Oliver G. Ernst

发表

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

Oliver G. Ernst, Bjorn Sprungk, Hans-Jorg Starkloff, 2015, SIAM/ASA J. Uncertain. Quantification.

Various aspects of rational Krylov methods for matrix functions

Raf Vandebril, Stefan Güttel, Oliver G. Ernst, 2009 .

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

Oliver G. Ernst, Bjorn Sprungk, Lorenzo Tamellini, 2019, ArXiv.

A Restarted Krylov Subspace Method for the Evaluation of Matrix Functions

Oliver G. Ernst, Michael Eiermann, M. Eiermann, 2006, SIAM J. Numer. Anal..

Numerical Methods for Bayesian Inverse Problems

Oliver G. Ernst, Björn Sprungk, K. Andrew Cliffe, 2014 .

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

Oliver G. Ernst, Lorenzo Tamellini, Björn Sprungk, 2016, SIAM J. Numer. Anal..

Goal-Oriented Compression of Random Fields

Raul Tempone, Oliver G. Ernst, Björn Sprungk, 2015 .

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

Dianne P. O'Leary, Howard C. Elman, Oliver G. Ernst, 2001, SIAM J. Sci. Comput..

Bayesian Inverse Problems and Kalman Filters

Oliver G. Ernst, Björn Sprungk, Hans-Jörg Starkloff, 2014 .

Sensitivity of Uncertainty Propagation for the Elliptic Diffusion Equation pdf

Oliver G. Ernst, Bjorn Sprungk, Alois Pichler, 2020, ArXiv.

Stochastic Galerkin Matrices

Elisabeth Ullmann, Oliver G. Ernst, O. Ernst, 2010, SIAM J. Matrix Anal. Appl..

Equivalent iterative methods for p-cyclic matrices

Oliver G. Ernst, O. Ernst, 2000, Numerical Algorithms.

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

Catherine Elizabeth Powell, Elisabeth Ullmann, Oliver G. Ernst, 2008, SIAM J. Sci. Comput..

Three-Dimensional Multi-Scale and Multi-Method Inversion to Determine the Electrical Conductivity Distribution of the Subsurface (Multi-EM)

Jens Klump, Oliver G. Ernst, Klaus Spitzer, 2014 .

Deflated Restarting for Matrix Functions

Stefan Güttel, Oliver G. Ernst, Michael Eiermann, 2011, SIAM J. Matrix Anal. Appl..

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

Oliver G. Ernst, O. Ernst, 2000, SIAM J. Matrix Anal. Appl..

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

Howard C. Elman, Elisabeth Ullmann, Oliver G. Ernst, 2012, SIAM J. Sci. Comput..

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

Jan Blechschmidt, Oliver G. Ernst, 2021, ArXiv.

Expansion of random field gradients using hierarchical matrices

Elisabeth Ullmann, Oliver G. Ernst, Ingolf Busch, 2011 .

Stochastic Collocation for Elliptic PDEs with Random Data: The Lognormal Case

Oliver G. Ernst, Björn Sprungk, O. Ernst, 2014 .

A generalization of the steepest descent method for matrix functions

Stefan Güttel, Oliver G. Ernst, Michael Eiermann, 2008 .

Convergence of Sparse Collocation for Functions of Countably Many Gaussian Random Variables - with Application to Lognormal Elliptic Diffusion Problems

Oliver G. Ernst, Lorenzo Tamellini, Björn Sprungk, 2016 .

A Domain Decomposition Approach to Solving the Helmholtz Equation with a Radiation Boundary Conditio

Oliver G. Ernst, Z. Ferhat-Hamida, H. Golub, 1992 .

Computational aspects of the stochastic finite element method

Elisabeth Ullmann, Oliver G. Ernst, Michael Eiermann, 2007 .

Multigrid Methods for Helmholtz Problems: A Convergent Scheme in 1D Using Standard Components

Martin J. Gander, Oliver G. Ernst, M. J. Gander, 2013 .

Three-Dimensional Transient Electromagnetic Modeling Using Rational Krylov Methods

Stefan Güttel, Oliver G. Ernst, Ralph-Uwe Börner, 2015 .

Analysis of acceleration strategies for restarted minimal residual methods

Oliver G. Ernst, Michael Eiermann, M. Eiermann, 2000 .

A finite-element capacitance matrix method for exterior Helmholtz problems

Oliver G. Ernst, O. Ernst, 1996 .

Fast numerical solution of exterior Helmholtz problems with radiation boundary condition by imbedding

Oliver G. Ernst, O. Ernst, 1995 .

STABILITY RESULTS FOR SCATTERED DATA INTERPOLATION ON THE ROTATION GROUP

Stefan Kunis, Oliver G. Ernst, Stefan Kunis, 2008 .

Why it is Difficult to Solve Helmholtz Problems with Classical Iterative Methods

Martin J. Gander, Oliver G. Ernst, O. Ernst, 2012 .