no code implementations • 21 Jan 2023 • Seonho Park, Wenbo Chen, Terrence W. K. Mak, Pascal Van Hentenryck
This paper first shows that the space of optimal solutions can be significantly compressed using principal component analysis (PCA).
no code implementations • 16 Aug 2022 • Michael Klamkin, Mathieu Tanneau, Terrence W. K. Mak, Pascal Van Hentenryck
This paper considers optimization proxies for Optimal Power Flow (OPF), i. e., machine-learning models that approximate the input/output relationship of OPF.
no code implementations • 8 May 2022 • Terrence W. K. Mak, Minas Chatzos, Mathieu Tanneau, Pascal Van Hentenryck
One potential future for the next generation of smart grids is the use of decentralized optimization algorithms and secured communications for coordinating renewable generation (e. g., wind/solar), dispatchable devices (e. g., coal/gas/nuclear generations), demand response, battery & storage facilities, and topology optimization.
no code implementations • 17 Jan 2021 • Minas Chatzos, Terrence W. K. Mak, Pascal Van Hentenryck
This paper proposes a novel machine-learning approach for predicting AC-OPF solutions that features a fast and scalable training.
no code implementations • 11 Jan 2021 • Terrence W. K. Mak, Ferdinando Fioretto, Pascal VanHentenryck
The AC Optimal Power Flow (AC-OPF) problem is a core building block in electrical transmission system.
no code implementations • 29 Jun 2020 • Minas Chatzos, Ferdinando Fioretto, Terrence W. K. Mak, Pascal Van Hentenryck
It is non-convex and NP-hard, and computationally challenging for large-scale power systems.
BIG-bench Machine Learning Vocal Bursts Intensity Prediction
no code implementations • 26 Jan 2020 • Terrence W. K. Mak, Ferdinando Fioretto, Pascal Van Hentenryck
This paper studies how to apply differential privacy to constrained optimization problems whose inputs are sensitive.
no code implementations • 19 Sep 2019 • Ferdinando Fioretto, Terrence W. K. Mak, Pascal Van Hentenryck
The Optimal Power Flow (OPF) problem is a fundamental building block for the optimization of electrical power systems.
no code implementations • 23 May 2019 • Ferdinando Fioretto, Terrence W. K. Mak, Pascal Van Hentenryck
The paper studies how to release data about a critical infrastructure network (e. g., the power network or a transportation network) without disclosing sensitive information that can be exploited by malevolent agents, while preserving the realism of the network.
1 code implementation • 21 Jan 2019 • Ferdinando Fioretto, Terrence W. K. Mak, Pascal Van Hentenryck
To address these concerns, this paper presents a novel differential privacy mechanism that guarantees AC-feasibility and largely preserves the fidelity of the obfuscated network.