Particle Swarm Optimizer Networks with Stochastic Connection for Improvement of Diversity Search Ability to Solve Multimodal Optimization Problems

被引:2
作者
Sasaki, Tomoyuki [1 ]
Nakano, Hidehiro [2 ]
Miyauchi, Arata [1 ]
Taguchi, Akira [1 ]
机构
[1] Tokyo City Univ, Tokyo 1588557, Japan
[2] Tokyo City Univ, Dept Comp Sci, Tokyo 1588557, Japan
关键词
metaheuristic methods; particle swarm optimizer networks; network topology; stochastic connection;
D O I
10.1587/transfun.E100.A.996
中图分类号
TP3 [计算技术、计算机技术];
学科分类号
0812 ;
摘要
Particle swarm optimizer network (PSON) is one of the multi-swarm PSOs. In PSON, a population is divided into multiple subPSOs, each of which searches a solution space independently. Although PSON has a good solving performance, it may be trapped into a local optimum solution. In this paper, we introduce into PSON a dynamic stochastic network topology called "PSON with stochastic connection" (PSON-SC). In PSON-SC, each sub-PSO can be connected to the global best (gbest) information memory and refer to gbest stochastically. We show clearly herein that the diversity of PSON-SC is higher than that of PSON, while confirming the effectiveness of PSON-SC by many numerical simulations.
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收藏
页码:996 / 1007
页数:12
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