Results 31 to 40 of about 17,999 (266)

Hybrid meta-heuristics for combinatorial optimization [PDF]

open access: yesConstraints, 2015
Combinatorial optimization problems arise, in many forms, in various aspects of everyday life. Nowadays, a lot of services are driven by optimization algorithms, enabling us to make the best use of the available resources while guaranteeing a level of service. Examples of such services are public transportation, goods delivery, university time-tabling,
openaire   +1 more source

Significance relations for the benchmarking of meta-heuristic algorithms [PDF]

open access: yes2013 13th International Conference on Intellient Systems Design and Applications, 2013
The experimental analysis of meta-heuristic algorithm performance is usually based on comparing average performance metric values over a set of algorithm instances. When algorithms getting tight in performance gains, the additional consideration of significance of a metric improvement comes into play.
Mario Köppen, Kei Ohnishi
openaire   +2 more sources

Nonparametric Comparison of Two Dynamic Parameter Setting Methods in a Meta-Heuristic Approach [PDF]

open access: yesJournal of Systemics, Cybernetics and Informatics, 2007
Meta-heuristics are commonly used to solve combinatorial problems in practice. Many approaches provide very good quality solutions in a short amount of computational time; however most meta-heuristics use parameters to tune the performance of the meta ...
Seyhun HEPDOGAN   +3 more
doaj  

A new population initialisation method based on the Pareto 80/20 rule for meta‐heuristic optimisation algorithms

open access: yesIET Software, 2021
In this research, a new method for population initialisation in meta‐heuristic algorithms based on the Pareto 80/20 rule is presented. The population in a meta‐heuristic algorithm has two important tasks, including pushing the algorithm toward the real ...
Mohammad Reza Hasanzadeh, Farshid Keynia
doaj   +1 more source

Agent State Flipping Based Hybridization of Heuristic Optimization Algorithms: A Case of Bat Algorithm and Krill Herd Hybrid Algorithm

open access: yesAlgorithms, 2021
This paper describes a unique meta-heuristic technique for hybridizing bio-inspired heuristic algorithms. The technique is based on altering the state of agents using a logistic probability function that is dependent on an agent’s fitness rank.
Robertas Damaševičius   +1 more
doaj   +1 more source

An Ant Colony based Hyper-Heuristic Approach for the Set Covering Problem

open access: yesAdvances in Distributed Computing and Artificial Intelligence Journal, 2015
The Set Covering Problem (SCP) is a NP-hard combinatorial optimization problem that is challenging for meta-heuristic algorithms. In the optimization literature, several approaches using meta-heuristics have been developed to tackle the SCP and the ...
Alexandre Silvestre FERREIRA   +2 more
doaj   +1 more source

A Search-Based Test Data Generation Method for Concurrent Programs

open access: yesInternational Journal of Computational Intelligence Systems, 2020
Concurrent programs are being widely adopted in development of multi-core and many-core processors. However, these types of programs present some features such as concurrency, communication and synchronization which make their testing more challenging ...
Seyed Mohsen Mirhosseini   +1 more
doaj   +1 more source

Framework of Meta-Heuristic Variable Length Searching for Feature Selection in High-Dimensional Data

open access: yesComputers, 2022
Feature Selection in High Dimensional Space is a combinatory optimization problem with an NP-hard nature. Meta-heuristic searching with embedding information theory-based criteria in the fitness function for selecting the relevant features is used widely
Tara Othman Qadir Saraf   +2 more
doaj   +1 more source

Unraveling the Electronic Structure of Silicon Vacancy Centers in 4H‐SiC

open access: yesAdvanced Functional Materials, EarlyView.
The electronic structure of the silicon vacancy in 4H‐SiC is probed via transient absorption spectroscopy, uncovering previously inaccessible excited states of the quartet and doublet spin channels, including the V2' transition. In combination with theoretical analysis, a comprehensive picture of the electronic structure is established.
Ali Tayefeh Younesi   +9 more
wiley   +1 more source

Challenges and Opportunities for Applying Meta-Heuristic Methods in Vehicle Routing Problems: A Review

open access: yesEngineering Proceedings
The Vehicle Routing Problem (VRP) is related to determining the route of several vehicles to distribute goods to customers efficiently and minimize transportation costs or optimize other objective functions.
Wayan Firdaus Mahmudy   +2 more
doaj   +1 more source

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