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Article
Secure transmission cryptographic approach for remote-sensing image based on discrete memristor-coupled Rulkov neuron map and TIMG
Remote-sensing imagery plays an important role in areas such as geographic information systems (GIS), environmental monitoring and resource management. In order to enhance the reliability of remote-sensing ima...
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Article
A novel circuit based on memristor-memcapacitor with extreme multistability
In this paper, a novel chaotic circuit is built with a memristor and a memcapacitor. The equivalent circuits of the memristor and the memcapacitor are given. The system model is obtained by dimensionless proce...
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Article
A memristor-coupled heterogeneous discrete neural networks with infinite multi-structure hyperchaotic attractors
In this paper, a discrete memristor-coupled heterogeneous neural network (MCHNN) by coupling KTz neuron and tabu learning neurons with a locally active discrete memristor is constructed. Firstly, rationale of ...
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Article
A chaotic color image encryption scheme based on improved Arnold scrambling and dynamic DNA encoding
In recent years, chaotic image encryption based on color images has been widely studied. However, in most articles, chaotic sequences generated by one chaotic system is used, and the obtained chaotic sequences...
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Article
A new multistable chaotic system with memristor and memcapacitor for fractional-order: dynamical analysis, implementation, and synchronization
In this paper, a new multistable chaotic system with memristor and memcapacitor for fractional-order is constructed. A chaotic oscillator of parallel memcapacitor and memristor is designed, the system for frac...
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Article
DRKPCA-VBGMM: fault monitoring via dynamically-recursive kernel principal component analysis with variational Bayesian Gaussian mixture model
Fault monitoring plays a vital role in ensuring operating safety and product quality of industrial manufacturing processes. However, modern industrial processes are generally develo** towards the direction o...
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Article
A Fast and Effective Image Encryption Scheme Based on DSVSM and (7, 4) Hamming Code
In this work, a fast and effective chaos-based image cryptosystem is proposed. Collaborated with a dynamical state variables selection mechanism (DSVSM) and (7, 4) Hamming code, discrete fractional-order syst...
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Article
Extreme multistability arising from periodic repetitive bifurcation behavior in a hyperchaotic oscillator
Meminductor and memcapacitor are two newly defined nonlinear circuit elements. It is significant to investigate the properties of nonlinear circuits by applying their models to real circuits when the correspon...
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Article
Coexistence behavior of a double-MR-based cellular neural network system and its circuit implementation
A new tri-cellular neural network(CNN) system based on double memristors is constructed which used a hyperbolic tangent function instead of the conventional segmentation function in this paper. The multiple eq...
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Article
Low-cost multiclass-image encryption based on compressive sensing and chaotic system
In this paper, a compressible and low-cost cryptography system is investigated based a new memristor system for Internet of multimedia things to acquire and transmit multiclass-image signals, such as grayscale...
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Article
A new mix chaotic circuit based on memristor–memcapacitor
In this paper, a new mix chaotic circuit with a \(\pi \) π -shaped structure...
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Article
The fractional-order discrete COVID-19 pandemic model: stability and chaos
This paper presents and investigates a new fractional discrete COVID-19 model which involves three variables: the new daily cases, additional severe cases and deaths. Here, we analyze the stability of the equi...
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Article
Auto Response Generation in Online Medical Chat Services
Telehealth helps to facilitate access to medical professionals by enabling remote medical services for the patients. These services have become gradually popular over the years with the advent of necessary tec...
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Article
Active Learning for Multi-way Sensitivity Analysis with Application to Disease Screening Modeling
Sensitivity analysis is an important aspect of model development as it can be used to assess the level of confidence that is associated with the outcomes of a study. In many practical problems, sensitivity ana...
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Article
Application of variable-order fractional calculus in neural networks: where do we stand?
After decades of evolution and advancement, artificial intelligence has profoundly affected all fields of science and engineering, and has started to revolutionize all aspects of today's life. In this regard, ...
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Article
Fractal-fractional neuro-adaptive method for system identification
Neuronal networks are used in different fields of science and technology due to their capacity to approximate nonlinear functions through the synaptic weights optimization. This work shows a new form of optimi...
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Article
On the dynamical investigation and synchronization of variable-order fractional neural networks: the Hopfield-like neural network model
Since the variable-order fractional systems show more complex characteristics and more degrees of freedom due to time-varying fractional derivatives, we introduce a variable-order fractional Hopfield-like neur...
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Article
A new set of hyperchaotic maps based on modulation and coupling
In this paper, a class of hyperchaotic map**s is constructed based on one-dimensional Logistic map and modulated coupling control methods. First, the equilibrium points of the system are analyzed using the M...
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Article
Classifying multi-level product categories using dynamic masking and transformer models
In an online shop** platform, a detailed categorization of the products greatly enhances user navigation. Online retailers also benefit from well-defined product categories as various sales and marketing ope...
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Article
Open AccessEuler equations for isentropic gas dynamics with general pressure law
In this work, we explore the limiting behavior of Riemann solutions to the Euler equations in isentropic gas dynamics with general pressure law. We demonstrate that in the distributional sense the delta wave o...
