Results 21 to 30 of about 3,989,194 (339)

The Convergence of Data-Driven Optimal Iterative Learning Control for Linear Multi-Phase Batch Processes

open access: yesMathematics, 2022
For multi-phase batch processes with different dimensions whose dynamics can be described as a linear discrete-time-invariant system in each phase, a data-driven optimal ILC was explored using multi-operation input and output data that subordinate a ...
Yan Geng, Shouqin Wang, Xiaoe Ruan
doaj   +1 more source

A novel Fourier-based deconvolution algorithm with improved efficiency and convergence

open access: yesJournal of Low Frequency Noise, Vibration and Active Control, 2020
Various deconvolution algorithms for acoustic source are developed to improve spatial resolution and suppress sidelobe of the conventional beamforming. To improve the computational efficiency and solution convergence of deconvolution, this paper proposes
Linbang Shen   +3 more
doaj   +1 more source

Predictive Iterative Learning Speed Control With On-Line Identification for Ultrasonic Motor

open access: yesIEEE Access, 2020
Aiming at the needs of ultrasonic motor motion control, a new two-dimensional (2D) predictive control objective function is proposed. Different from the existing methods, the objective function consists of three terms, including the product of the ...
Shi Jingzhuo, Wenwen Huang
doaj   +1 more source

Iterated diffusion maps for feature identification

open access: yesApplied and Computational Harmonic Analysis, 2018
Recently, the theory of diffusion maps was extended to a large class of local kernels with exponential decay which were shown to represent various Riemannian geometries on a data set sampled from a manifold embedded in Euclidean space. Moreover, local kernels were used to represent a diffeomorphism, H, between a data set and a feature of interest using
Berry, Tyrus, Harlim, John
openaire   +4 more sources

Iterative Method for Exponential Damping Identification

open access: yesComputer-Aided Civil and Infrastructure Engineering, 2015
A new potential damping model for the dynamic analysis of systems is called exponential damping. This article shows that the finite element model updated method for the systems with exponential damping can accurately predict not only the natural frequencies but also the frequency response functions (FRFs) of the systems.
Yuhua Pan, Yuanfeng Wang
openaire   +1 more source

Least-Squares Based and Gradient Based Iterative Parameter Estimation Algorithms for a Class of Linear-in-Parameters Multiple-Input Single-Output Output Error Systems

open access: yesJournal of Applied Mathematics, 2014
The identification of a class of linear-in-parameters multiple-input single-output systems is considered. By using the iterative search, a least-squares based iterative algorithm and a gradient based iterative algorithm are proposed.
Cheng Wang, Tao Tang, Dewang Chen
doaj   +1 more source

Iterative LBG clustering for SIMO channel identification

open access: yesJournal of Communications and Networks, 2003
This paper deals with the problem of channel identification for Single Input Multiple Output (SIMO) slow fading channels using clustering algorithms. Due to the intrinsic memory of the discrete-time model of the channel, over short observation periods, the received data vectors of the SIMO model are spread in clusters because of the AWGN noise.
Laddomada, Massimiliano, Daneshgaran, F.
openaire   +3 more sources

Improving Person Re-Identification With Iterative Impression Aggregation [PDF]

open access: yesIEEE Transactions on Image Processing, 2020
Our impression about one person often updates after we see more aspects of him/her and this process keeps iterating given more meetings. We formulate such an intuition into the problem of person re-identification (re-ID), where the representation of a query (probe) image is iteratively updated with new information from the candidates in the gallery ...
Dengpan Fu   +6 more
openaire   +3 more sources

Auxiliary Model Based Least Squares Iterative Algorithms for Parameter Estimation of Bilinear Systems Using Interval-Varying Measurements

open access: yesIEEE Access, 2018
This paper focuses on the parameter estimation of a class of bilinear systems, for which the input-output representation is derived by eliminating the state variables in the systems.
Meihang Li, Ximei Liu
doaj   +1 more source

Hierarchical Newton Iterative Parameter Estimation of a Class of Input Nonlinear Systems Based on the Key Term Separation Principle

open access: yesComplexity, 2018
This paper investigates the identification problem for a class of input nonlinear systems whose disturbance is in the form of the moving average model.
Cheng Wang, Kaicheng Li, Shuai Su
doaj   +1 more source

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