no code implementations • 17 Jun 2024 • Kaiyuan Tan, Peilun Li, Thomas Beckers
Modeling the dynamics of flexible objects has become an emerging topic in the community as these objects become more present in many applications, e. g., soft robotics.
no code implementations • 9 Sep 2023 • Thomas Beckers
Port-Hamiltonian theory is an established way to describe nonlinear physical systems widely used in various fields such as robotics, energy management, and mechanical engineering.
no code implementations • 15 May 2023 • Thomas Beckers, Jacob Seidman, Paris Perdikaris, George J. Pappas
Data-driven approaches achieve remarkable results for the modeling of complex dynamics based on collected data.
no code implementations • 15 May 2023 • Thomas Beckers, Qirui Wu, George J. Pappas
Variational autoencoders allow to learn a lower-dimensional latent space based on high-dimensional input/output data.
no code implementations • 15 May 2023 • Thomas Beckers, Tom Z. Jiahao, George J. Pappas
Switching physical systems are ubiquitous in modern control applications, for instance, locomotion behavior of robots and animals, power converters with switches and diodes.
no code implementations • 14 Dec 2021 • Manuela Gamonal, Thomas Beckers, George J. Pappas, Leonardo J. Colombo
We provide a decentralized control law that exponentially stabilizes the motion of the agents and captures Reynolds boids motion for swarms by using GPs as an online learning-based oracle for the prediction of the unknown dynamics.
no code implementations • 31 Mar 2021 • Thomas Beckers, Sandra Hirche, Leonardo Colombo
Formation control algorithms for multi-agent systems have gained much attention in the recent years due to the increasing amount of mobile and aerial robotic swarms.
no code implementations • 20 Nov 2020 • Armin Lederer, Alexandre Capone, Thomas Beckers, Jonas Umlauft, Sandra Hirche
In this paper, we propose a Lyapunov-based measure for quantifying the impact of data on the certifiable control performance.
no code implementations • 6 Oct 2020 • Neha Das, Jonas Umlauft, Armin Lederer, Thomas Beckers, Sandra Hirche
Data-driven control in unknown environments requires a clear understanding of the involved uncertainties for ensuring safety and efficient exploration.
no code implementations • 14 Sep 2020 • Thomas Beckers, Leonardo Colombo, Sandra Hirche, George J. Pappas
To overcome this issue, we present a tracking control law for underactuated rigid-body dynamics using an online learning-based oracle for the prediction of the unknown dynamics.
no code implementations • 25 Jun 2020 • Thomas Beckers, Sandra Hirche
The modeling and simulation of dynamical systems is a necessary step for many control approaches.
no code implementations • L4DC 2020 • Jonas Umlauft, Thomas Beckers, Alexandre Capone, Armin Lederer, Sandra Hirche
The identification of unknown dynamical systems using supervised learning enables model-based control of systems that cannot be modeled based on first principles.
no code implementations • L4DC 2020 • Alexandre Capone, Jonas Umlauft, Thomas Beckers, Armin Lederer, Sandra Hirche
We apply the proposed method to explore the state space of various dynamical systems and compare our approach to a commonly used entropy-based exploration strategy.
no code implementations • 12 Sep 2019 • Thomas Beckers, Somil Bansal, Claire J. Tomlin, Sandra Hirche
In this work, we present a framework to optimize the kernel and hyperparameters of a kernel-based model directly with respect to the closed-loop performance of the model.
no code implementations • 16 Nov 2018 • Thomas Beckers, Jonas Umlauft, Sandra Hirche
A naturally provided model confidence is highly relevant for system-theoretical considerations to provide guarantees for application scenarios.
1 code implementation • 19 Jun 2018 • Thomas Beckers, Dana Kulić, Sandra Hirche
The model fidelity is used to adapt the feedback gains allowing low feedback gains in state space regions of high model confidence.