Results 21 to 30 of about 13,550 (208)

On Optimal Tempered Lévy Flight Foraging

open access: yesFrontiers in Physics, 2018
Optimal random foraging strategy has gained increasing concentrations. It is shown that Lévy flight is more efficient compared with the Brownian motion when the targets are sparse.
Yuquan Chen   +3 more
doaj   +1 more source

An improved quantum particle swarm photovoltaic multi‐peak mPPT method combined with Lévy flight

open access: yesEnergy Science & Engineering, 2020
Inertial weight adaptive quantum particle swarm optimization (DCWQPSO) algorithm can effectively improve the problem of particle falling into local extreme value.
Lei Chen   +3 more
doaj   +1 more source

Jumping to Conclusion? A Lévy Flight Model of Decision Making [PDF]

open access: yesTutorials in Quantitative Methods for Psychology, 2020
The diffusion model is one of the most prominent response time models in cognitive psychology. The model describes evidence accumulation as a stochastic process that runs between two boundaries until a threshold is hit, and a decision is made.
Wieschen, Eva Marie   +2 more
doaj   +1 more source

A Lévy Flight Based BAT Optimization Algorithm for Block-based Image Compression

open access: yesTehnički Glasnik, 2022
Many metaheuristics have been adopted to solve the codebook generation problem in image processing. In this paper, the Bat algorithm is combined by the Lévy flight distribution to find out the global optimum codebook.
Ilker Kilic
doaj  

An Improved Ant Colony Algorithm for Continuous Optimization Based on Levy Flight

open access: yesChemical Engineering Transactions, 2016
Ant colony optimization (ACO) is proposed on the study of the foraging behavior of ants on the basis of the proposed and widely used in the optimization. However, it has some shortcoming such as longer time, hardly implement and local optimal etc.
H.Z. Wang, C.G. Liang
doaj   +1 more source

Design of X-rudder autonomous underwater vehicle’s quadruple-rudder allocation with Lévy flight character

open access: yesInternational Journal of Advanced Robotic Systems, 2017
This article addresses one quadruple-rudder allocation method for an autonomous underwater vehicle (AUV) equipped with X rudder, in which all of the rudders can be operated independently.
Yinghao Zhang   +4 more
doaj   +1 more source

Application of an Enhanced Whale Optimization Algorithm on Coverage Optimization of Sensor

open access: yesBiomimetics, 2023
The wireless sensor network (WSN) is an essential technology of the Internet of Things (IoT) but has the problem of low coverage due to the uneven distribution of sensor nodes.
Yong Xu, Baicheng Zhang, Yi Zhang
doaj   +1 more source

The Weierstrassian movement patterns of snails [PDF]

open access: yesRoyal Society Open Science, 2017
Weierstrassian Lévy walks are the archetypical form of random walk that do not satisfy the central limit theorem and are instead characterized by scale invariance.
Andy Reynolds   +3 more
doaj   +1 more source

Particle Spectra and Mass Composition in the Ultra-High Energy Region in the Framework of the Galactic Origin of Cosmic Rays [PDF]

open access: yes, 2017
The possibility for a self-consistent description of all the basic features of the observed cosmic ray spectra and primary composition variations in the energy range of $10^{15}\div 10^{20}$ eV within the Galactic origin scenario is examined. We assume
Lagutin, A. A.   +3 more
core   +1 more source

Improved active disturbance rejection control with the optimization algorithm for the leg joint control of a hydraulic quadruped robot

open access: yesMeasurement + Control, 2023
To enhance the joint control performance in hydraulic quadruped robots, active disturbance rejection control was used in the leg joint controller design of a hydraulic quadruped robot in combination with the self-growing lévy-flight salp swarm algorithm ...
Xuan Shao   +3 more
doaj   +1 more source

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