Research

Papers

• Generalized Nash equilibrium problems with quasi-linear constraints
  Joint with Jiawang Nie, Xindong Tang, and Suhan Zhong, Submitted, 2024.

• Log-Polynomial Optimization
  Joint with Jiawang Nie, Xindong Tang, and Suhan Zhong, In Preperation.

Talks

• Generalized Nash Equilibrium Problems with Quasi-linear Constraints
  ICCOPT2025, USC, Los Angeles, CA, USA, July 2025.

• A Decomposition Approach to Polynomial Optimization: From KKT to GNEP
  SLMath Summer School, IBM T. J. Watson Research Center, Yorktown Heights, NY, USA, July 2025.

• Generalized Nash equilibrium problems with Quasi-linear constraints
  ISMP 2024, Palais des congrès de Montréal, Montréal, Canada, July 2024.

• Nash Equilibrium and Optimization
  Optimization and Data Science Seminar, UC San Diego, La Jolla, CA, USA, June 2024.

• Generalized Nash equilibrium problems
  Optimization and Data Science Seminar, UC San Diego, La Jolla, CA, USA, January 2024.

• rGNEP: coding for rational generalized Nash equilibrium problem
  Optimization and Data Science Seminar, UC San Diego, La Jolla, CA, USA, May 2023.

• Estimation of Lipschitz Constants for Deep Neural Networks
  Optimization and Data Science Seminar, UC San Diego, La Jolla, CA, USA, February 2022.

• Nash Equilibrium Problems
  Optimization and Data Science Seminar, UC San Diego, La Jolla, CA, USA, February 2021.

• Exact DNN relaxations for Polynomial Optimization
  Optimization and Data Science Seminar, UC San Diego, La Jolla, CA, USA, October 2020.

Posters

• Generalized Nash equilibrium problems with Quasi-linear constraints (1st place poster award)
  SOCAMS 2024, UC San Diego, La Jolla, CA, USA, April 2024.

Thesis

• Exact Doubly Nonnegative Relaxations for Polynomial Optimization Problems with Block-Clique Graph Structures (Master thesis)
  Jiyoung Choi, Department of Mathematics, Ewha Womans University, 2020.