Results 31 to 40 of about 180,772 (296)

Shelter in a Swarm [PDF]

open access: yesJournal of Molecular Biology, 2015
Flagella propel bacteria during both swimming and swarming, dispersing them widely. However, while swimming bacteria use chemotaxis to find nutrients and avoid toxic environments, swarming bacteria appear to suppress chemotaxis and to use the dynamics of their collective motion to continuously expand and acquire new territory, barrel through lethal ...
Rasika M, Harshey, Jonathan D, Partridge
openaire   +2 more sources

A Novel Paradigm for Underwater Monitoring Using Mobile Sensor Networks

open access: yesSensors, 2020
This paper presents a novel autonomous environmental monitoring methodology based on collaboration and collective decision-making among robotic agents in a heterogeneous swarm developed within the project subCULTron, tested in a realistic marine ...
Anja Babić   +6 more
doaj   +1 more source

Designing UAV Swarm Experiments: A Simulator Selection and Experiment Design Process

open access: yesSensors, 2023
The rapid advancement and increasing number of applications of Unmanned Aerial Vehicle (UAV) swarm systems have garnered significant attention in recent years.
Abhishek Phadke   +3 more
doaj   +1 more source

Efficient Trajectory Planning for Drone-Based Logistics: A JPS–Bresenham and Ellipsoid-Based Safe Corridor Approach

open access: yesDrones
Quadrotor motion planning in cluttered environments presents significant challenges in achieving both computational efficiency and trajectory smoothness, particularly in low-altitude economy and intelligent energy system applications where autonomous ...
Xiaoming Mai   +3 more
doaj   +1 more source

Creativity and Autonomy in Swarm Intelligence Systems [PDF]

open access: yes, 2012
This work introduces two swarm intelligence algorithms -- one mimicking the behaviour of one species of ants (\emph{Leptothorax acervorum}) foraging (a `Stochastic Diffusion Search', SDS) and the other algorithm mimicking the behaviour of birds flocking (
Bishop, Mark (J. M.)   +3 more
core   +2 more sources

A Survey on Swarming With Micro Air Vehicles: Fundamental Challenges and Constraints

open access: yesFrontiers in Robotics and AI, 2020
This work presents a review and discussion of the challenges that must be solved in order to successfully develop swarms of Micro Air Vehicles (MAVs) for real world operations.
Mario Coppola   +4 more
doaj   +1 more source

Application of Deep Reinforcement Learning to UAV Swarming for Ground Surveillance

open access: yesSensors, 2023
This paper summarizes in depth the state of the art of aerial swarms, covering both classical and new reinforcement-learning-based approaches for their management.
Raúl Arranz   +4 more
doaj   +1 more source

A self-learning particle swarm optimizer for global optimization problems [PDF]

open access: yes, 2011
Copyright @ 2011 IEEE. All Rights Reserved. This article was made available through the Brunel Open Access Publishing Fund.Particle swarm optimization (PSO) has been shown as an effective tool for solving global optimization problems.
Yang, S   +8 more
core   +1 more source

An ionospheric disturbance caused by the disintegration of a typhoon observed by the SWARM satellites

open access: yes地球与行星物理论评, 2021
In this paper, based on the observation data of the SWARM satellites, the disturbance of magnetic field and plasma recorded by two satellites are extracted and studied by differential, Fourier analysis, Wavelet transform and other algorithms.
Xiaohui Du, Xuemin Zhang
doaj   +1 more source

Orthogonal learning particle swarm optimization [PDF]

open access: yes, 2010
Particle swarm optimization (PSO) relies on its learning strategy to guide its search direction. Traditionally, each particle utilizes its historical best experience and its neighborhood’s best experience through linear summation.
Zhi-hui Zhan   +7 more
core   +1 more source

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