Results 21 to 30 of about 2,681,020 (311)

Differential dynamic microscopy for the characterization of polymer systems [PDF]

open access: yesJournal of Polymer Science, 2021
AbstractThis review summarizes recent progress in investigating polymer systems by using Differential dynamic microscopy (DDM), a rapidly emerging approach that transforms a commercial microscope by combining real‐space information with the powerful capabilities of conventional light scattering analysis.
Roberto Cerbino   +3 more
openaire   +5 more sources

Numerical Modeling Tools and S-derivatives

open access: yesМоделирование и анализ информационных систем, 2022
Numerical study of various processes leads to the need of clarification (extensions) of the limits of applicability of computational constructs and modeling tools.
Anatoly Nikolaevich Morozov
doaj   +1 more source

Protocol Discovery for the Quantum Control of Majoranas by Differentiable Programming and Natural Evolution Strategies

open access: yesPRX Quantum, 2021
Quantum control, which refers to the active manipulation of physical systems described by the laws of quantum mechanics, constitutes an essential ingredient for the development of quantum technology.
Luuk Coopmans   +4 more
doaj   +1 more source

dynoNet: A neural network architecture for learning dynamical systems [PDF]

open access: yesInternational Journal of Adaptive Control and Signal Processing, 2020
This article introduces a network architecture, called dynoNet, utilizing linear dynamical operators as elementary building blocks. Owing to the dynamical nature of these blocks, dynoNet networks are tailored for sequence modeling and system ...
Marco Forgione, D. Piga
semanticscholar   +1 more source

Global stability in a modified Leslie-Gower type predation model assuming mutual interference among generalist predators

open access: yesMathematical Biosciences and Engineering, 2020
In the ecological literature, mutual interference (self-interference) or competition among predators (CAP) to effect the harvesting of their prey has been modeled through different mathematical formulations.
Eduardo Gonzalez-Olivares   +1 more
doaj   +1 more source

Auto-differentiable Ensemble Kalman Filters [PDF]

open access: yesSIAM Journal on Mathematics of Data Science, 2021
Data assimilation is concerned with sequentially estimating a temporally-evolving state. This task, which arises in a wide range of scientific and engineering applications, is particularly challenging when the state is high-dimensional and the state ...
Yuming Chen, D. Sanz-Alonso, R. Willett
semanticscholar   +1 more source

Rough Path Theory to Approximate Random Dynamical Systems [PDF]

open access: yesSIAM Journal on Applied Dynamical Systems, 2020
We consider the rough differential equation $dY=f(Y)d\bm \om$ where $\bm \om=(\omega,\bbomega)$ is a rough path defined by a Brownian motion $\omega$ on $\RR^m$.
Hongjun Gao   +4 more
semanticscholar   +1 more source

Chaos on compact manifolds: Differentiable synchronizations beyond the Takens theorem

open access: yes, 2021
This paper shows that a large class of fading memory state-space systems driven by discrete-time observations of dynamical systems defined on compact manifolds always yields continuously differentiable synchronizations.
Grigoryeva, Lyudmila   +2 more
core   +1 more source

Temporal Asymmetry, Entropic Irreversibility, and Finite-Time Thermodynamics: From Parmenides–Einstein Time-Reversal Symmetry to the Heraclitan Entropic Arrow of Time

open access: yesEntropy, 2012
In this paper, we combine the two universalisms of thermodynamics and dynamical systems theory to develop a dynamical system formalism for classical thermodynamics. Specifically, using a compartmental dynamical system energy flow model we develop a state-
Wassim M. Haddad
doaj   +1 more source

Existence of solution to an evolution equation and a justification of the DSM for equations with monotone operators [PDF]

open access: yes, 2009
An evolution equation, arising in the study of the Dynamical Systems Method (DSM) for solving equations with monotone operators, is studied in this paper.
Hoang, N. S., Ramm, A. G.
core   +5 more sources

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