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Coupled neurons with multi-objective optimization benefit incipient fault identification of machinery

期刊: CHAOS SOLITONS & FRACTALS, 2021; 145 ()

Organisms can sense subtle changes in the environment around them such as temperature, vibration and magnetic field. That is because biological neural......

Numerical approximations to the nonlinear fractional-order Logistic population model with fractional-order Bessel and Legendre bases

期刊: CHAOS SOLITONS & FRACTALS, 2021; 145 ()

The main aim of this manuscript is to obtain the approximate solutions of the nonlinear Logistic equation of fractional order by developing a collocat......

New concept in calculus: Piecewise differential and integral operators

期刊: CHAOS SOLITONS & FRACTALS, 2021; 145 ()

In the last decades, many methodologies have been suggested to depict behaviors of some complex world's problems arising in many academic fields. One ......

Compound bursting behaviors in a forced Mathieu-van der Pol-Duffing system

期刊: CHAOS SOLITONS & FRACTALS, 2021; 147 ()

The mechanism of compound bursting behaviors of a forced Mathieu-van der Pol-Duffing system is explored. Four compound bursting types and one typical ......

Rare and hidden attractors in a periodically forced Duffing system with absolute nonlinearity

期刊: CHAOS SOLITONS & FRACTALS, 2021; 150 ()

Hidden attractors and rare attractors are two kinds of special attractors in multistable systems, studying the appearance and properties of hidden att......

Clout of fractional time order and magnetic coupling coefficients on the soliton and modulation instability gain in the Heisenberg ferromagnetic spin chain

期刊: CHAOS SOLITONS & FRACTALS, 2021; 151 ()

In this paper we utilize the auxiliary equation method to show the leverage of the fractional derivative parameter and the Magnetic Coupling Coefficie......

Environmental feedback in spatial public goods game

期刊: CHAOS SOLITONS & FRACTALS, 2021; 142 ()

We study the evolution of cooperation on a two-dimension square lattice where local common resources are considered changeable depending on the action......

Multiscale multifractal detrended partial cross-correlation analysis of Chinese and American stock markets

期刊: CHAOS SOLITONS & FRACTALS, 2021; 145 ()

In this paper, a new method called multiscale multifractal detrended partial cross-correlation analysis (MM-DPXA) method is proposed, which combines m......

Maximum likelihood-based extended Kalman filter for COVID-19 prediction

期刊: CHAOS SOLITONS & FRACTALS, 2021; 146 ()

Prediction of COVID-19 spread plays a significant role in the epidemiology study and government battles against the epidemic. However, the existing st......

Binary Darboux transformation for general matrix mKdV equations and re duce d counterparts

期刊: CHAOS SOLITONS & FRACTALS, 2021; 146 ()

Based on Lax pairs and adjoint Lax pairs, a Darboux transformation is constructed for a class of general matrix mKdV equations and a kind of symmetric......

The complexity analysis and chaos control in omni-channel supply chain with consumer migration and advertising cost sharing

期刊: CHAOS SOLITONS & FRACTALS, 2021; 146 ()

Based on omni-channel retailing, considering consumer migration and advertising cost sharing, this paper builds a dynamic price and advertising game m......

Global dynamics and optimal control of an age-structure Malaria transmission model with vaccination and relapse

期刊: CHAOS SOLITONS & FRACTALS, 2021; 150 ()

Malaria is a typical mosquito borne disease and one of the oldest human diseases, which is still one of the most serious threats to public health. In ......

Study of periodic diffusion and time delay induced spatiotemporal patterns in a predator-prey system

期刊: CHAOS SOLITONS & FRACTALS, 2021; 150 ()

In this paper, we establish a diffusion-reaction predator-prey model with Allee effect and time delay. For this model, we mainly study the effects of ......

Typical and atypical multifractal systems of urban spaces?using construction land in Zhengzhou from 1988 to 2015 as an example

期刊: CHAOS SOLITONS & FRACTALS, 2021; 145 ()

Urban spatial system is a pre-fractal system, which has a sensitive reaction zone similar to the self organized critical state (SOC) of complex system......

On the variable-order fractional memristor oscillator: Data security applications and synchronization using a type-2 fuzzy disturbance observer-based robust control

期刊: CHAOS SOLITONS & FRACTALS, 2021; 145 ()

In the present paper, for the first time, we propose a variable-order hyperchaotic system for information security. Firstly, we study the dynamical be......

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