Piecewise continuous observer design used for networked or visual servoing control systems. - Haoping Wang; Yang Tian 009; Nikolai D. Christov; Christian Vasseur (CCA, 2012)

Attitude Control of a Quadrotor Using Model Free Based Sliding Model Controller. - Haoping Wang; Xuefei Ye; Yang Tian 009; Nikolai D. Christov (CSCS, 2015)

Piecewise-continuous observers for linear systems with sampled and delayed output. - Haoping Wang; Yang Tian 009; Nikolai D. Christov (Int. J. Syst. Sci., 2016)

Model-free-based terminal SMC of quadrotor attitude and position. - Haoping Wang; Xuefei Ye; Yang Tian 009; Gang Zheng 002; Nikolai D. Christov (IEEE Trans. Aerosp. Electron. Syst., 2016)

Active fault tolerance control of a wind turbine system using an unknown input observer with an actuator fault. - Shanzhi Li; Haoping Wang; Abdel Aitouche; Yang Tian 009; Nikolai D. Christov (Int. J. Appl. Math. Comput. Sci., 2018)

Piecewise Continuous -Communication Disturbance Observer Design for Networked Visual Servo Control Systems with Sampled and Variable Delayed Output. - Haoping Wang; Rui Gong; Yang Tian 009; Nikolai D. Christov (Inf. Technol. Control., 2018)

Nonsingular Fast Terminal Sliding Mode Based Model-Free Control: Application to Glycemia Regulation Systems. - Yang Tian 009; Haoping Wang; Qi Wu; Maiting Hu; Nikolai D. Christov (Inf. Technol. Control., 2019)

Kalman Filter based Newton Extremum Seeking Control for Maximum Gases Production Rates of Anaerobic Digestion Process. - Haoping Wang; Maobo Hu; Yang Tian 009; Ivan Simeonov; Lyudmila Kabaivanova; Nikolai D. Christov (Inf. Technol. Control., 2020)

Event-Triggered Observer Design for Delayed Output-Sampled Systems. - Chengcheng Song; Haoping Wang; Yang Tian 009; Gang Zheng 002 (IEEE Trans. Autom. Control., 2020)

Iterative learning control-based tracking synchronization for linearly coupled reaction-diffusion neural networks with time delay and iteration-varying switching topology. - Xingyu Zhou 008; Haoping Wang; Yang Tian 009; Xisheng Dai (J. Frankl. Inst., 2021)

L2 norm-based finite-time stability and boundedness of singular distributed parameter systems with parabolic type. - Xingyu Zhou 008; Haoping Wang; Yang Tian 009 (J. Syst. Control. Eng., 2021)

Neural network state observer-based robust adaptive fault-tolerant quantized iterative learning control for the rigid-flexible coupled robotic systems with unknown time delays. - Xingyu Zhou 008; Yang Tian 009; Haoping Wang (Appl. Math. Comput., 2022)

Task performance-based adaptive velocity assist-as-needed control for an upper limb exoskeleton. - Yida Guo; Haoping Wang; Yang Tian 009; Darwin G. Caldwell (Biomed. Signal Process. Control., 2022)

Event-triggered observer design for linear systems subject to delayed and sampled output. - Chengcheng Song; Haoping Wang; Yang Tian 009; Gang Zheng 002; Alexandre Seuret (Int. J. Control, 2022)

Event-triggered discrete extended state observer-based model-free controller for quadrotor position and attitude trajectory tracking. - Dingxin He; Haoping Wang; Yang Tian 009; Konstantin Zimenko (J. Syst. Control. Eng., 2022)

Fractional-Order Ultra-Local Model-Based Optimal Model-Free Control for 7-DOF iReHave Upper-Limb Exoskeleton. - Dingxin He; Haoping Wang; Yang Tian 009 (IEEE Trans. Circuits Syst. II Express Briefs, 2022)

Event-Triggered State Estimation for Networked Switched Systems: An Output Predictor Approach. - Zhaoyong Liu; Yang Tian 009; Haoping Wang; Gang Zheng 002; Francisco Javier Bejarano (IEEE Syst. J., 2023)

Nonlinear disturbance observer-based robust predefined time tracking and vibration suppression control for the rigid-flexible coupled robotic mechanisms with large beam-deformations. - Xingyu Zhou 008; Haoping Wang; Ke Wu 019; Yang Tian 009; Gang Zheng 002 (Comput. Math. Appl., 2023)

Quantized iterative learning control for singular nonlinear fractional-order time-delay multi-agent systems with iteration-varying reference trajectories and switching topologies. - Xingyu Zhou 008; Haoping Wang; Kai Wang; Yang Tian 009 (Commun. Nonlinear Sci. Numer. Simul., 2023)

Model-Free Prescribed-Time Control Under Input Amplitude and Rate Saturations for Uncertain Mechatronic Systems With Mismatched Disturbances. - Dingxin He; Haoping Wang; Yang Tian 009 (IEEE Trans. Circuits Syst. II Express Briefs, 2024)

A volatile fatty acids adaptive observer-based hierarchical optimal controller design to maximum gas production of two-stage anaerobic digestion process. - Hongxuan Li; Yang Tian 009; Haoping Wang; Ivan Simeonov; Nikolai D. Christov (Comput. Chem. Eng., 2024)

A Fractional-Order Ultra-Local Model-Based Adaptive Neural Network Sliding Mode Control of $n$-DOF Upper-Limb Exoskeleton With Input Deadzone. - Dingxin He; Haoping Wang; Yang Tian 009; Yida Guo (IEEE CAA J. Autom. Sinica, 2024)

Model-free super-twisting terminal sliding mode controller using sliding mode disturbance observer for n-DOF upper-limb rehabilitation exoskeleton with backlash hysteresis. - Dingxin He; Haoping Wang; Yang Tian 009 (Int. J. Control, 2024)

Training task planning-based adaptive assist-as-needed control for upper limb exoskeleton using neural network state observer. - Yang Tian 009; Yida Guo; Haoping Wang; Darwin G. Caldwell (Neural Comput. Appl., 2024)

Model-free global sliding mode control using adaptive fuzzy system under constrained input amplitude and rate for mechatronic systems subject to mismatched disturbances. - Dingxin He; Haoping Wang; Yang Tian 009; Radu-Emil Precup (Inf. Sci., 2025)

Event-Triggered Robust Adaptive Fault-Tolerant Tracking and Vibration Control for the Rigid-Flexible Coupled Robotic Mechanisms With Large Beam-Deformations. - Xingyu Zhou 008; Haoping Wang; Ke Wu 019; Yang Tian 009; Gang Zheng 002 (IEEE Trans. Syst. Man Cybern. Syst., 2025)

Robust state estimation for networked systems with transmission delays via predictive event-triggered sampling. - Xincheng Zhuang; Haoping Wang; Yang Tian 009 (Expert Syst. Appl., 2026)

Fractional-order ultra-local model-based direct adaptive fuzzy sliding mode control for mechatronic systems with mismatched disturbances and input nonlinearities. - Dingxin He; Haoping Wang; Yang Tian 009; Minxuan Zha; Radu-Emil Precup (Fuzzy Sets Syst., 2026)

Multi-indicator optimization-based adaptive assist-as-needed control of an upper limb rehabilitation exoskeleton. - Yida Guo; Yang Tian 009; Haoping Wang; Yu Wang; Darwin G. Caldwell (Robotics Auton. Syst., 2026)

Prescribed Performance-Based Alpha-Matrix Adaptive Model-Free Control for Operational Quadrotor With Manipulator. - Haoping Wang; Jiang Guo; Yang Tian 009; Ding Ding; Nikolai D. Christov (IEEE Trans. Aerosp. Electron. Syst., 2026)

MIMO Model-Free Adaptive Practical Prescribed Performance Control for Mechatronic Systems With Mismatched Disturbance and Quantized Input. - Dingxin He; Haoping Wang; Yang Tian 009; Darwin G. Caldwell; Jesús Ortiz 001 (IEEE Trans Autom. Sci. Eng., 2026)