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一种改进的混沌优化方法研究
引用本文:郭燕,史丽萍,赵学华,史治水. 一种改进的混沌优化方法研究[J]. 平原大学学报, 2008, 25(2): 142-143
作者姓名:郭燕  史丽萍  赵学华  史治水
作者单位:中国矿业大学信息与电气工程学院,江苏徐州,221008
摘    要:为提高混沌优化方法的寻优速度和求解精度,本文提出一种改进的混沌优化方法,该方法结合幂函数载波和变尺度混沌优化方法的优点,在第一次载波中利用幂函数全局寻优,在第二次载波中,以当前最优解为中心,不断缩小优化变量的搜索区间进行双侧局部寻优。仿真结果表明,该方法可以明显提高收敛速度和精确性。

关 键 词:混沌优化  幂函数载波  变尺度  仿真
文章编号:1008-3944(2008)02-0142-02
修稿时间:2007-12-04

Study on an Improved Chaos Optimization Algorithm
Affiliation:GUO Yan,ZHAO Xue-hua, SHI Li-ping (College of Information and Electrical Engineering, China University of Mining and Technology, Xuzhou 221008)
Abstract:An improved chaos optimization algorithm was proposed by combining the advantage of power function carrier and that of mutative scale chaos optimization algorithm. Power function carrier was used to search the optimal nunenrieal value in the whole field in the first carrier course, In the second carrier course of searching for minimal point, it had been assured that the searching area coverage of the optimization variable is shrunk around the center of the current best result. The simulation results indicate that the convergence speed and accuracy of global optimization is significantly improved.
Keywords:Chaos optimization  Power function carrier  Mutative scale  Simulation
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