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PS-FW: A Hybrid Algorithm Based on Particle Swarm and Fireworks for Global Optimization

机译:PS-FW:基于粒子群算法和烟花的全局优化混合算法

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摘要

Particle swarm optimization (PSO) and fireworks algorithm (FWA) are two recently developed optimization methods which have been applied in various areas due to their simplicity and efficiency. However, when being applied to high-dimensional optimization problems, PSO algorithm may be trapped in the local optima owing to the lack of powerful global exploration capability, and fireworks algorithm is difficult to converge in some cases because of its relatively low local exploitation efficiency for noncore fireworks. In this paper, a hybrid algorithm called PS-FW is presented, in which the modified operators of FWA are embedded into the solving process of PSO. In the iteration process, the abandonment and supplement mechanism is adopted to balance the exploration and exploitation ability of PS-FW, and the modified explosion operator and the novel mutation operator are proposed to speed up the global convergence and to avoid prematurity. To verify the performance of the proposed PS-FW algorithm, 22 high-dimensional benchmark functions have been employed, and it is compared with PSO, FWA, stdPSO, CPSO, CLPSO, FIPS, Frankenstein, and ALWPSO algorithms. Results show that the PS-FW algorithm is an efficient, robust, and fast converging optimization method for solving global optimization problems.
机译:粒子群优化(PSO)和烟火算法(FWA)是最近开发的两种优化方法,由于其简单性和效率而被应用在各个领域。然而,当应用于高维优化问题时,由于缺乏强大的全局探测能力,PSO算法可能会陷入局部最优中,并且由于某些情况下烟花爆竹算法的局部开发效率相对较低,因此难以收敛。非核心烟花。本文提出了一种称为PS-FW的混合算法,其中将FWA的修改算子嵌入到PSO的求解过程中。在迭代过程中,采用抛弃和补充机制来平衡PS-FW的勘探和开发能力,并提出了改进的爆炸算子和新颖的变异算子,以加快全局收敛速度,避免过早出现。为了验证所提出的PS-FW算法的性能,已使用了22个高维基准函数,并将其与PSO,FWA,stdPSO,CPSO,CLPSO,FIPS,科学怪人和ALWPSO算法进行了比较。结果表明,PS-FW算法是一种解决全局优化问题的高效,鲁棒,快速收敛的优化方法。

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