نتایج جستجو برای: hybrid particle swarm optimization

تعداد نتایج: 654395  

2014
Mahdi Roshanzamir Nasser Mozayani Mohamad Roshanzamir J. J. Liang P. N. Suganthan S. Z. Zhao M. F. Tasgetiren

Particle swarm optimization is a population-based algorithm and used for optimization in a wide range of problems. In this article, a method that is called Hybrid Particle Swarm Optimization or HPSO is proposed. It is composed of some versions of particle swarm optimization algorithms, which have subgroups in their structures. They are DMS-PSO, PS2OS and MCPSO. In fact, a hierarchical structure...

2012
CHEN-LONG YU JIAN CHU

Engineering optimization problems usually have several conflicting objectives, such that no single solution can be considered optimum with respect to all objectives. In recent years, many efforts have focused on hybrid metaheuristic approaches for their robustness and efficiency to solve the above-mentioned multiobjective optimization problems (MOPs). This paper proposes a novel hybrid algorith...

پایان نامه :پژوهشگاه هوافضا 1390

در طراحی و جانمائی بهینه زیرسیستم های ماهواره باید طراح جانمائی، دانش فنی کافی، توانائی بهینه سازی و فرموله کردن طراحی را داشته باشد. در این پایان نامه با توجه به نوین بودن علم جانمائی زیر سیستم های ماهواره در کشور، نسبت به جانمائی بهینه زیرسیستم های ماهواره نمونه intelsat-iii با استفاده از الگوریتم بهینه سازی اجتماع گروه ذرات، اقدام می شود. به منظور دستیابی به یک طرح ماهواره با جانمائی بهینه ...

2013
Dongxiao Niu Yanan Wei Y. WEI

A novel model including social, environmental and economic benefits is proposed in hybrid thermal/wind power system and studied by Karush-Kuhn-Tucker and hybrid particle swarm optimization techniques. Our work is the first to develop social dispatch model by calculating risk caused by wind power. Then the novel multi-objective optimization model of social-environment-economic dispatch is establ...

Journal: :Expert Syst. Appl. 2010
Tsung-Lieh Lin Shi-Jinn Horng Tzong-Wann Kao Yuan-Hsin Chen Ray-Shine Run Rong-Jian Chen Jui-Lin Lai I-Hong Kuo

The job-shop scheduling problem has attracted many researchers’ attention in the past few decades, and many algorithms based on heuristic algorithms, genetic algorithms, and particle swarm optimization algorithms have been presented to solve it, respectively. Unfortunately, their results have not been satisfied at all yet. In this paper, a new hybrid swarm intelligence algorithm consists of par...

2008
M. Karnan K. Thangavel P. Ezhilarasu

Genetic Algorithm (GA), Ant Colony Optimization (ACO) algorithm and Particle Swarm Optimization (PSO) are proposed for feature selection, and their performance is compared. The Spatial Gray Level Dependence Method (SGLDM) is used for feature extraction. The selected features are fed to a three-layer Backpropagation Network hybrid with Ant Colony Optimization and Particle Swarm Optimization (BPN...

2012
A. Safari R. Jahani H. A. Shayanfar J. Olamaei

This paper shows the results obtained in the analysis of the impact of distributed generation (DG) on distribution losses and presents a new algorithm to the optimal allocation of distributed generation resources in distribution networks. The optimization is based on a Hybrid Genetic Algorithm and Particle Swarm Optimization (HGAPSO) aiming to optimal DG allocation in distribution network. Thro...

2011
Weng Cho Chew B. Mhamdi K. Grayaa

Recently, the use of the particle swarm optimization (PSO) technique for the reconstruction of microwave images has received increasing interest from the optimization community due to its simplicity in implementation and its inexpensive computational overhead. However, the basic PSO algorithm is easily trapping into local minimum and may lead to the premature convergence. When a local optimal s...

2016
Feng Jiang Wenjun Wu

In this paper, we present a hybrid particle swarm optimization and support vector regression approach to predict exchange rate. This hybrid method examines the validity to optimize the parameters of penalty term and kernel function. For the experiments, the data of exchange rates (USD/CNY, EUR/CNY and CNY/JPY) are examined and optimized to be used for time series predictions with hybrid particl...

Journal: :international journal of civil engineering 0
m.h. afshar r. rajabpour

this paper presents a relatively new management model for the optimal design and operation of irrigation water pumping systems. the model makes use of the newly introduced particle swarm optimization algorithm. a two step optimization model is developed and solved with the particle swarm optimization method. the model first carries out an exhaustive enumeration search for all feasible sets of p...

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