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Advanced Search Results For "LYAPUNOV exponents"

1 - 10 of 11,142 results for
 "LYAPUNOV exponents"
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A Novel 2D Hyperchaotic with a Complex Dynamic Behavior for Color Image Encryption.

Publication Type: Academic Journal

Source(s): Computers, Materials & Continua. 2023, Vol. 74 Issue 3, p6555-6571. 17p.

Abstract: The generation method of the key stream and the structure of the algorithm determine the security of the cryptosystem. The classical chaotic map has simple dynamic behavior and few control parameters, so it is not suitable for modern cryptography. In t...

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Novel One-Dimensional Chaotic System and Its Application in Image Encryption.

Publication Type: Academic Journal

Source(s): Complexity. 10/18/2022, p1-16. 16p.

Abstract: Designing a chaotic system with a simple structure and complex dynamic behavior is one of the main tasks of chaotic cryptography. This paper designs a new 1D chaotic system called 1D two-parameters-sin-cos (1D-TPSC). Compared with high-dimensional chao...

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A Comparative Study of Four Nonlinear Dynamic Characteristics in Feature Extraction of Bearing Fault Diagnosis.

Publication Type: Academic Journal

Source(s): Journal of Sensors. 9/15/2022, p1-13. 13p.

Abstract: To effectively extract the fault features of bearing signals in complex environments, four common nonlinear dynamic characteristics are used to analyze and compare the simulated signals and measured bearing fault signals in this paper, including Lempel...

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Stability, Bifurcation, and Chaos Control of Two-Sided Market Competition.

Publication Type: Academic Journal

Source(s): International Journal of Computer Games Technology. 8/17/2022, p1-10. 10p.

Abstract: Benefitting from the popular uses of internet technologies, two-sided market has been playing an increasing prominent role in modern times. Users and developers can interact with each other through two-sided platforms. The two-sided market structure ha...

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Chaos in Cancer Tumor Growth Model with Commensurate and Incommensurate Fractional-Order Derivatives.

Publication Type: Academic Journal

Source(s): Computational & Mathematical Methods in Medicine. 5/20/2022, p1-13. 13p.

Abstract: Analyzing the dynamics of tumor-immune systems can play an important role in the fight against cancer, since it can foster the development of more effective medical treatments. This paper was aimed at making a contribution to the study of tumor-immune ...

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Coexisting of self-excited and hidden attractors in a new 4D hyperchaotic Sprott-S system with a single equilibrium point.

Publication Type: Academic Journal

Source(s): Archives of Control Sciences. 2022, Vol. 32 Issue 1, p37-56. 20p.

Abstract: Coexisting self-excited and hidden attractors for the same set of parameters in dissipative dynamical systems are more interesting, important, and difficult compared to other classes of hidden attractors. By utilizing of nonlinear state feedback contro...

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A Simple Conservative Chaotic Oscillator with Line of Equilibria: Bifurcation Plot, Basin Analysis, and Multistability.

Publication Type: Academic Journal

Source(s): Complexity. 3/26/2022, p1-7. 7p.

Abstract: Here, a novel conservative chaotic oscillator is presented. Various dynamics of the oscillator are examined. Studying the dynamical properties of the oscillator reveals its unique behaviors. The oscillator is multistable with symmetric dynamics. Equili...

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Study on the Precursors of Coal-Rock Fracture Based on the Maximum Lyapunov Exponent of Acoustic Emission Parameters.

Publication Type: Academic Journal

Source(s): Geofluids. 3/18/2022, p1-10. 10p. 1 Diagram, 3 Charts, 12 Graphs.

Abstract: In this paper, the relationship between acoustic emission (AE) parameters and coal-rock fracture is investigated by using the discrete element particle flow simulation software PFC. PFC is used to simulate the coal-rock uniaxial compression test for ex...

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Numerical investigation of Lagrangian coherent structures in steady rotation vortex shedding control.

Publication Type: Academic Journal

Source(s): Journal of Engineering Research (2307-1877). Mar2022, Vol. 10 Issue 1B, p153-166. 14p.

Abstract: In this paper, vortex shedding and suppression are numerically investigated as autonomous and nonautonomous dynamical systems, respectively. Lagrangian coherent structures (LCSs) are used as a numerical tool to analyze these systems. These structures a...

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On the Dynamics of a Discrete Fractional-Order Cournot–Bertrand Competition Duopoly Game.

Publication Type: Academic Journal

Source(s): Mathematical Problems in Engineering. 2/7/2022, p1-13. 13p.

Abstract: A discreet fractional-order Cournot–Bertrand competition duopoly game is introduced based on the fractional-order difference calculus of the Caputo operator. The model is designed when players can make long memory decisions. The local stability of equi...

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