Adaptive Optimal Terminal Sliding Mode Control for T-S Fuzzy-Based Nonlinear Systems by Farzad Soltanian, Amir Parviz Valadbeigi, Jafar Tavoosi, Rahmat Aazami, Mokhtar Shasadeghi, Mohammadamin Shirkhani, Amirreza Azizi

“…The systems under consideration encompass bounded uncertainties in parameters and actuators, as well as susceptibility to external disturbances. …”
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Identification of Damage in a Beam Structure by Using Mode Shape Curvature Squares by S. Rucevskis, M. Wesolowski

“…The experimental modal frequencies and the corresponding mode shapes are obtained by using a scanning laser vibrometer with a PZT actuator. From the mode shapes, mode shape curvatures are obtained by using a central difference approximation. …”
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Recursive joint Cramér‐Rao lower bound for parametric systems with two‐adjacent‐states dependent measurements by Xianqing Li, Zhansheng Duan, Uwe D. Hanebeck

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Fuzzy Adaptive Prescribed Performance Fault-Tolerant Control for HFVs with Fixed-Time Convergence Guarantee by Zehong Dong, Yinghui Li, Maolong Lv, Zilong Zhao, Binbin Pei

“…A new fixed-time fuzzy adaptive fault-tolerant control methodology is proposed for the longitudinal dynamics of hypersonic flight vehicles (HFVs) in the presence of actuator faults, uncertain dynamics, and external disturbances. …”
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Integrated Structural Health Assessment Using Piezoelectric Active Sensors by Jeannette R. Wait, Gyuhae Park, Charles R. Farrar

“…The method presented utilizes piezoelectric (PZT) materials to actuate/sense the dynamic response of the structures. …”
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Numerical Study of the Active Tendon Control of a Cable-Stayed Bridge in a Construction Phase by M. H. El Ouni, N. Ben Kahla

“…Active damping is added to the structure by using pairs of collocated force actuator-displacement sensors located on each active cable and decentralized first order positive position feedback (PPF) or direct velocity feedback (DVF). …”
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Design and Control of a Lower Limb Exoskeleton for Robot-Assisted Gait Training by Pieter Beyl, Michaël Van Damme, Ronald Van Ham, Bram Vanderborght, Dirk Lefeber

“…The design was focused on the optimal dimensioning of the actuator configuration. Safety being the most important prerequisite, a proxy-based sliding mode controller (PSMC) was implemented as it combines accurate tracking during normal operation with a smooth, slow and safe recovery from large position errors. …”
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LMI-Based Robust Stabilization of a Class of Input-Constrained Uncertain Nonlinear Systems with Application to a Helicopter Model by Hassène Gritli

“…In addition, the problem of actuator nonlinearity is addressed by considering the saturation effect of the control law. …”
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Design and Simulation of an Automatic Alignment System for Ship Multi-Support Shafting by Jun Zhang, Yibin Deng, Guozhang Gao, Hanhua Zhu

“…The overall design of the automatic alignment system is proposed, including the establishment of shafting and actuator models. The alignment performance of two control strategies under different shafting deviations is validated through simulations. …”
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Fault Tolerant Control Algorithm of Hexarotor UAV by Songming Jiao, Haiyue Gao, Xiaokun Zheng, Dengpan Liu

“…Secondly, in the case of actuator failure of hexarotor UAV, a fault observer was used to estimate fault information accurately. …”
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Health Status Monitoring of Cuplock Scaffold Joint Connection Based on Wavelet Packet Analysis by Liuyu Zhang, Chenyu Wang, Gangbing Song

“…Experimental results show that shear PZT has better performance than stress PZT to be used as actuator and sensor for the wavelet packet analysis based structural health monitoring. …”
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Modular Self-Reconfigurable Robotic Systems: A Survey on Hardware Architectures by S. Sankhar Reddy Chennareddy, Anita Agrawal, Anupama Karuppiah

“…The diversified nature of various modular robotic solutions proposed for real world applications and utilization of different sensor and actuator interfacing techniques along with physical model optimizations presents implicit challenges to researchers while identifying and visualizing the merits/demerits of various approaches to a solution. …”
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Deep reinforcement learning for active flow control in a turbulent separation bubble by Bernat Font, Francisco Alcántara-Ávila, Jean Rabault, Ricardo Vinuesa, Oriol Lehmkuhl

“…The physical analysis of the DRL control strategy reveals the production of large-scale counter-rotating vortices by adjacent actuator pairs. It is shown that the DRL agent acts on a wide range of frequencies to sustain these vortices in time. …”
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Damage Detection of Composite Plates by Lamb Wave Ultrasonic Tomography with a Sparse Hexagonal Network Using Damage Progression Trends by C. J. Keulen, M. Yildiz, A. Suleman

“…This technique gives an amplification factor to data along actuator-sensor paths that show a steady reduction in transmitted power as induced damage progresses and is implemented with the reconstruction algorithm for probabilistic inspection of damage (RAPID) technique. …”
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An Active System for Visually-Guided Reaching in 3D across Binocular Fixations by Ester Martinez-Martin, Angel P. del Pobil, Manuela Chessa, Fabio Solari, Silvio P. Sabatini

“…In that way, the different aspects of the visuomotor coordination are integrated: an active vision system, composed of two vergent cameras; a module for the 2D binocular disparity estimation based on a local estimation of phase differences performed through a bank of Gabor filters; and a robotic actuator to perform the corresponding tasks (visually-guided reaching). …”
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Cooperative secure transmission against collusive eavesdroppers in Internet of Things by Xin Fan, Yan Huo

“…Considering the cooperation of multiple nodes with multiple antennas, this strategy can maximize the signal-to-interference-plus-noise ratio at an actuator (legitimate receiver). Meanwhile, the generated cooperative jamming signals can reduce the signal-to-interference-plus-noise ratio at eavesdroppers. …”
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Service Differentiated and Adaptive CSMA/CA over IEEE 802.15.4 for Cyber-Physical Systems by Feng Xia, Jie Li, Ruonan Hao, Xiangjie Kong, Ruixia Gao

“…In addition, Quality of Service (QoS) provisioning in CPS, especially in the wireless sensor/actuator networks, plays an essential role in Smart Grid applications. …”
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Error Signal Differential Term Feedback Enhanced Variable Step Size FxLMS Algorithm for Piezoelectric Active Vibration Control by Weiguang Li, Wei Wang, Bin Li, Zhichun Yang

“…Subsequently, a DVSFxLMS controller is designed to carry out the AVC simulation and experiments on cantilever beam with PSA (piezoelectric stack actuator). Simulation and experimental results show that the proposed DVSFxLMS algorithm has faster convergence rate and smaller steady-state error than the traditional FxLMS algorithm, which also has strong antinoise ability and adaptive control ability to quickly track the variable external disturbance.…”
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Preparation, Physicochemical Characterization, and Microrobotics Applications of Polyvinyl Chloride- (PVC-) Based PANI/PEDOT: PSS/ZrP Composite Cation-Exchange Membrane by Mohd Imran Ahamed, Inamuddin, Abdullah M. Asiri, Mohammad Luqman, Lutfullah

“…In this manner, the proposed ionomeric membrane was found proper for bending movement actuator that will give a successful and promising stage for smaller-scale mechanical applications.…”
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Fiber Bragg Grating-Based Performance Monitoring of Piles Fiber in a Geotechnical Centrifugal Model Test by Xiaolin Weng, Jianxun Chen, Jun Wang

“…Prior to the test, quasidistributed fiber Bragg grating (FBG) strain sensors were attached to the surface of the pipe piles to measure the lateral friction resistance in real time. Via the centrifuge actuator, the driving of pipe piles was simulated. …”
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