Results 91 to 100 of about 14,071 (249)

Active Vibration Control Paradigm for Stay Cable Vibration: A Hybrid Imitation and Deep Reinforcement Learning Approach

open access: yesStructural Control and Health Monitoring, Volume 2026, Issue 1, 2026.
Although classical active control techniques demonstrate superior performance in controlling structural vibrations, deriving the optimal control strategy often faces challenges due to the difficulties in accurately modeling complex dynamic systems in practical scenarios.
Yi-Ang Zhang   +2 more
wiley   +1 more source

State Estimation and Control for a Model Scale Passenger Ship using an LQG Approach

open access: yesJournal of Eta Maritime Science
Reducing the roll response of ships between irregular waves is an important issue for the operational requirement. This study presents a roll dynamics model for a passenger ship equipped with active fins.
Ferdi Çakıcı   +9 more
doaj   +1 more source

Design of a robust LQG Compensator for an Electric Power Steering

open access: yes, 2020
The control of the driver’s hand torque of an electric power steering system has been state of the art for years. However, due to nonlinear spring characteristics, gear ratios, and degrees of freedom which are unconsidered in the design model for the ...
M. Irmer, H. Henrichfreise
semanticscholar   +1 more source

Enhancing Self‐Powered Active Control Tolerance to Cable Tension Variations Using Neural Network–Based Identification

open access: yesStructural Control and Health Monitoring, Volume 2026, Issue 1, 2026.
The emergence of self‐powered active control (SPAC) technology offers a promising solution for multimodal vibration control in cable structures. This technology retains the advantages of conventional active control in suppressing multiple vibration modes while significantly improving system stability by preventing excessive net energy injection ...
Heming Xing   +3 more
wiley   +1 more source

TENSORIAL STRUCTURE OF THE LQG GRAVITON PROPAGATOR [PDF]

open access: yesInternational Journal of Modern Physics A, 2008
We review the construction of the tensorial structure of the graviton propagator in the context of loop quantum gravity and spinfoam formalism. The main result of this analysis is that applying the same strategy used to compute the diagonal terms, the Barrett-Crane vertex is unable to yield the correct propagator in the long distance limit.
openaire   +4 more sources

An approach to the LQG/LTR design problem with specifications for finite-dimensional SISO control systems

open access: yesSystems Science & Control Engineering
This is an expository paper that discusses an approach to the linear quadratic Gaussian/loop transfer recovery (LQG/LTR) design problem for finite-dimensional single-variable (single-input/single-output, SISO) control systems.
Mahyar Mahinzaeim, Kamyar Mehran
doaj   +1 more source

Experimental Verification of Adaptive Semiactive Control for Cables With a Self‐Sensing MR Damper

open access: yesStructural Control and Health Monitoring, Volume 2026, Issue 1, 2026.
The vulnerability of stay cables to vibrations necessitates high‐performance control solutions that surpass the performance limitations of passive dampers. This study presents the experimental verification of a novel adaptive semiactive control system for cable vibration mitigation.
Zhaohui Chen   +4 more
wiley   +1 more source

Velocity feedback versus LQG control for vibration suppression

open access: yes, 2004
This paper compares velocity feedback and LQG control for vibration suppression by simulation. Velocity feedback requires only one collocated sensor and provides maximum additional damping of one targeted mode at control device position.
Weber, Felix (author)   +1 more
core   +1 more source

Controller Design for Active Antiroll Bar System in Automobiles With a General Integrated Model

open access: yesShock and Vibration, Volume 2026, Issue 1, 2026.
Active safety systems are increasingly being utilized in automobiles, including an active antiroll bar system. This paper aims to develop PID and LQR controllers for active antiroll bar systems in cars, with the goal of enhancing roll stability and contributing to the reduction of traffic accidents.
Pham Trung Dung   +4 more
wiley   +1 more source

AI‐Based Autonomous Sailboat Navigation: A Review

open access: yesJournal of Field Robotics, Volume 42, Issue 8, Page 4157-4180, December 2025.
ABSTRACT This review explores the recent advancements in AI‐driven autonomous sailboat navigation, underscoring its pivotal role in ocean monitoring and real‐time maritime data collection. Drawing on an extensive range of primary and secondary sources, the study critically evaluates current challenges, innovative control algorithms, and path planning ...
Vishali Mankina   +6 more
wiley   +1 more source

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