no code implementations • 19 Mar 2024 • James Koch, Madelyn Shapiro, Himanshu Sharma, Draguna Vrabie, Jan Drgona
In this work, we show that the proposed NDAEs abstraction is suitable for relevant system-theoretic data-driven modeling tasks.
no code implementations • 15 Aug 2022 • Wenceslao Shaw Cortez, Soumya Vasisht, Aaron Tuor, Ján Drgoňa, Draguna Vrabie
Conventional physics-based modeling is a time-consuming bottleneck in control design for complex nonlinear systems like autonomous underwater vehicles (AUVs).
1 code implementation • 3 Aug 2022 • Wenceslao Shaw Cortez, Jan Drgona, Aaron Tuor, Mahantesh Halappanavar, Draguna Vrabie
We develop a novel form of differentiable predictive control (DPC) with safety and robustness guarantees based on control barrier functions.
no code implementations • 11 Jul 2022 • James Koch, Zhao Chen, Aaron Tuor, Jan Drgona, Draguna Vrabie
Networked dynamical systems are common throughout science in engineering; e. g., biological networks, reaction networks, power systems, and the like.
no code implementations • 22 May 2022 • Sayak Mukherjee, Ján Drgoňa, Aaron Tuor, Mahantesh Halappanavar, Draguna Vrabie
We present a learning-based predictive control methodology using the differentiable programming framework with probabilistic Lyapunov-based stability guarantees.
no code implementations • 26 Mar 2022 • Subhrajit Sinha, Sai Pushpak Nandanoori, Jan Drgona, Draguna Vrabie
In recent years data-driven analysis of dynamical systems has attracted a lot of attention and transfer operator techniques, namely, Perron-Frobenius and Koopman operators are being used almost ubiquitously.
1 code implementation • 16 Mar 2022 • Ethan King, Jan Drgona, Aaron Tuor, Shrirang Abhyankar, Craig Bakker, Arnab Bhattacharya, Draguna Vrabie
The dynamics-aware economic dispatch (DED) problem embeds low-level generator dynamics and operational constraints to enable near real-time scheduling of generation units in a power network.
1 code implementation • 2 Mar 2022 • Ján Drgoňa, Sayak Mukherjee, Aaron Tuor, Mahantesh Halappanavar, Draguna Vrabie
The problem of synthesizing stochastic explicit model predictive control policies is known to be quickly intractable even for systems of modest complexity when using classical control-theoretic methods.
no code implementations • 25 Jul 2021 • Jan Drgona, Aaron Tuor, Soumya Vasisht, Elliott Skomski, Draguna Vrabie
We present a differentiable predictive control (DPC) methodology for learning constrained control laws for unknown nonlinear systems.
no code implementations • 27 Jun 2021 • Sai Pushpak Nandanoori, Soumya Kundu, Jianming Lian, Umesh Vaidya, Draguna Vrabie, Karanjit Kalsi
Detailed numerical studies are carried out on IEEE 39-bus system to demonstrate the closed-loop stochastic stabilizing performance of the sparse controllers in enhancing frequency response under load uncertainties; as well as illustrate the fundamental trade-off between the allowable uncertainties and optimal control efforts.
no code implementations • 19 Apr 2021 • Aydin Buluc, Tamara G. Kolda, Stefan M. Wild, Mihai Anitescu, Anthony DeGennaro, John Jakeman, Chandrika Kamath, Ramakrishnan Kannan, Miles E. Lopes, Per-Gunnar Martinsson, Kary Myers, Jelani Nelson, Juan M. Restrepo, C. Seshadhri, Draguna Vrabie, Brendt Wohlberg, Stephen J. Wright, Chao Yang, Peter Zwart
Randomized algorithms have propelled advances in artificial intelligence and represent a foundational research area in advancing AI for Science.
no code implementations • 21 Mar 2021 • Milan Jain, Soumya Kundu, Arnab Bhattacharya, Sen Huang, Vikas Chandan, Nikitha Radhakrishnan, Veronica Adetola, Draguna Vrabie
For effective integration of building operations into the evolving demand response programs of the power grid, real-time decisions concerning the use of building appliances for grid services must excel on multiple criteria, ranging from the added value to occupants' comfort to the quality of the grid services.
no code implementations • 6 Jan 2021 • Elliott Skomski, Soumya Vasisht, Colby Wight, Aaron Tuor, Jan Drgona, Draguna Vrabie
Neural network modules conditioned by known priors can be effectively trained and combined to represent systems with nonlinear dynamics.
no code implementations • 26 Nov 2020 • Jan Drgona, Soumya Vasisht, Aaron Tuor, Draguna Vrabie
In this paper, we provide sufficient conditions for dissipativity and local asymptotic stability of discrete-time dynamical systems parametrized by deep neural networks.
no code implementations • 7 Nov 2020 • Jan Drgona, Karol Kis, Aaron Tuor, Draguna Vrabie, Martin Klauco
In the DPC framework, a neural state-space model is learned from time-series measurements of the system dynamics.
2 code implementations • 23 Apr 2020 • Jan Drgona, Aaron Tuor, Draguna Vrabie
We present differentiable predictive control (DPC), a method for learning constrained neural control policies for linear systems with probabilistic performance guarantees.
1 code implementation • ICLR Workshop DeepDiffEq 2019 • Aaron Tuor, Jan Drgona, Draguna Vrabie
Differential equations are frequently used in engineering domains, such as modeling and control of industrial systems, where safety and performance guarantees are of paramount importance.
no code implementations • 15 Apr 2018 • Indrasis Chakraborty, Rudrasis Chakraborty, Draguna Vrabie
Traditional classifier based method does not perform well, because of the inherent difficulty of detecting system level faults for closed loop dynamical system.