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Thursday, December 03, 2020
3:00 PM - 4:00 PM
WebEx

Seminar

Modern Computational Approaches to Nonlinear Discrete Optimization

David E. Bernal
Carnegie Mellon University

Optimization problems arise in different areas of Process Systems Engineering (PSE), and solving these problems efficiently is essential for addressing important industrial applications. Quantum computers have the potential to efficiently solve challenging nonlinear and combinatorial problems. However, available quantum computers cannot solve practical problems; they are limited to small sizes, and do not handle constraints well. In this talk, we propose hybrid classical-quantum algorithms to solve mixed integer nonlinear problems (MINLP) and apply decomposition strategies to break down MINLPs into Quadratic Unconstrained Binary Optimization (QUBO) subproblems that can be solved by quantum computers. We will also cover different approaches to solving Quadratic Unconstrained Binary Optimization (QUBO) problems through unconventional computation methods, including but not limited to Quantum algorithms, and discuss how these approaches lead to algorithms able to outperform classical solution approaches.

Host: Carleton Coffrin