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Optimization of Multi-Target Locating Based on Random Number Settings In Improved PSO
Author(s): 
Pages: 141-144
Year: Issue:  5
Journal: Measurement & Control Technology

Keyword:  wireless sensor networksmulti-target locatingparticle swarm optimization(PSO)random parameter setting;
Abstract: 为了解决林业部门对森林防火安全监测系统中对多个声音目标的跟踪及定位问题,根据声音能量随距离衰减模型,提出了采用粒子群算法(PSO)的多目标定位与优化方法.通过利用极大似然法对声音强度模型的定位算法,采用惯性权重的粒子群算法,着重讨论了随机参数不同的设置方法对定位追踪精度性能的影响.通过仿真实验证明,粒子群算法中设置随机数参数为常数,可以有效提高目标定位精度,并减小搜索复杂度.
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