scholarly journals Chaotic Synchronization Using a Self-Evolving Recurrent Interval Type-2 Petri Cerebellar Model Articulation Controller

Mathematics ◽  
2020 ◽  
Vol 8 (2) ◽  
pp. 219 ◽  
Author(s):  
Tien-Loc Le ◽  
Tuan-Tu Huynh ◽  
Vu-Quynh Nguyen ◽  
Chih-Min Lin ◽  
Sung-Kyung Hong

In this manuscript, the synchronization of four-dimensional (4D) chaotic systems with uncertain parameters using a self-evolving recurrent interval type-2 Petri cerebellar model articulation controller is studied. The design of the synchronization control system is comprised of a recurrent interval type-2 Petri cerebellar model articulation controller and a fuzzy compensation controller. The proposed network structure can automatically generate new rules or delete unnecessary rules based on the self-evolving algorithm. Furthermore, the gradient-descent method is applied to adjust the proposed network parameters. Through Lyapunov stability analysis, bounded system stability is guaranteed. Finally, the effectiveness of the proposed controller is illustrated using numerical simulations of 4D chaotic systems.

Author(s):  
Tsung-Chih Lin ◽  
Yi-Ming Chang ◽  
Tun-Yuan Lee

This paper proposes a novel fuzzy modeling approach for identification of dynamic systems. A fuzzy model, recurrent interval type-2 fuzzy neural network (RIT2FNN), is constructed by using a recurrent neural network which recurrent weights, mean and standard deviation of the membership functions are updated. The complete back propagation (BP) algorithm tuning equations used to tune the antecedent and consequent parameters for the interval type-2 fuzzy neural networks (IT2FNNs) are developed to handle the training data corrupted by noise or rule uncertainties for nonlinear system identification involving external disturbances. Only by using the current inputs and most recent outputs of the input layers, the system can be completely identified based on RIT2FNNs. In order to show that the interval IT2FNNs can handle the measurement uncertainties, training data are corrupted by white Gaussian noise with signal-to-noise ratio (SNR) 20 dB. Simulation results are obtained for the identification of nonlinear system, which yield more improved performance than those using recurrent type-1 fuzzy neural networks (RT1FNNs).


2020 ◽  
Vol 22 (8) ◽  
pp. 2546-2564
Author(s):  
Tuan-Tu Huynh ◽  
Chih-Min Lin ◽  
Tien-Loc Le ◽  
Ngoc Phi Nguyen ◽  
Sung-Kyung Hong ◽  
...  

2013 ◽  
Vol 21 (3) ◽  
pp. 492-509 ◽  
Author(s):  
Yang-Yin Lin ◽  
Jyh-Yeong Chang ◽  
N. R. Pal ◽  
Chin-Teng Lin

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