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Wyszukujesz frazę "multi-objective" wg kryterium: Temat


Wyświetlanie 1-6 z 6
Tytuł:
Multi-operator Differential Evolution with MOEA/D for Solving Multi-objective Optimization Problems
Autorzy:
Aggarwal, Sakshi
Mishra, Krishn K.
Powiązania:
https://bibliotekanauki.pl/articles/2142322.pdf
Data publikacji:
2022
Wydawca:
Instytut Łączności - Państwowy Instytut Badawczy
Tematy:
erential evolution
multi-objective
mutation operator
weighted-aggregation
Opis:
In this paper, we propose a multi-operator differentia evolution variant that incorporates three diverse mutation strategies in MOEA/D. Instead of exploiting the local region, the proposed approach continues to search for optimal solutions in the entire objective space. It explicitly maintains diversity of the population by relying on the benefit of clustering. To promowe convergence, the solutions close to the ideal position, in the objective space are given preference in the evolutionary process. The core idea is to ensure diversity of the population by applying multiple mutation schemes and a faster convergence rate, giving preference to solutions based on their proximity to the ideal position in the MOEA/D paradigm. The performance of the proposed algorithm is evaluated by two popular test suites. The experimental results demonstrate that the proposed approach outperforms other MOEA/D algorithms.
Źródło:
Journal of Telecommunications and Information Technology; 2022, 3; 85--95
1509-4553
1899-8852
Pojawia się w:
Journal of Telecommunications and Information Technology
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Numerical application of the SPEA algorithm to reliability multi-objective optimization
Autorzy:
Guze, S.
Powiązania:
https://bibliotekanauki.pl/articles/2069179.pdf
Data publikacji:
2015
Wydawca:
Uniwersytet Morski w Gdyni. Polskie Towarzystwo Bezpieczeństwa i Niezawodności
Tematy:
multi-objective
optimization
reliability
0-1 knapsack problem
SPEA
Opis:
The main aim of the paper is the computer-aided multi-objective reliability optimization using the SPEA algorithm. This algorithm and the binary knapsack problem are described. Furthermore, the computer program that solves the knapsack problem with accordance to SPEA algorithm is introduced. Example of the possible application of this program to the multi-objective reliability optimization of exemplary parallel-series system is shown.
Źródło:
Journal of Polish Safety and Reliability Association; 2015, 6, 1; 101--114
2084-5316
Pojawia się w:
Journal of Polish Safety and Reliability Association
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
A novel multi-objective discrete particle swarm optimization with elitist perturbation for reconfiguration of ship power system
Autorzy:
Zhang, L.
Sun, J.
Guo, C.
Powiązania:
https://bibliotekanauki.pl/articles/260215.pdf
Data publikacji:
2017
Wydawca:
Politechnika Gdańska. Wydział Inżynierii Mechanicznej i Okrętownictwa
Tematy:
shipboard power system
reconfiguration
multi-objective
discrete PSO
elitist perturbation
Opis:
A novel multi-objective discrete particle swarm optimization with elitist perturbation strategy (EPSMODPSO) is proposed and applied to solve the reconfiguration problem of shipboard power system(SPS). The new algorithm uses the velocity to decide each particle to move one step toward positive or negative direction to update the position. An elitist perturbation strategy is proposed to improve the local search ability of the algorithm. Reconfiguration model of SPS is established with multiple objectives, and an inherent homogeneity index is adopted as the auxiliary estimating index. Test results of examples show that the proposed EPSMODPSO performs excellent in terms of diversity and convergence of the obtained Pareto optimal front. It is competent to solve network reconfiguration of shipboard power system and other multi-objective discrete optimization problems.
Źródło:
Polish Maritime Research; 2017, S 3; 79-85
1233-2585
Pojawia się w:
Polish Maritime Research
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Multi-objective dynamic economic dispatch using Fruit Fly Optimization method
Autorzy:
Arsyad, Haripuddin
Suyuti, Ansar
Said, Sri Mawar
Akil, Yusri Syam
Powiązania:
https://bibliotekanauki.pl/articles/1841297.pdf
Data publikacji:
2021
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
dynamic economic dispatch
Fruit Fly Optimization method
multi-objective
dynamiczna wysyłka ekonomiczna
Metoda optymalizacji muszki owocowej
wielocelowy
Opis:
An essential task of the interconnected power system is about how to optimize power plants during operation time which is known as economic dispatch. In this study, the Fruit Fly Optimization method is proposed to solve problems of dynamic economic dispatch in an electrical power system. To measure the performance of the method, a simulation was conducted for two different electric systems of the existing Sulselbar 150 kV thermal power plant system in Indonesia with two objective functions, namely fuel costs and active power transmission losses, aswell as the 30-bus IEEE standard system with five objective functions namely fuel costs, transmission losses (active and reactive power), a reactive power reserve margin, and an emission index by considering a power generation limit and ramp rates as the constraints. Under tested cases, the simulation results have shown that the Fruit Fly Optimization method can solve the problems of dynamic economic dispatch better than other existing optimization methods. It is indicated by all values of the objective functions that are lowest for the Fruit Fly Optimization method. Moreover, the obtained computational time is sufficiently fast to get the best solution.
Źródło:
Archives of Electrical Engineering; 2021, 70, 2; 351-366
1427-4221
2300-2506
Pojawia się w:
Archives of Electrical Engineering
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Multi-objective two-stage stochastic optimization model for post-disaster waste management
Autorzy:
Boonmee, Chawis
Legsakul, Komkrit
Arimura, Mikiharu
Powiązania:
https://bibliotekanauki.pl/articles/23966900.pdf
Data publikacji:
2023
Wydawca:
Stowarzyszenie Menedżerów Jakości i Produkcji
Tematy:
po katastrofie
gospodarowanie odpadami
wielozadaniowość
dwustopniowy model stochastyczny
post-disaster
waste management
multi-objective
two-stage stochastic model
Opis:
Post-disaster waste management is one of the most crucial tasks in the recovery phase of the disaster cycle, and it was created to assist affected communities in returning to a stable state following a disaster. To develop an efficient post-disaster waste management strategy, this study presents a multi-objective two-stage stochastic mixed integer linear programming model for post-disaster waste management. The proposed mathematical model was developed based on a mixed strategy of on-site and off-site waste separation in the supply chain. This study aims to minimize not only the total cost and the environmental impact to provide waste flow decisions and choose collection and separation sites, recycling sites, landfill sites, and incineration sites throughout the supply chain under the uncertain situation. To solve a multi-objective problem, a normalized weighted sum method is used to find the solution. A numerical case based on realistic data is presented to validate and verify the proposed model. Based on the numerical example, the results demonstrated that the implementation of the mixed strategy for waste separation with the consideration of uncertain situations can reduce the total cost, balance the environmental impact, and determine the unexpected situation in the post-disaster waste supply chain efficiently.
Źródło:
Production Engineering Archives; 2023, 29, 1; 58--68
2353-5156
2353-7779
Pojawia się w:
Production Engineering Archives
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Surrogate Worth Trade off method’s review, applications and extension
Przegląd metody „Surrogate Worth Trade-off”, aplikacje i rozszerzenia
Autorzy:
Kazemi, M.
Shooshtarian, Z.
Powiązania:
https://bibliotekanauki.pl/articles/405004.pdf
Data publikacji:
2013
Wydawca:
Politechnika Częstochowska
Tematy:
surrogate worth function
trade-off function
multi-objective
group decision making
funkcjonowanie surrogate worth
funkcja trade-off
cel wieloraki
grupa decydentów
Opis:
One of the most areas of research in recent years, is decision making methodologies under conflicting multi-objective. Due to this, several techniques have been developed. Among them, Surrogate Worth Trade - Off (SWT) method is interested to solve the multi-objective problem by analysts and researchers. This paper intends to review and application of Surrogate Worth Trade - Off technique. The SWT method is one approach that provides an interference between the decision maker’s preferences and the mathematical models associated with the non-dominated solutions. In the final part of this work a method is proposed in order to use SWT technique with multiple decision - makers.
Jednym z najbardziej ważnych obszarów badań w ciągu ostatnich lat, jest metodologia podejmowania decyzji w przypadku wielu sprzecznych celów. W związku z tym, opracowano kilka technik. Wśród nich występuje metoda Surrogate Worth Trade-off - która koncentruje się na rozwiązaniu złożonego przez wielu naukowców i analityków. Niniejszy artykuł ma na celu przegląd i sposób stosowania tej metody. Metoda SWT to podejście, które zapewnia zakłócenia między preferencjami decydenta i modeli matematycznych związanych z niedominującymi rozwiązaniami. W końcowej części artykułu, zaproponowana została metoda w celu wykorzystania SWT przy podejmowaniu wielu decyzji.
Źródło:
Polish Journal of Management Studies; 2013, 8; 98-109
2081-7452
Pojawia się w:
Polish Journal of Management Studies
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-6 z 6

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