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Eduardo Juarez-Mendoza, Francisco Asahel del Angel-Diaz, Alejandro Diaz-Sanchez and Esteban Tlelo-Cuautle
This manuscript shows the CMOS design of Lorenz systems using operational transconductance amplifiers (OTAs). Two Lorenz systems are then synchronized in a master?slave topology and used to implement a CMOS secure communication system. The contribution i...
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Dacheng Yu, Mingjun Zhang, Feng Yao and Jitao Li
Variational Mode Decomposition (VMD) has typically been used in weak fault feature extraction in recent years. The problem analyzed in this study is weak fault feature extraction and the enhancement of AUV thrusters based on Artificial Rabbits Optimizati...
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Ali Akbar Kekha Javan, Assef Zare and Roohallah Alizadehsani
This study investigates multiple synchronizations of distributed fractional-order chaotic systems. These systems consider unknown parameters, disturbance, and time delays. A robust adaptive control method is designed for multistage distributed fractional...
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Shiyu Guo, Mengna Shi, Yanqi Zhou, Jiayin Yu and Erfu Wang
As the main method of information transmission, it is particularly important to ensure the security of speech communication. Considering the more complex multipath channel transmission situation in the wireless communication of speech signals and separat...
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Yan Yan and Hongyan Xing
In order for the detection ability of floating small targets in sea clutter to be improved, on the basis of the complete ensemble empirical mode decomposition (CEEMD) algorithm, the high-frequency parts and low-frequency parts are determined by the energ...
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Pengcheng Gao, Qiaogao Huang and Guang Pan
A numerical simulation is used to investigate the effects of adding high frequency and low amplitude perturbations of different waveforms to the sinusoidal-based signal of the heaving foil on the propulsion performance and wake structure. We use the adju...
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Hongjiang Cui, Ying Guan and Wu Deng
Aiming at the problems of poor decomposition quality and the extraction effect of a weak signal with strong noise by empirical mode decomposition (EMD), a novel fault diagnosis method based on cascaded adaptive second-order tristable stochastic resonance...
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Kostantiv Vasyuta, Fedor Zots, Irina Zakharchenko
Pág. 33 - 43
The subject matter of the paper is a covert information and measuring system based on orthogonal chaotic signals. The goal of the work is to synthesize a covert information measuring system built on the basis of orthogonal chaotic signals. The tasks to b...
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Marisa Faggini,Bruna Bruno,Anna Parziale
Pág. 18 - 24
The apparent randomness of financial market led some economists to approach chaos theory as a theoretical framework able to explain those fluctuations. This interest is because some nonlinear deterministic systems with few degrees of freedom create signa...
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Mykola Fedula,Tetiana Hovorushchenko,Andrii Nicheporuk,Valeriy Martynyuk
Pág. 44 - 51
The results of detection of periodic signals using the chaos theory based on discrete processing of the Duffing attractor in the Poincare section were considered.A chaotic Duffing system characterized by high sensitivity to periodic signals and a possibi...
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