Results 21 to 30 of about 2,009 (157)

Particle swarm optimisation based video abstraction

open access: yesJournal of Advanced Research, 2010
Video abstraction is a basic step for intelligent access to video and multimedia databases which facilitates content-based video indexing, retrieving and browsing. This paper presents a new video abstraction scheme.
Magda B. Fayk   +2 more
doaj   +1 more source

A memetic algorithm for high‐strength covering array generation

open access: yesIET Software, 2023
Covering array generation (CAG) is the key research problem in combinatorial testing and is an NP‐complete problem. With the increasing complexity of software under test and the need for higher interaction covering strength t, the techniques for ...
Xu Guo   +5 more
doaj   +1 more source

Improving the search pattern of Rooted Tree Optimisation algorithm to solve complex problems

open access: yesResults in Control and Optimization, 2021
Rooted Tree Optimisation (RTO) is a metaheuristic method for solving complex problems. Roots in RTO move to new search space without evaluating such move for better fitness values.
Sola Eboda Edagbami   +4 more
doaj   +1 more source

A Novel Swarm Optimisation Algorithm Based on a Mixed-Distribution Model

open access: yesApplied Sciences, 2018
Many swarm intelligence optimisation algorithms have been inspired by the collective behaviour of natural and artificial, decentralised, self-organised systems.
Xiaoming Zhang   +3 more
doaj   +1 more source

Comparison of health-oriented cross-regional allocation strategies for the COVID-19 vaccine: a mathematical modelling study

open access: yesAnnals of Medicine, 2022
Background Controlling the epidemic spread and establishing the immune barrier in a short time through accurate vaccine demand prediction and optimised vaccine allocation strategy are still urgent problems to be solved under the condition of frequent ...
Tianan Yang   +3 more
doaj   +1 more source

An efficient spotted hyena optimization based network log intrusions in massive server infrastructure [PDF]

open access: yesYugoslav Journal of Operations Research
With advancement of information technology, intrusion is becoming more common in the internet era. The increased use of cloud services have also resulted in assaults on servers.
Rajalingam R., Kavitha K.
doaj   +1 more source

Frequency optimisation of composite cylinder using an evolutionary algorithm and neural networks [PDF]

open access: yesMATEC Web of Conferences, 2019
The paper deals with the optimisation of dynamic properties of a composite cantilever cylinder. The optimised parameters are both the fundamental natural frequency f1 as well as the gap in frequency space around a selected external excitation force ...
Miller Bartosz, Ziemiański Leonard
doaj   +1 more source

Hybrid self-inertia weight adaptive particle swarm optimisation with local search using C4.5 decision tree classifier for feature selection problems

open access: yesConnection Science, 2020
Feature selection is an important task to improve the classifier’s accuracy and to decrease the problem size. A number of methodologies have been presented for feature selection problems using metaheuristic algorithms.
Arfan Ali Nagra   +6 more
doaj   +1 more source

Critical Parameters in Particle Swarm Optimisation

open access: yesCoRR, 2015
9 pages, 5 ...
J. Michael Herrmann   +2 more
openaire   +2 more sources

A new particle swarm optimiser for linearly constrained optimisation [PDF]

open access: yesThe 2003 Congress on Evolutionary Computation, 2003. CEC '03., 2003
A new PSO algorithm, the linear PSO (LPSO), is developed to optimise functions constrained by linear constraints of the form Ax = b. A crucial property of the LPSO is that the possible movement of particles through vector spaces is guaranteed by the velocity and position update equations.
Ulrich Paquet, Andries P. Engelbrecht
openaire   +1 more source

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