activity
20182023
most citedBifidelity data-assisted neural networks in nonintrusive reduced-order modeling

5 citations · 9 across the 5 of their papers we have counts for

collaborators

7 papers

math.NA2023

A non-intrusive bi-fidelity reduced basis method for time-independent problems

Jun Sur Richard Park, Xueyu Zhu

Scientific and engineering problems often involve parametric partial differential equations (PDEs), such as uncertainty quantification, optimizations, and inverse problems. However…

physics.geo-ph2023★ 2 cited

Forward and inverse problems for Eikonal equation based on DeepONet

Yifan Mei, Yijie Zhang, Xueyu Zhu +1

Seismic forward and inverse problems are significant research areas in geophysics. However, the time burden of traditional numerical methods hinders their applications in scenarios…

stat.ML2023★ 1 cited

Efficient Bayesian Physics Informed Neural Networks for Inverse Problems via Ensemble Kalman Inversion

Andrew Pensoneault, Xueyu Zhu

Bayesian Physics Informed Neural Networks (B-PINNs) have gained significant attention for inferring physical parameters and learning the forward solutions for problems based on par…

cs.LG2020★ 1 cited

Nonnegativity-Enforced Gaussian Process Regression

Andrew Pensoneault, Xiu Yang, Xueyu Zhu

Gaussian Process (GP) regression is a flexible non-parametric approach to approximate complex models. In many cases, these models correspond to processes with bounded physical prop…

math.NA2019

A bi-fidelity method for the multiscale Boltzmann equation with random parameters

Liu Liu, Xueyu Zhu

In this paper, we study the multiscale Boltzmann equation with multi-dimensional random parameters by a bi-fidelity stochastic collocation (SC) method developed in [A. Narayan, C.…

stat.ML2019★ 5 cited

Bifidelity data-assisted neural networks in nonintrusive reduced-order modeling

Chuan Lu, Xueyu Zhu

In this paper, we present a new nonintrusive reduced basis method when a cheap low-fidelity model and expensive high-fidelity model are available. The method relies on proper ortho…