… A nonlinear disturbance observer with extended Kalman filter (NDEKF) is designed to …
The mean square exponential boundedness for the estimation error of NDEKF is presented. …

… The extended Kalman filter represents one possible solution to the nonlinear estimation
problem. In fact, its use as a parameter and state estimator for the structure (1) has been …

… and the near-optimal steady-state performance of the linearized Kalman filter for estimation
… Kalman filter is derived in detail, and its error dynamics is shown to be globally exponentially …

… The first one uses a classical method based on Kalman Filtering while the second solution
is provided in the frame of adaptive observation theory. These estimators have been tested in …

… Kalman filter (EKF), used as an observer for nonlinear discrete-time systems or extended
Kalman observer … assumptions under which global and exponential stability is guaranteed. The …

… equation for the nominal Kalman filter. Section 5 … the Kalman filter constitutes a suitable
state observer for the nominal LTV system, featuring error dynamics that converge exponentially …

… using a time-varying Kalman filter, leading to a twostage estimator called the Double Kalman
Filter (DKF). The DKF is inherently globally exponentially stable for nonlinear systems that …

… using ordinal comparison approaches converges at exponential rate, while the variances of
… Heuristic arguments are provided to explain that exponential convergence holds for general …

… An adaptive Kalman filter is proposed in this paper for … the exponential stability of the
proposed adaptive Kalman filter is … within the proposed adaptive Kalman filter is equivalent to the …