive applicability in soving the other multimodal function optimizations.
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