Results 61 to 70 of about 521,019 (237)

Finite-size Lyapunov Exponent fields

open access: yes, 2017
<p>Finite-size Lyapunov exponent fields computed in the Iberian Peninsula region on the 26th of September 2007.</p ...
Bettencourt, João
core   +1 more source

Lyapunov exponent in the Vicsek model

open access: yes, 2022
7 pages, 16 equations, 6 figuresInternational audienceThe well-known Vicsek model describes the flock dynamics of self-propelled agents. Surprisingly, a direct measure of the chaotic behavior of such systems is missing. Here, we discuss the kinetic phase
Romaguera, Antonio R. de C.   +9 more
core   +1 more source

Forecasting Duration in High‐Frequency Financial Data Using a Self‐Exciting Flexible Residual Point Process

open access: yesJournal of Forecasting, EarlyView.
ABSTRACT This paper presents a method for forecasting limit order book durations using a self‐exciting flexible residual point process. High‐frequency events in modern exchanges exhibit heavy‐tailed interarrival times, posing a significant challenge for accurate prediction.
Kyungsub Lee
wiley   +1 more source

Appendix C. A discussion of the Lyapunov exponent.

open access: yes, 2016
A discussion of the Lyapunov ...
Nicolas Mouquet (143960)   +4 more
core   +1 more source

Related to Methods: Maximal Lyapunov exponent.

open access: yes, 2023
Convergence of the maximal Lyapunov exponent as a function of the number of perturbations n (Eq 10). Each curve is the MLE for one solution. There are 10 chaotic solutions (MLE>0.005) and 5 periodic solutions (MLE (TIFF)
Chengcheng Huang (650546)   +2 more
core   +1 more source

Grothendieck and ℓ∞$\ell _\infty$‐Grothendieck Subspaces of ℓ∞$\ell _\infty$

open access: yesMathematische Nachrichten, EarlyView.
ABSTRACT Let c=2ℵ0$\mathfrak {c}=2^{\aleph _0}$. We prove that ℓ∞$\ell _\infty$ contains 2c$2^{\mathfrak {c}}$ pairwise non‐isomorphic non‐reflexive Grothendieck subspaces. They may all be chosen to contain the canonical copy of c0$c_0$ and to have an infinite‐dimensional reflexive quotient. This is optimal and answers Problem 24 of González and Kania [
Manuel González, Tomasz Kania
wiley   +1 more source

An Implicit Nodal–Staggered Finite Difference Scheme for Damped Shear Beam Models Without Rotational Inertia

open access: yesMathematical Methods in the Applied Sciences, EarlyView.
ABSTRACT We develop and analyze a fully discrete finite difference approximation for a damped shear beam model with mixed boundary conditions and no rotational inertia. The absence of a second‐order time derivative in the rotational equation gives rise to an asymmetric temporal structure.
Anderson de Jesus Araújo Ramos   +3 more
wiley   +1 more source

Maximal Lyapunov Exponent of VF.

open access: yes, 2016
Two boxplots, one for each class, representing distributions of maximal Lyapunov exponent (y-axis) for all signals. x-axis: "0" signifies "unsuccessful" class, while "1" signifies "successful" class.
Michael C. Kurz (844238)   +3 more
core   +1 more source

Exponential growth of out-of-time-order correlator without chaos: inverted harmonic oscillator

open access: yesJournal of High Energy Physics, 2020
We provide a detailed examination of a thermal out-of-time-order correlator (OTOC) growing exponentially in time in systems without chaos. The system is a one-dimensional quantum mechanics with a potential whose part is an inverted harmonic oscillator ...
Koji Hashimoto   +3 more
doaj   +1 more source

A hybrid wavelet-Lyapunov exponent model for river water quality forecast

open access: yesJournal of Hydroinformatics, 2021
The use of spectral theory and chaos theory on river water quality modeling is reported in a very limited way. This study proposes a wavelet-maximum Lyapunov exponent (WMLE) hybrid model for river water quality dynamics, combining spectral theory and ...
Jiping Jiang   +5 more
doaj   +1 more source

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