Results 1 to 10 of about 87,787 (275)

Portfolio rebalancing under uncertainty using meta-heuristic algorithm [PDF]

open access: yesInternational Journal of Operational Research, 2019
In this paper, we solve portfolio rebalancing problem when security returns are represented by uncertain variables considering transaction costs. The performance of the proposed model is studied using constant-proportion portfolio insurance (CPPI) as rebalancing strategy.
Zandieh, Mostafa, Mohaddesi, Seyed Omid
openaire   +2 more sources

A new index‐based hyper‐heuristic algorithm for global optimisation problems

open access: yesIET Software, 2022
In this research study, a new combination search algorithm, based on indexing its constituent processes, is proposed to solve global optimisation problems.
Mohammad Reza Hasanzadeh   +2 more
doaj   +1 more source

Active Energy Management Based on Meta-Heuristic Algorithms of Fuel Cell/Battery/Supercapacitor Energy Storage System for Aircraft

open access: yesAerospace, 2021
This paper presents the application of an active energy management strategy to a hybrid system consisting of a proton exchange membrane fuel cell (PEMFC), battery, and supercapacitor.
Hasan Çınar, Ilyas Kandemir
doaj   +1 more source

A Survey on Load Balancing Algorithms for VM Placement in Cloud Computing [PDF]

open access: yes, 2017
The emergence of cloud computing based on virtualization technologies brings huge opportunities to host virtual resource at low cost without the need of owning any infrastructure.
Buyya, Rajkumar   +2 more
core   +2 more sources

Solving a big-scaled hospital facility layout problem with meta-heuristics algorithms

open access: yesEngineering Science and Technology, an International Journal, 2020
The main objective of the hospital facility layout problem is to place the polyclinics, laboratories and radiology units within the predefined boundaries in such way that minimize the movement cost of patients and healthcare staff.
Vahit Tongur   +2 more
doaj   +1 more source

Novel Heuristic Algorithm & its Application for Reliability Optimization

open access: yesInternational Journal of Mathematical, Engineering and Management Sciences, 2023
Heuristic algorithms are practical, easy to implement, and work fast to provide short-term, feasible solutions for any kind of problem within economical budgets as compared to other meta-heuristic algorithms.
Tripti Dahiya   +4 more
doaj   +1 more source

A meta-heuristic method to design off-grid community electrification projects with renewable energies [PDF]

open access: yes, 2015
The design of off-grid electrification projects considering hybrid systems and distribution microgrids is a complex task that requires the use of decision support tools.
Ferrer Martí, Laia   +3 more
core   +2 more sources

Studying the Impact of Initialization for Population-Based Algorithms with Low-Discrepancy Sequences

open access: yesApplied Sciences, 2021
To solve different kinds of optimization challenges, meta-heuristic algorithms have been extensively used. Population initialization plays a prominent role in meta-heuristic algorithms for the problem of optimization.
Adnan Ashraf   +6 more
doaj   +1 more source

A Virtual Machine Consolidation Algorithm Based on Ant Colony System and Extreme Learning Machine for Cloud Data Center

open access: yesIEEE Access, 2020
The energy consumption issue of large-scale data centers is attracting more and more attention. Virtual machine consolidation can significantly reduce energy consumption by migrating virtual machines from one physical machine to another.
Fagui Liu   +3 more
doaj   +1 more source

An experimental study of hyper-heuristic selection and acceptance mechanism for combinatorial t-way test suite generation [PDF]

open access: yes, 2017
Recently, many meta-heuristic algorithms have been proposed to serve as the basis of a t -way test generation strategy (where t indicates the interaction strength) including Genetic Algorithms (GA), Ant Colony Optimization (ACO), Simulated Annealing (SA),
Ahmed, Bestoun S.   +3 more
core   +3 more sources

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