نتایج جستجو برای: particle swarm optimization algorithm

تعداد نتایج: 1117911  

2009
Paulo B. de Moura Oliveira Eduardo José Solteiro Pires José Boaventura Cunha Damir Vrancic

A new multi-objective particle swarm optimization algorithm is presented. The proposed multi-objective particle swarm optimization algorithm is based on a MaxiMin technique previously proposed for a multi-objective genetic algorithm. The technique is applied to optimize a benchmark function set and to the design of PID controllers regarding the objectives of set-point tracking and output distur...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه کاشان - دانشکده مهندسی 1389

در این پروژه مدل سازی پدیده هیسترزیس در هسته ترانسفورماتورها در حالت ماندگار و حالت گذرا (جریان هجومی) انجام شده است. در قسمت حالت ماندگار، یکی از مدل های مورد استفاده جهت مدل سازی پدیده هیسترزیس در هسته ترانسفورماتورها، مدل جیلز-آترتون می باشد. در این پروژه پارامترهای مدل جیلز-آترتون و مدل جیلز-آترتون اصلاح شده با استفاده از روش های مختلف بهینه سازی تعیین می شوند. روش های بهینه سازی که در این ...

2010
ANISH SEBASTIAN PARMOD KUMAR MARCO P. SCHOEN

This paper presents a short study on the hybridization of a swarm based optimization algorithm with a single agent based algorithm. Swarm based algorithms and single agent based algorithms have each distinct advantages and disadvantages. One goal of the presented work is to combine the concepts of the two different algorithms such that a more effective optimization routine results. In particula...

Ghasemi, M. R., Ghohani Arab, H., Khajeh, A.,

This paper combines particle swarm optimization, grid search method and univariate method as a general optimization approach for any type of problems emphasizing on optimum design of steel frame structures. The new algorithm is denoted as the GSU-PSO. This method attempts to decrease the search space and only searches the space near the optimum point. To achieve this aim, the whole search space...

2014
Jianbin Zhu

In order to evaluate enterprise informatization maturity accurately and effectively, an improved particle swarm optimization algorithm based on BP artificial neural network is developed. Based on analyzing the working principle of particle swarm optimization algorithm, the improved algorithm encodes its particles, formats its fitness function, and updates its particle speed and position, improv...

2013
Xiaohua Wang Aiqin Mu Shisong Zhu

This paper first introduces the concepts of mobile operators and mobile sequence, with which it redefines the rate of particle swarm optimization algorithm and the formula of position updating. Combining this discrete PSO algorithm with neighbors, the paper puts forward Hybrd Particle Swarm Optimization Algorithm, whose effectiveness is verified at the end of this paper.

2011
Sriram G. Sanjeevi G. Sumathi

In this work, we propose a Hybrid particle swarm optimization-Simulated annealing algorithm and present a comparison with i) Simulated annealing algorithm and ii) Back propagation algorithm for training neural networks. These neural networks were then tested on a classification task. In particle swarm optimization behaviour of a particle is influenced by the experiential knowledge of the partic...

In this paper multi objective optimization problem for partitioning process of VLSI circuit optimization is solved using IPO algorithm. The methodology used in this paper is based upon the dynamic of sliding motion along a frictionless inclined plane. In this work, modules and elements of the circuit are divided into two smaller parts (components) in order to minimize the cutsize and area imbal...

Journal: :journal of ai and data mining 2016
h. motameni

this paper proposes a method to solve multi-objective problems using improved particle swarm optimization. we propose leader particles which guide other particles inside the problem domain. two techniques are suggested for selection and deletion of such particles to improve the optimal solutions. the first one is based on the mean of the m optimal particles and the second one is based on appoin...

2012
HUA HOU GEN-XUAN LI

This paper assumes each user has more than one queue, derives a new packet dependent proportional fairness power allocation pattern based on the sum of weight capacity and the packet’s priority in users’ queues, and proposes 4 new schemes of cross-layer packet dependent OFDM scheduling for heterogeneous classes of traffic based on proportional fairness. Scenario 1, scenario 2 and scenario 3 lea...

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