Results 21 to 30 of about 25,833,602 (180)

Collective Memory: Transposing Pavlov’s Experiment to Robot Swarms

open access: yesApplied Sciences, 2021
Remembering information is a fundamental aspect of cognition present in numerous natural systems. It allows adaptation of the behavior as a function of previously encountered situations. For instance, many living organisms use memory to recall if a given
Alexandre Campo   +2 more
doaj   +1 more source

Discontinuous rate-stiffening in a granular composite modeled after cornstarch and water

open access: yesNature Communications, 2019
Cornstarch and water is a mixture that solidifies under impact. The authors find that ordinary sand behaves in a similar way when coated with a thin layer of viscoelastic polymer, suggesting a potential route for designing materials which respond ...
David Z. Chen   +3 more
doaj   +1 more source

Quantized valley Hall response from local bulk density variations

open access: yesCommunications Physics, 2023
The application of a mechanical strain to a 2D material can create pseudo-magnetic fields and lead to a quantized valley Hall effect. However, measuring valley-resolved effects remains a challenging task due to their inherent fragility and dependence on ...
Maxime Jamotte   +4 more
doaj   +1 more source

Information Hiding Based on Statistical Features of Self-Organizing Patterns

open access: yesEntropy, 2022
A computational technique for the determination of optimal hiding conditions of a digital image in a self-organizing pattern is presented in this paper.
Loreta Saunoriene   +3 more
doaj   +1 more source

Ascertaining when a basin is Wada: the merging method

open access: yesScientific Reports, 2018
Trying to imagine three regions separated by a unique boundary seems a difficult task. However, this is exactly what happens in many dynamical systems showing Wada basins.
Alvar Daza   +2 more
doaj   +1 more source

Modification of the Logistic Map Using Fuzzy Numbers with Application to Pseudorandom Number Generation and Image Encryption

open access: yesEntropy, 2020
A modification of the classic logistic map is proposed, using fuzzy triangular numbers. The resulting map is analysed through its Lyapunov exponent (LE) and bifurcation diagrams.
Lazaros Moysis   +6 more
doaj   +1 more source

Lagrangian study of surface transport in the Kuroshio Extension area based on simulation of propagation of Fukushima-derived radionuclides [PDF]

open access: yesNonlinear Processes in Geophysics, 2014
Lagrangian approach is applied to study near-surface large-scale transport in the Kuroshio Extension area using a simulation with synthetic particles advected by AVISO altimetric velocity field.
S. V. Prants   +2 more
doaj   +1 more source

Jamming Transition: Heptagons, Pentagons, and Discs

open access: yesEPJ Web of Conferences, 2017
The jamming behavior of a system composed of discs has been well documented. However, it remains unclear how a granular system consisting of non-spherical particles transitions between unjammed and jammed states.
Xu Yuanyuan   +3 more
doaj   +1 more source

Statistical analysis of Lagrangian transport of subtropical waters in the Japan Sea based on AVISO altimetry data [PDF]

open access: yesNonlinear Processes in Geophysics, 2017
Northward near-surface Lagrangian transport of subtropical waters in the Japan Sea frontal zone is simulated and analysed based on altimeter data for the period from 2 January 1993 to 15 June 2015.
S. V. Prants   +2 more
doaj   +1 more source

Disturbance Observer Design for Nonlinear Systems Represented by Input–Output Models

open access: yesIEEE transactions on industrial electronics (1982. Print), 2020
A new approach to the design of nonlinear disturbance observers (DOBs) for a class of nonlinear systems described by input–output differential equations is presented in this paper.
Shihong Ding   +3 more
semanticscholar   +1 more source

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