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Observer-based control for fractional-order singular systems with orderα(0<α<1)and input delay: 《Frontiers of Information Technology & Electronic Engineering》2022年第12期1862-1870,共9页Bingxin LI Xiangfei ZHAO Xuefeng ZHANG Xin ZHAO; Project supported by the National Natural Science Foundation of China(Nos.U1813210,62027812,and 62273185)。; In this paper,observer-based control for fractional-order singular systems with orderα(0<α<1)and input delay is studied.On the basis of the Smith predictor and approximation error,the system with input delay is appr...; 关键词：Observer-based control Singular systems Fractional order Input delay Linear matrix inequality

Intelligent fractional-order integral sliding mode control for PMSM based on an improved cascade observer被引量：6: 《Frontiers of Information Technology & Electronic Engineering》2022年第2期328-338,共11页Lingfei XIAO Leiming MA Xinhao HUANG; supported by the National Natural Science Foundation of China(No.51876089);the Open Foundation of the State Key Laboratory of Fluid Power and Mechatronic Systems,China(No.GZKF-202005)。; In this paper,an intelligent fractional-order integral sliding mode control(FOISMC)strategy based on an improved cascade observer is proposed.First,an FOISMC strategy is designed to control a permanent magnet synchron...; 关键词：Permanent magnet synchronous motor Fractional-order integral sliding mode Optimization algorithm Sensorless control OBSERVER

Stability analysis of uncertain fractional-order neutral-type delay systems with actuator saturation被引量：1: 《Frontiers of Information Technology & Electronic Engineering》2021年第10期1402-1412,共11页Zahra Sadat AGHAYAN Alireza ALFI J.A.TENREIRO MACHADO; This study analyzes the problem of robust stability of fractional-order delay systems of neutral type under actuator saturation.A Lyapunov–Krasovskii(LK)function is constructed and conditions of the asymptotic robust...; 关键词：Fractional-order system Stability Neutral delay Robust SATURATION

Fractional-order memristive neural synaptic weighting achieved by pulse-based fracmemristor bridge circuit被引量：1: 《Frontiers of Information Technology & Electronic Engineering》2021年第6期862-876,共15页Yifei PU Bo YU Qiuyan HE Xiao YUAN; Project supported by the National Key Research and Development Program of China (No. 2018YFC0830300);the National Natural Science Foundation of China (No. 61571312)。; We propose a novel circuit for the fractional-order memristive neural synaptic weighting(FMNSW).The introduced circuit is different from the majority of the previous integer-order approaches and offers important advan...; 关键词：Fractional calculus Fracmemristor Fracmemristance Fractional-order memristor Fractional-order memristive synapses

An improved method for image denoising based on fractional-order integration被引量：6: 《Frontiers of Information Technology & Electronic Engineering》2020年第10期1485-1493,共9页Li XU Guo HUANG Qing-li CHEN Hong-yin QIN Tao MEN Yi-fei PU; Project supported by the National Natural Science Foundation of China(No.61201438);the Key Project of Education Department of Sichuan Province,China(No.18ZA0235);the Research Fund of Key Laboratory of Internet Natural Language Processing of Sichuan Education Department,China(No.INLP201904);the Research Fund of Leshan Normal University,China(No.LZD003)。; Given that the existing image denoising methods damage the texture details of an image,a new method based on fractional integration is proposed.First,the fractional-order integral formula is deduced by generalizing th...; 关键词：Fractional-order integral Cauchy integral Image denoising Fractional gradient Texture protection

Polynomial robust observer implementation based passive synchronization of nonlinear fractional-order systems with structural disturbances被引量：1: 《Frontiers of Information Technology & Electronic Engineering》2020年第9期1369-1386,共18页Alain Soup Tewa KAMMOGNE Michaux NoubéKOUNTCHOU Romanic KENGNE Ahmad Taher AZAR Hilaire Bertrand FOTSIN Soup Teoua Michael OUAGNI; A robust polynomial observer is designed based on passive synchronization of a given class of fractional-order Colpitts(FOC)systems with mismatched uncertainties and disturbances.The primary objective of the proposed ...; 关键词：Robust passive observer Adaptive synchronization Lyapunov theory FRACTIONAL-ORDER Polynomial observer Uncertain parameters H∞-performance

Fractional-order global optimal backpropagation machine trained by an improved fractional-order steepest descent method被引量：2: 《Frontiers of Information Technology & Electronic Engineering》2020年第6期809-833,共25页Yi-fei PU Jian WANG; Project supported by the National Key Research and Development Program of China(No.2018YFC0830300);the National Natural Science Foundation of China(No.61571312)。; We introduce the fractional-order global optimal backpropagation machine,which is trained by an improved fractionalorder steepest descent method(FSDM).This is a fractional-order backpropagation neural network(FBPNN),a...; 关键词：Fractional calculus Fractional-order backpropagation algorithm Fractional-order steepest descent method Mean square error Fractional-order multi-scale global optimization

Multi-focus image fusion based on fractional-orderderivative and intuitionistic fuzzy sets被引量：2: 《Frontiers of Information Technology & Electronic Engineering》2020年第6期834-843,共10页Xue-feng ZHANG Hui YAN Hao HE; Multi-focus image fusion is an increasingly important component in image fusion,and it plays a key role in imaging.In this paper,we put forward a novel multi-focus image fusion method which employs fractional-order de...; 关键词：Image fusion Fractional-order derivative Intuitionistic fuzzy sets Multi-focus images

Controllability of fractional-order damped systems with time-varying delays in control被引量：1: 《Frontiers of Information Technology & Electronic Engineering》2020年第6期844-855,共12页Bin-bin HE Hua-cheng ZHOU Chun-hai KOU; Project supported by the National Natural Science Foundation of China(No.61803386);the Natural Science Foundation of Shanghai,China(No.19ZR1400500)。; In this study,we focus on the controllability of fractional-order damped systems in linear and nonlinear cases with multiple time-varying delays in control.For the linear system based on the Mittag-Leffler matrix func...; 关键词：CONTROLLABILITY Fractional-order damped systems Time-varying delays Gramian matrix

A novel color image encryption algorithm based on a fractional-order discrete chaotic neural network and DNA sequence operations被引量：11: 《Frontiers of Information Technology & Electronic Engineering》2020年第6期866-879,共14页Li-ping CHEN Hao YIN Li-guo YUAN António M.LOPES J.A.Tenreiro MACHADO Ran-chao WU; Project supported by the National Natural Science Foundation of China(No.11971032);the Science and Technology Program of Guangzhou,China(No.201707010031)。; A novel color image encryption algorithm based on dynamic deoxyribonucleic acid(DNA)encoding and chaos is presented.A three-neuron fractional-order discrete Hopfield neural network(FODHNN)is employed as a pseudo-rando...; 关键词：Fractional-order discrete systems Neural networks Deoxyribonucleic acid(DNA)encryption Color image encryption

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