Oliver G. Ernst

According to our database, Oliver G. Ernst authored at least 17 papers between 2000 and 2024.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of four.

2024

Efficient Solution of Parameter Identification Problems with \(H^1\) Regularization.

Jan Blechta, Oliver G. Ernst

SIAM J. Sci. Comput., 2024

2022

Wasserstein Sensitivity of Risk and Uncertainty Propagation.

Oliver G. Ernst, Alois Pichler, Björn Sprungk

SIAM/ASA J. Uncertain. Quantification, March, 2022

On the Convergence of Adaptive Stochastic Collocation for Elliptic Partial Differential Equations with Affine Diffusion.

Martin Eigel, Oliver G. Ernst, Björn Sprungk, Lorenzo Tamellini

SIAM J. Numer. Anal., 2022

Efficient solution of parameter identification problems with H¹ regularization.

Jan Blechta, Oliver G. Ernst

CoRR, 2022

2021

Three Ways to Solve Partial Differential Equations with Neural Networks - A Review.

Jan Blechschmidt, Oliver G. Ernst

CoRR, 2021

2020

Sensitivity of Uncertainty Propagation for the Elliptic Diffusion Equation.

Oliver G. Ernst, Alois Pichler, Björn Sprungk

CoRR, 2020

2019

On Expansions and Nodes for Sparse Grid Collocation of Lognormal Elliptic PDEs.

Oliver G. Ernst, Björn Sprungk, Lorenzo Tamellini

CoRR, 2019

2018

Convergence of Sparse Collocation for Functions of Countably Many Gaussian Random Variables (with Application to Elliptic PDEs).

Oliver G. Ernst, Björn Sprungk, Lorenzo Tamellini

SIAM J. Numer. Anal., 2018

2015

Analysis of the Ensemble and Polynomial Chaos Kalman Filters in Bayesian Inverse Problems.

Oliver G. Ernst, Björn Sprungk, Hans-Jörg Starkloff

SIAM/ASA J. Uncertain. Quantification, 2015

2012

Efficient Iterative Solvers for Stochastic Galerkin Discretizations of Log-Transformed Random Diffusion Problems.

Elisabeth Ullmann, Howard C. Elman, Oliver G. Ernst

SIAM J. Sci. Comput., 2012

2011

Deflated Restarting for Matrix Functions.

Michael Eiermann, Oliver G. Ernst, Stefan Güttel

SIAM J. Matrix Anal. Appl., 2011

2010

Stochastic Galerkin Matrices.

Oliver G. Ernst, Elisabeth Ullmann

SIAM J. Matrix Anal. Appl., 2010

2009

Efficient Solvers for a Linear Stochastic Galerkin Mixed Formulation of Diffusion Problems with Random Data.

Oliver G. Ernst, Catherine Elizabeth Powell, David J. Silvester, Elisabeth Ullmann

SIAM J. Sci. Comput., 2009

2006

A Restarted Krylov Subspace Method for the Evaluation of Matrix Functions.

Michael Eiermann, Oliver G. Ernst

SIAM J. Numer. Anal., 2006

2001

A Multigrid Method Enhanced by Krylov Subspace Iteration for Discrete Helmholtz Equations.

Howard C. Elman, Oliver G. Ernst, Dianne P. O'Leary

SIAM J. Sci. Comput., 2001

2000

Residual-Minimizing Krylov Subspace Methods for Stabilized Discretizations of Convection-Diffusion Equations.

Oliver G. Ernst

SIAM J. Matrix Anal. Appl., 2000

Equivalent iterative methods for p-cyclic matrices.

Oliver G. Ernst

Numer. Algorithms, 2000