1 code implementation • 2 Dec 2023 • Christophe Bonneville, Youngsoo Choi, Debojyoti Ghosh, Jonathan L. Belof
Traditional partial differential equation (PDE) solvers can be computationally expensive, which motivates the development of faster methods, such as reduced-order-models (ROMs).
1 code implementation • 10 Aug 2023 • Christophe Bonneville, Youngsoo Choi, Debojyoti Ghosh, Jonathan L. Belof
By interpolating and solving the ODE system in the reduced latent space, fast and accurate ROM predictions can be made by feeding the predicted latent space dynamics into the decoder.
1 code implementation • 24 Nov 2022 • Xiaolong He, Youngsoo Choi, William D. Fries, Jonathan L. Belof, Jiun-Shyan Chen
A parametric adaptive greedy Latent Space Dynamics Identification (gLaSDI) framework is developed for accurate, efficient, and certified data-driven physics-informed greedy auto-encoder simulators of high-dimensional nonlinear dynamical systems.
no code implementations • 19 Jul 2022 • Charles F. Jekel, Dane M. Sterbentz, Sylvie Aubry, Youngsoo Choi, Daniel A. White, Jonathan L. Belof
Richtmyer-Meshkov Instability (RMI) is a complicated phenomenon that occurs when a shockwave passes through a perturbed interface.