UDE-based robust control for a class of nonaffine nonlinear systems with uncertainties and output constraint

T Chen, S Zhang, SS Ge - 2021 40th Chinese Control …, 2021 - ieeexplore.ieee.org
In this paper, we study the robust control problem of a class of nonaffine nonlinear systems
based on uncertainty and disturbance estimator (UDE) under unknown system dynamics …

Robust adaptive backstepping control for a class of constrained non-affine nonlinear systems via self-organizing Hermite-polynomial-based neural network …

Q Zhang, C Wang - Advances in Mechanical Engineering, 2017 - journals.sagepub.com
The article proposes a robust control approach based on self-organizing Hermite-
polynomial-based neural network disturbance observer for a class of non-affine nonlinear …