نتایج جستجو برای: mopso

تعداد نتایج: 467  

Journal: :IEEE open journal of the Communications Society 2022

Optimum controller placement in the presence of several conflicting objectives has received significant attention Software-Defined Wide Area Network (SD-WAN) deployment. Multi-objective evolutionary algorithms, like Non-dominated Sorting Genetic Algorithm II (NSGA-II) and Particle Swamp Optimization (MOPSO), have proved helpful solving Controller Placement Problem (CPP) SD-WAN. However, these a...

Journal: :IEEE Access 2022

This paper proposes a novel multi-objective ant colony system (MOACS) approach to solve the cooperative task allocation problem of multi-robot systems. The is formulated as multiple traveling salesman (MTSP). objectives are minimize total and maximum cost robotic vehicles so that workload each vehicle could be balanced. time matrices salesmen different asymmetric due flight speeds executing tas...

Journal: :IEEE Access 2021

Labyrinth Weir (LW) is a popular control structure that passes significantly higher flow rate compared to the linear weirs. In order approach optimal design of trapezoidal LW, multi-objective problem defined concurrently minimize LW consumed concrete volume and maximize its discharge capacity. Simultaneously, Radial Basis function Neural Networks (RBFNN) designed used for estimating coefficient...

Journal: :Algorithms 2021

Recently, with the development of mobile devices and crowdsourcing platform, spatial (SC) has become more widespread. In SC, workers need to physically travel complete spatial–temporal tasks during a certain period time. The main problem in SC platforms is scheduling set proper achieve based on different objectives. actuality, real-world applications optimize multiple objectives together, these...

Journal: :Processes 2021

Al-Mg-based composite is used in producing a variety of components. To improve the machinability composite, MoS2 added. For characterizing machining different wt.% (2, 4, and 6) are added as reinforcement. Wire Electrical Discharge Machining (WEDM) process performed to analyze kerf width surface roughness. Due complex nature WEDM process, necessity for its optimization through use innovative me...

ژورنال: :نشریه علمی-پژوهشی تحقیقات مالی 2014
مهسا رجبی حمید خالوزاده

با وجود استفادۀ روزافزون از الگوریتم­های بهینه­سازی تکاملی چندهدفه در شاخه­های مختلف علوم، به‎کاربردن آنها به‎عنوان ابزار بسیار قدرتمند در زمینۀ بهینه­سازی سبد سرمایه، به‎ویژه حل مسئلۀ چندهدفه، همچنان در مراحل اولیۀ پژوهش است. در این مقاله، از الگوریتم‎های تکاملی چندهدفه برای حل مسئلۀ بهینه­سازی چندهدفۀ سبد سرمایه در بورس اوراق بهادار تهران استفاده شده است. برای این منظور، دو روش مهم و پرکاربرد...

ژورنال: مدیریت صنعتی 2020

هدف: در سال‌های اخیر نگرانی‌های جهانی در خصوص مسائل زیست‌محیطی و اجتماعی، باعث شده است که مصرف‌کنندگان، سازمان‌های دولتی، شرکت‌ها و دانشگاه‌ها فعال‌تر شوند و بیش از پیش به طراحی شبکه زنجیره تأمین در جایگاه اساسی‌ترین بخش زنجیره تأمین پایدار توجه کنند. هدف اصلی این مقاله، ارائه مدل ریاضی شبکه زنجیره تأمین برای شرکت شیشه‌سازی همدان با در نظر گرفتن ابعاد پایداری است. روش: در این مقاله برای ب...

2015
Mojtaba Tahani Narek Babayan Fatemeh Razi Astaraei Ali Moghadam

The performance of horizontal axis tidal current turbines (HATCT) strongly depends on their geometry. According to this fact, the optimum performance will be achieved by optimized geometry. In this research study, the multi objective optimization of the HATCT is carried out by using four different multi objective optimization algorithms and their performance is evaluated in combination with bla...

Journal: :Complex system modeling and simulation 2021

The Mixed No-Idle Flow-shop Scheduling Problem (MNIFSP) is an extension of flow-shop scheduling, which has practical significance and application prospects in production scheduling. To improve the efficacy solving complicated multiobjective MNIFSP, a MultiDirection Update (MDU) based Multiobjective Particle Swarm Optimization (MDU-MoPSO) proposed this study. For biobjective optimization problem...

Journal: :Engineering Applications of Artificial Intelligence 2021

Hubs act as intermediate points for the transfer of materials in transportation system. In this study, a novel p-mobile hub location–allocation problem is developed. Hub facilities can be transferred to other hubs next period. Implementation mobile reduce costs opening and closing hubs, particularly an environment with rapidly changing demands. On hand, movement reduces lifespan adds relevant c...

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