no code implementations • 15 Feb 2024 • Benjamin Decardi-Nelson, Abdulelah S. Alshehri, Akshay Ajagekar, Fengqi You
This article explores how emerging generative artificial intelligence (GenAI) models, such as large language models (LLMs), can enhance solution methodologies within process systems engineering (PSE).
no code implementations • 20 Nov 2020 • Chao Ning, Fengqi You
We propose a novel online learning based risk-averse stochastic MPC framework in which Conditional Value-at-Risk (CVaR) constraints on system states are required to hold for a family of distributions called an ambiguity set.
no code implementations • 18 May 2020 • Abdulelah S. Alshehri, Rafiqul Gani, Fengqi You
The optimal design of compounds through manipulating properties at the molecular level is often the key to considerable scientific advances and improved process systems performance.
no code implementations • 29 Feb 2020 • Akshay Ajagekar, Fengqi You
Quantum computing (QC) and deep learning techniques have attracted widespread attention in the recent years.
no code implementations • 28 Feb 2020 • Shipu Zhao, Fengqi You
A novel generative adversarial network (GAN) based data-driven distributionally robust chance constrained programming framework is proposed.
no code implementations • 29 Oct 2019 • Akshay Ajagekar, Travis Humble, Fengqi You
The proposed QC-based solution strategies enjoy high computational efficiency in terms of solution quality and computation time, by utilizing the unique features of both classical and quantum computers.
no code implementations • 3 Apr 2019 • Chao Ning, Fengqi You
This paper reviews recent advances in the field of optimization under uncertainty via a modern data lens, highlights key research challenges and promise of data-driven optimization that organically integrates machine learning and mathematical programming for decision-making under uncertainty, and identifies potential research opportunities.
no code implementations • 27 Mar 2019 • Chao Shang, Fengqi You
By synthesizing comprehensive information about support constraints and validation tests, improved risk evaluation can be achieved for randomized solutions in comparison with existing a posteriori bounds.
no code implementations • 14 Oct 2018 • Chao Shang, Wei-Han Chen, Abraham Duncan Stroock, Fengqi You
For evapotranspiration forecast error, the support vector clustering-based uncertainty set is adopted, which can be conveniently built from historical data.
no code implementations • 28 Jul 2017 • Chao Ning, Fengqi You
A DDSRO framework is further proposed based on the data-driven uncertainty model through a bi-level optimization structure.