A Deterministic Least Squares Approach for Simultaneous Input and State Estimation. - Grigorios Gakis; Malcolm C. Smith (IEEE Trans. Autom. Control., 2023)

Simultaneous input and state estimation for systems with arbitrary inherent delay. - Grigorios Gakis; Malcolm C. Smith (CDC, 2024)

A limit Kalman filter and smoother for systems with unknown inputs. - Grigorios Gakis; Malcolm C. Smith (Int. J. Control, 2024)