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eess.SY2025
Dimensionality Reduction with Koopman Generalized Eigenfunctions
Simone Martini, Margareta Stefanovic, Kimon P. Valavanis
This paper presents a methodology to achieve lower-dimensional Koopman quasi-linear representations of nonlinear system dynamics using Koopman generalized eigenfunctions. The propo…
eess.SY2025
Reinforcement Learning Based Prediction of PID Controller Gains for Quadrotor UAVs
Serhat Sönmez, Luca Montecchio, Simone Martini +4
A reinforcement learning (RL) based methodology is proposed and implemented for online fine-tuning of PID controller gains, thus, improving quadrotor effective and accurate traject…
eess.SY2024
Koopman Analytical Modeling of Position and Attitude Dynamics: a Case Study for Quadrotor Control
Simone Martini, Kimon P. Valavanis, Margareta Stefanovic
This research presents a novel, analytical, Koopman Operator based formulation for position and attitude dynamics which can be used to derive control strategies for underactuated s…