Identification of two-dimensional causal systems with missing output data via expectation–maximization algorithm

J Chen, B Huang, F Ding - IEEE Transactions on Industrial …, 2020 - ieeexplore.ieee.org
For 2-D causal systems, the variables depend both on time, and on spatial coordinates. This
article develops two identification algorithms for two-dimensional causal systems. First, a …

Global exponential stability of 2D switched positive nonlinear systems described by the Roesser model

D Tian, S Liu, W Wang - International Journal of Robust and …, 2019 - Wiley Online Library
In this paper, we aim to investigate the stability of 2D switched positive nonlinear systems
with time‐varying delays in the Roesser model, which includes 2D switched positive linear …

Improved approach to delay‐dependent stability and stabilisation of two‐dimensional discrete‐time systems with interval time‐varying delays

D Peng, C Hua - IET Control Theory & Applications, 2015 - Wiley Online Library
Two recent Lyapunov‐based methods: free weighting matrix approach and Jensen
inequality approach, have reduced the conservatism and the complexity of the stability result …

Expectation maximization identification algorithm for time-delay two-dimensional systems

J Chen, Q Shen, Y Liu, L Wan - Journal of the Franklin Institute, 2020 - Elsevier
In time-delay two-dimensional (2-D) systems, the variables not only depend on time but also
on spatial coordinates, moreover, more than one input data are subjected to time-delays at …

An expansion property of Boolean linear maps

Y Wu, Z Xu, Y Zhu - The Electronic Journal of Linear Algebra, 2016 - journals.uwyo.edu
Given a finite set $ K $, a Boolean linear map on $ K $ is a map $ f $ from the set $2^ K $ of
all subsets of $ K $ into itself with $ f (\emptyset)=\emptyset $ such that $ f (A\cup B)= f …

Integrated Fault Detection for Two-Dimensional Discrete Systems with Time-Varying Delays

D Zhao, Y Wang - IFAC-PapersOnLine, 2015 - Elsevier
Integrated fault detection (FD) for two-dimensional (2-D) discrete systems with time-varying
state delays is studied in this paper. The concerned 2-D time-varying delay systems are …

Experimental evaluation of upper bounds of reachability index for set of solutions of 2-D positive system

K Hrynlów, KA Markowski - 2016 17th International Carpathian …, 2016 - ieeexplore.ieee.org
Obtaining an upper bound of the local reachability index for 2-D systems is one of unsolved
problems for which it is still not determined what tool could be used to solve it. In this paper …

A first cubic upper bound on the local reachability index for some positive 2-D systems

E Bailo, J Gelonch, S Romero-Vivó - Revista de la Real Academia de …, 2019 - Springer
The calculation of the smallest number of steps needed to deterministically reach all local
states of an n th n th-order positive 2-D system, which is called local reachability index (I_ LR …

Fault Compensation for Two-Dimensional Discrete Systems with Actuator/Sensor Faults and Time-Varying Delays

C Wu, Y Wang - 2018 IEEE 23rd International Conference on …, 2018 - ieeexplore.ieee.org
In this paper, we focus on the problem of actuator/sensor faults compensation for two-
dimensional discrete systems with time-varying delays. In describing the second Fornasini …

[PDF][PDF] The development of research in Linear Algebra in Spain Julio Moro, Universidad Carlos III de Madrid (Spain), jmoro@ math. uc3m. es

J Moro - red-alama.es
To put things in a historical context, the 1970s were a period of deep transformation for
spanish universities: research in Mathematics had been a mostly marginal activity for …