no code implementations • 22 Apr 2024 • Christopher König, Raamadaas Krishnadas, Efe C. Balta, Alisa Rupenyan
We further evaluate the algorithm's performance on a real precision-motion system utilized in semiconductor industry applications by modifying the payload and reference stepsize and comparing it to an interpolated constrained optimization-based baseline approach.
no code implementations • 26 Oct 2023 • Marta Zagorowska, Christopher König, Hanlin Yu, Efe C. Balta, Alisa Rupenyan, John Lygeros
The performance of the new method is first validated in a simulated precision motion system, demonstrating improved computational efficiency, and illustrating the role of exploiting numerical solvers to reach the desired precision.
no code implementations • 19 Jan 2021 • Christopher König, Matteo Turchetta, John Lygeros, Alisa Rupenyan, Andreas Krause
Thus, our approach builds on GoOSE, an algorithm for safe and sample-efficient Bayesian optimization.
no code implementations • 28 Oct 2020 • Christopher König, Mohammad Khosravi, Markus Maier, Roy S. Smith, Alisa Rupenyan, John Lygeros
This paper presents an automated, model-free, data-driven method for the safe tuning of PID cascade controller gains based on Bayesian optimization.