2026

Verification and validation for trustworthy scientific machine learning

DOI arXiv

Optimal experimental design criteria for data-consistent inversion

Investigating the impacts of parameter fixing on a spatially distributed water quality model with an adaptive emulation approach

2025

Building population-informed priors for Bayesian inference using data-consistent stochastic inversion

DOI

An evaluation of multi-fidelity methods for quantifying uncertainty in projections of ice-sheet mass change

DOI

Democratizing uncertainty quantification

Boosting efficiency and reducing graph reliance in multifidelity surrogate networks

Multi-fidelity Bayesian networks for transfer learning in modular systems

DOI

An optimal weighted least-squares method for operator learning

arXiv

SUPN: Shallow universal polynomial networks

arXiv

Optimally balancing exploration and exploitation in multifidelity UQ

Kernel neural operators (KNOs)

Basic Research Needs for Inverse Methods for Complex Systems under Uncertainty

Report

2024

Probabilistic projections of the Amery Ice Shelf catchment, Antarctica, under conditions of high ice-shelf basal melt

DOI

Assessing convergence in global sensitivity analysis: a review of methods

DOI

Hyperdifferential sensitivity analysis in the context of Bayesian inference applied to ice-sheet problems

DOI

Grouped approximate control variate estimators

A switching Kalman filter approach to online mitigation of distribution shift

2023

PyApprox: A software package for sensitivity analysis, Bayesian inference, optimal experimental design, and multi-fidelity uncertainty quantification and surrogate modeling

DOI

Multifidelity uncertainty quantification with models based on dissimilar parameters

DOI

A decision-relevant factor-fixing framework: application to uncertainty analysis of a high-dimensional water quality model

DOI

Epistemic uncertainty-aware Barlow Twins reduced order modeling for nonlinear contact problems

DOI

Improving Bayesian networks multifidelity surrogate construction with basis adaptation

DOI

Strategies for automation of model tuning in multi-fidelity trajectory uncertainty propagation

DOI

2022

Global sensitivity analysis using the ultra-low resolution energy exascale Earth System Model

DOI

Adaptive experimental design for multi-fidelity surrogate modeling of multi-disciplinary systems

DOI

Risk-adapted optimal experimental design

DOI

Surrogate modeling for efficiently, accurately and conservatively estimating measures of risk

DOI

Assessing the predictive impact of factor fixing with an adaptive uncertainty-based approach

DOI

Reverse-mode differentiation in arbitrary tensor network format: with application to supervised learning

Improving multi-model trajectory simulation estimators using model selection and tuning

DOI

2021

MFNets: data efficient all-at-once learning of multifidelity surrogates as directed networks of information sources

DOI

Cholesky-based experimental design for Gaussian process and kernel-based emulation and calibration

DOI

The future of sensitivity analysis: an essential discipline for systems modeling and policy support

DOI

Data-driven learning of nonautonomous systems

DOI

Deep learning of parameterized equations with applications to uncertainty quantification

Randomized algorithms for scientific computing (RASC)

DOI arXiv

2020

A survey of constrained Gaussian process regression: approaches and implementation challenges

A generalized approximate control variate framework for multifidelity uncertainty quantification

Adaptive multi-index collocation for uncertainty quantification and sensitivity analysis

DOI

MFNets: multi-fidelity data-driven networks for Bayesian learning and prediction

Modeling water quality in watersheds: from here to the next generation

Optimal experimental design for prediction based on push-forward probability measures

Non-destructive simulation of node defects in additively manufactured lattice structures

2019

Introductory overview of identifiability analysis: a guide to evaluating whether you have the right type of data for your modeling purpose

Polynomial chaos expansions for dependent random variables

Recent advancements in multilevel-multifidelity techniques for forward UQ in the DARPA Sequoia project

DOI

2018

Combining push-forward measures and Bayes' rule to construct consistent solutions to stochastic inverse problems

Convergence of probability densities using approximate models for forward and inverse problems in uncertainty quantification

Gradient-based optimization for regression in the functional tensor-train format

Generation and application of multivariate polynomial quadrature rules

Optimal experimental design using a consistent Bayesian approach

Compressed sensing with sparse corruptions: fault-tolerant sparse collocation approximations

Time and frequency domain methods for basis selection in random linear dynamical systems

Multilevel-multifidelity approaches for forward UQ in the DARPA SEQUOIA project

DOI

2017

A generalized sampling and preconditioning scheme for sparse approximation of polynomial chaos expansions

A Christoffel function weighted least squares algorithm for collocation approximations

Scalable environment for quantification of uncertainty and optimization in industrial applications (SEQUOIA)

DOI

2015

Enhancing ℓ₁-minimization estimates of polynomial chaos expansions using basis selection

DOI

Local polynomial chaos expansion for linear differential equations with high-dimensional random inputs

Enhancing adaptive sparse grid approximations and improving refinement strategies using adjoint-based a posteriori error estimates

2014

Adaptive Leja sparse grid constructions for stochastic collocation and high-dimensional approximation

2013

Minimal multi-element stochastic collocation for uncertainty quantification of discontinuous functions

2011

Characterization of discontinuities in high-dimensional stochastic problems on adaptive sparse grids

2010

Numerical approach for quantification of epistemic uncertainty

Towards spatially distributed quantitative assessment of tsunami inundation models