Spectrum analysis of LTI continuous-time systems with constant delays: A literature overview of some recent results

L Pekař, Q Gao - IEEE Access, 2018 - ieeexplore.ieee.org
In recent decades, increasingly intensive research attention has been given to dynamical
systems containing delays and those affected by the after-effect phenomenon. Such …

Gray-box soft sensors in process industry: Current practice, and future prospects in era of big data

I Ahmad, A Ayub, M Kano, II Cheema - Processes, 2020 - mdpi.com
Virtual sensors, or soft sensors, have greatly contributed to the evolution of the sensing
systems in industry. The soft sensors are process models having three fundamental …

Deep neural networks using a single neuron: folded-in-time architecture using feedback-modulated delay loops

F Stelzer, A Röhm, R Vicente, I Fischer… - Nature …, 2021 - nature.com
Deep neural networks are among the most widely applied machine learning tools showing
outstanding performance in a broad range of tasks. We present a method for folding a deep …

Functional and dual observer based prescribed-time control of linear systems by periodic delayed feedback

B Zhou, Z Zhang, W Michiels - Automatica, 2024 - Elsevier
In this paper the prescribed-time output feedback stabilization of linear systems is addressed
using both a functional observer, which includes the reduced-order observer as a special …

Averaging of linear systems with almost periodic coefficients: A time-delay approach

E Fridman, J Zhang - Automatica, 2020 - Elsevier
We study stability of linear systems with fast almost periodic coefficients that are piecewise-
continuous in time. The classical averaging method guarantees the stability of such systems …

Stabilization by using artificial delays: An LMI approach

E Fridman, L Shaikhet - Automatica, 2017 - Elsevier
Static output-feedback stabilization for the n th order vector differential equations by using
artificial multiple delays is considered. Under assumption of the stabilizability of the system …

A current sensorless delay–based control scheme for MPPT–boost converters in photovoltaic systems

JE Hernández-Díez, CF Méndez-Barrios… - IEEE …, 2020 - ieeexplore.ieee.org
The results presented in this paper deal with the design of a current sensorless delay-based
controller for the closed-loop stabilization of a photovoltaic system under an MPPT scheme …

Learning-based simultaneous detection and characterization of time delay attack in cyber-physical systems

P Ganesh, X Lou, Y Chen, R Tan… - … on Smart Grid, 2021 - ieeexplore.ieee.org
Control and communication technologies are key building blocks of cyber-physical systems
(CPSes) that can improve the efficiency of the physical processes. However, they also make …

Parameter identification of a delayed infinite-dimensional heat-exchanger process based on relay feedback and root loci analysis

L Pekař, M Song, S Padhee, P Dostálek, F Zezulka - Scientific Reports, 2022 - nature.com
The focus of this contribution is twofold. The first part aims at the rigorous and complete
analysis of pole loci of a simple delayed model, the characteristic function of which is …

Internal stability and string stability of connected vehicle systems with time delays

Y Liu, H Gao, C Zhai, W Xie - IEEE Transactions on Intelligent …, 2020 - ieeexplore.ieee.org
The leader-following consensus method is studied in the connected vehicle systems (CVSs)
with the constant time delay. Based on the neighboring vehicle information, the distributed …