Results 11 to 20 of about 352,445 (291)

Ionospheric Effects of Natural Hazards in Geophysics: From Single Examples to Statistical Studies Applied to M5.5+ Earthquakes

open access: yesProceedings, 2022
Geophysical natural hazards, such as earthquakes and volcano eruptions, can have catastrophic effects on the population depending on the location and quality of construction.
Dedalo Marchetti   +12 more
doaj   +1 more source

Virtual spring damper method for nonholonomic robotic swarm self-organization and leader following [PDF]

open access: yes, 2018
In this paper, we demonstrate a method for self-organization and leader following of nonholonomic robotic swarm based on spring damper mesh. By self-organization of swarm robots we mean the emergence of order in a swarm as the result of interactions ...
Eremeyev, Victor A.   +2 more
core   +1 more source

Connectivity Differences between Human Operators of Swarms and Bandwidth Limitations [PDF]

open access: yes, 2012
Human interaction with robot swarms (HSI) is a young field with very few user studies that explore operator behavior. All these studies assume perfect communication between the operator and the swarm.
Chakraborty, Nilanjan   +5 more
core   +1 more source

Discrete Particle Swarm Optimization for the minimum labelling Steiner tree problem [PDF]

open access: yes, 2008
Particle Swarm Optimization is an evolutionary method inspired by the social behaviour of individuals inside swarms in nature. Solutions of the problem are modelled as members of the swarm which fly in the solution space.
AS Tanenbaum   +19 more
core   +2 more sources

EqualTDRL: illustrating equivalent tandem duplication random loss rearrangements

open access: yesBMC Bioinformatics, 2018
Background To study the differences between two unichromosomal circular genomes, e.g., mitochondrial genomes, under the tandem duplication random loss (TDRL) rearrangement it is important to consider the whole set of potential TDRL rearrangement events ...
Tom Hartmann   +2 more
doaj   +1 more source

Quick Report on the ML = 3.3 on 1 January 2023 Guidonia (Rome, Italy) Earthquake: Evidence of a Seismic Acceleration

open access: yesRemote Sensing, 2023
This paper investigates possible anomalies on the occasion of the ML = 3.3 earthquake, which occurred on 1st January 2023 close to Guidonia Montecelio (Rome, Italy).
Dedalo Marchetti   +11 more
doaj   +1 more source

Review of Reliability Assessment Methods of Drone Swarm (Fleet) and a New Importance Evaluation Based Method of Drone Swarm Structure Analysis

open access: yesMathematics, 2023
Drones, or UAVs, are developed very intensively. There are many effective applications of drones for problems of monitoring, searching, detection, communication, delivery, and transportation of cargo in various sectors of the economy.
Elena Zaitseva   +5 more
doaj   +1 more source

UAV Swarms Behavior Modeling Using Tracking Bigraphical Reactive Systems

open access: yesSensors, 2021
Recently, there has been a fairly rapid increase in interest in the use of UAV swarms both in civilian and military operations. This is mainly due to relatively low cost, greater flexibility, and increasing efficiency of swarms themselves.
Piotr Cybulski, Zbigniew Zieliński
doaj   +1 more source

A model for rolling swarms of locusts [PDF]

open access: yes, 2007
We construct an individual-based kinematic model of rolling migratory locust swarms. The model incorporates social interactions, gravity, wind, and the effect of the impenetrable boundary formed by the ground.
Bernoff, Andrew J.   +3 more
core   +3 more sources

Updip Fluid Flow in the Crust of the Northeastern Noto Peninsula, Japan, Triggered the 2023 Mw 6.2 Suzu Earthquake During Swarm Activity

open access: yesGeophysical Research Letters, 2023
An Mw 6.2 earthquake occurred in Suzu, northeastern Noto Peninsula, Japan, on 5 May 2023, followed by many aftershocks. Before this mainshock‐aftershock sequence, an intense earthquake swarm lasted in the vicinity for 2.5 years.
Keisuke Yoshida   +7 more
doaj   +1 more source

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