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An integrated approach for machine-learning-based system identification of dynamical systems under control: application towards the model predictive control of a highly nonlinear reactor system

Frontiers of Chemical Science and Engineering 2022, Volume 16, Issue 2,   Pages 237-250 doi: 10.1007/s11705-021-2058-6

Abstract: The quality of the system model is critical to controller performance and should adequately describeThis work articulates an integrated system identification procedure for deriving black-box nonlinearcontinuous-time multiple-input multiple-output system models for nonlinear model predictive control.on simulated data and integrated into a nonlinear model predictive controller for a highly nonlinear continuousstirred tank reactor system.

Keywords: nonlinear model predictive control     black-box modeling     continuous-time system identification     machine    

Manufacturing system modeling and performance evaluation based on improved stochastic statechart

ZHANG Guojun, HE Jiabing, ZHU Haiping, CHEN Xuan

Frontiers of Mechanical Engineering 2007, Volume 2, Issue 4,   Pages 453-458 doi: 10.1007/s11465-007-0078-7

Abstract: can streamline the modeling process, a stochastic statechart is improved by using the abstract sub-systemand general system chart to express the comparability and integrity of a stochastic statechart respectivelyPer formance data can be obtained by using a continuous-time Markov chain, which is transformed froma manufacturing system model described by the improved stochastic statechart.evaluation process and the results are useful to the configuration and optimization of a manufacturing system

Keywords: performance evaluation     different     configuration     improved     continuous-time    

Global Optimization of Nonlinear Blend-Scheduling Problems

Pedro A. Castillo Castillo Pedro M. Castro,Vladimir Mahalec

Engineering 2017, Volume 3, Issue 2,   Pages 188-201 doi: 10.1016/J.ENG.2017.02.005

Abstract: In this work, a global optimization algorithm is proposed to solve a previously published continuous-time

Keywords: Global optimization     Nonlinear gasoline blending     Continuous-time scheduling model     Piecewise linear relaxations    

Recent progress on the study of distributed economic dispatch in smart grid: an overview Review Articles

Guanghui Wen, Xinghuo Yu, Zhiwei Liu,wenguanghui@gmail.com,x.yu@rmit.edu.au,zwliu@hust.edu.cn

Frontiers of Information Technology & Electronic Engineering 2021, Volume 22, Issue 1,   Pages 1-140 doi: 10.1631/FITEE.2000205

Abstract: multiple generators plays a paramount role in obtaining various benefits of a new generation power systemreview the recent results on this topic and subsequently categorize them into distributed discrete- and continuous-time

Keywords: Distributed economic dispatch     Distributed optimization     Smart grid     Continuous-time optimization algorithm     Discrete-time optimization algorithm    

General expression for linear and nonlinear time series models

Ren HUANG, Feiyun XU, Ruwen CHEN

Frontiers of Mechanical Engineering 2009, Volume 4, Issue 1,   Pages 15-24 doi: 10.1007/s11465-009-0015-z

Abstract: The typical time series models such as ARMA, AR, and MA are founded on the normality and stationarityof a system and expressed by a linear difference equation; therefore, they are strictly limited to thelinear system.However, some nonlinear factors are within the practical system; thus, it is difficult to fit the modelThis paper proposes a general expression for linear and nonlinear auto-regressive time series models

Keywords: linear and nonlinear     autoregressive model     system identification     time series analysis    

Decreasing complexity of glucose time series derived from continuous glucose monitoring is correlated

Frontiers of Medicine 2023, Volume 17, Issue 1,   Pages 68-74 doi: 10.1007/s11684-022-0955-9

Abstract: Most information used to evaluate diabetic statuses is collected at a special time-point, such as takingnew parameter for continuously evaluating personal clinical statuses, the newly developed technique “continuousBy calculating the complexity of glucose time series index (CGI) with refined composite multi-scale entropyanalysis of the CGM data, the study showed for the first time that the complexity of glucose time series

Keywords: complexity of glucose time series     continuous glucose monitoring     impaired glucose regulation     insulin    

Galerkin approximationwith Legendre polynomials for a continuous-time nonlinear optimal control problem Article

Xue-song CHEN

Frontiers of Information Technology & Electronic Engineering 2017, Volume 18, Issue 10,   Pages 1479-1487 doi: 10.1631/FITEE.1601101

Abstract: investigate the use of an approximation method for obtaining near-optimal solutions to a kind of nonlinear continuous-time(CT) system.

Keywords: Generalized Hamilton-Jacobi-Bellman equation     Nonlinear optimal control     Galerkin approximation     Legendre polynomials    

Damage identification in connections of moment frames using time domain responses and an optimization

Frontiers of Structural and Civil Engineering 2021, Volume 15, Issue 4,   Pages 851-866 doi: 10.1007/s11709-021-0739-3

Abstract: Damage is defined as changes to the material and/or geometric properties of a structural system, comprisingchanges to the boundary conditions and system connectivity, adversely affecting the system’s performanceIn this study, an optimization-based method for joint damage identification of moment frames using thetime-domain responses is introduced.Then, the problem of joint damage identification is converted to a standard optimization problem.

Keywords: damage identification     beam-to-column connection     time-domain response     optimization    

A super-element approach for structural identification in time domain

LI Jie, ZHAO Xin

Frontiers of Mechanical Engineering 2006, Volume 1, Issue 2,   Pages 215-221 doi: 10.1007/s11465-006-0004-4

Abstract: For most time-domain identification methods, a complete measurement for unique identification resultsthan the number of structural degrees of freedom (DOFs) in practical applications, and thus make the time-domainidentification methods rarely feasible for practical systems.The super-element model used for time domain identification is first discussed in this study.parameters can be identified using a relatively small number of transducers, and the computational time

Keywords: numerical     effective decomposing     parameterization procedure     divide-and-conquer ability     time-domain identification    

Solution and stability of continuous-time cross-dimensional linear systems

Qing-le Zhang, Biao Wang, Jun-e Feng,zqlcfc03@163.com,wangbiao9956@163.com,fengjune@sdu.edu.cn

Frontiers of Information Technology & Electronic Engineering 2021, Volume 22, Issue 2,   Pages 141-286 doi: 10.1631/FITEE.1900504

Abstract: We investigate the solution and stability of continuous-time linear systems (CCDLSs) with dimension

Keywords: Cross-dimensional     V-addition     V-product     Asymptotic stability     Stabilization    

Continuous dynamic monitoring of a centenary iron bridge for structural modification assessment

Carmelo GENTILE,Antonella SAISI

Frontiers of Structural and Civil Engineering 2015, Volume 9, Issue 1,   Pages 26-41 doi: 10.1007/s11709-014-0284-4

Abstract: A multi-channel continuous dynamic monitoring system has been installed in a centenary iron arch bridgecharacteristics identified from the experimental studies developed since 2009, the installed monitoring system

Keywords: automated modal identification     continuous dynamic monitoring     environmental/operational effects     iron arch    

Non-invasive continuous blood pressure monitoring: a review of current applications

Elena Chung, Guo Chen, Brenton Alexander, Maxime Cannesson

Frontiers of Medicine 2013, Volume 7, Issue 1,   Pages 91-101 doi: 10.1007/s11684-013-0239-5

Abstract: limited ability of the current prevalent technology (oscillometric blood pressure monitoring) to offer continuousblood pressure monitoring technologies, and especially the creation of those offering non-invasive but continuous

Keywords: non-invasive blood pressure monitoring     continuous blood pressure monitoring     invasive blood pressure monitoringáz technique     arterial tonometry     pulse transit time    

Time-domain and frequency-domain approaches to identification of bridge flutter derivatives

Zhengqing CHEN

Frontiers of Structural and Civil Engineering 2009, Volume 3, Issue 2,   Pages 173-179 doi: 10.1007/s11709-009-0034-1

Abstract: bluff-body model, a comparative study was made to identify the flutter derivatives of each model by using a time-domainall the flutter derivatives of the thin-plate model identified with the frequency-domain method and time-domainThe formulation of time-domain method makes the identification results of flutter derivatives relatively

Keywords: long-span bridges     wind-induced vibration     flutter derivatives     forced vibration test     time-domain method    

Subspace-based identification of discrete time-delay system Article

Qiang LIU,Jia-chen MA

Frontiers of Information Technology & Electronic Engineering 2016, Volume 17, Issue 6,   Pages 566-575 doi: 10.1631/FITEE.1500358

Abstract: We investigate the identification problems of a class of linear stochastic time-delay systems with unknownA time-delay system is expressed as a delay differential equation with a single delay in the state vectorWe first derive an equivalent linear time-invariant (LTI) system for the time-delay system using a stateThen a conventional subspace identification method is used to estimate augmented system matrices andso that the time-delay system can be recovered.

Keywords: Identification problems     Time-delay systems     Subspace identification method     Alternate convex search    

Nonlinear restoring force identification based on measured time series

Xu Bin,He Jia

Strategic Study of CAE 2011, Volume 13, Issue 9,   Pages 76-82

Abstract:

In this study, a general nonlinear restoring force (NRF) identificationapproach, the least-squares technique is employed to identify the parameters of an equivalent linear system

Keywords: nonlinear restoring force identification     MR damper     least-squares techniques     equivalent linear system    

Title Author Date Type Operation

An integrated approach for machine-learning-based system identification of dynamical systems under control: application towards the model predictive control of a highly nonlinear reactor system

Journal Article

Manufacturing system modeling and performance evaluation based on improved stochastic statechart

ZHANG Guojun, HE Jiabing, ZHU Haiping, CHEN Xuan

Journal Article

Global Optimization of Nonlinear Blend-Scheduling Problems

Pedro A. Castillo Castillo Pedro M. Castro,Vladimir Mahalec

Journal Article

Recent progress on the study of distributed economic dispatch in smart grid: an overview

Guanghui Wen, Xinghuo Yu, Zhiwei Liu,wenguanghui@gmail.com,x.yu@rmit.edu.au,zwliu@hust.edu.cn

Journal Article

General expression for linear and nonlinear time series models

Ren HUANG, Feiyun XU, Ruwen CHEN

Journal Article

Decreasing complexity of glucose time series derived from continuous glucose monitoring is correlated

Journal Article

Galerkin approximationwith Legendre polynomials for a continuous-time nonlinear optimal control problem

Xue-song CHEN

Journal Article

Damage identification in connections of moment frames using time domain responses and an optimization

Journal Article

A super-element approach for structural identification in time domain

LI Jie, ZHAO Xin

Journal Article

Solution and stability of continuous-time cross-dimensional linear systems

Qing-le Zhang, Biao Wang, Jun-e Feng,zqlcfc03@163.com,wangbiao9956@163.com,fengjune@sdu.edu.cn

Journal Article

Continuous dynamic monitoring of a centenary iron bridge for structural modification assessment

Carmelo GENTILE,Antonella SAISI

Journal Article

Non-invasive continuous blood pressure monitoring: a review of current applications

Elena Chung, Guo Chen, Brenton Alexander, Maxime Cannesson

Journal Article

Time-domain and frequency-domain approaches to identification of bridge flutter derivatives

Zhengqing CHEN

Journal Article

Subspace-based identification of discrete time-delay system

Qiang LIU,Jia-chen MA

Journal Article

Nonlinear restoring force identification based on measured time series

Xu Bin,He Jia

Journal Article