Cover Image

Accelerating an ensemble of variational data assimilations with randomized preconditioning

Fuente: arXiv

Saved in:

Bibliographic Details
Main Authors:	Daužickaitė, I., Gürol, S., Destouches, M., Berre, L., Weaver, A. T.
Format:	Preprint
Published:	2026
Subjects:	Numerical Analysis
Online Access:	Acceder al recurso
Tags:	Add Tag No Tags, Be the first to tag this record!

Similar Items

Multivariate extensions of the Multilevel Best Linear Unbiased Estimator for ensemble-variational data assimilation
by: Destouches, Mayeul, et al.
Published: (2023)

The stability of split-preconditioned FGMRES in four precisions
by: Carson, Erin, et al.
Published: (2023)

On the impact of observation error correlations in data assimilation, with application to along-track altimeter data
by: Goux, Olivier, et al.
Published: (2025)

A unified error analysis for randomized low-rank approximation with application to data assimilation
by: Di Perrotolo, Alexandre Scotto, et al.
Published: (2024)

A filtered multilevel Monte Carlo method for estimating the expectation of cell-centered discretized random fields
by: Briant, Jérémy, et al.
Published: (2023)

Mixed precision sketching for least-squares problems and its application in GMRES-based iterative refinement
by: Carson, Erin, et al.
Published: (2024)

A comparison of mixed precision iterative refinement approaches for least-squares problems
by: Carson, Erin, et al.
Published: (2024)

Block Alpha-Circulant Preconditioners for All-at-Once Diffusion-Based Covariance Operators
by: Tabeart, Jemima M., et al.
Published: (2025)

On subspace-constrained preconditioning for randomized iterative methods
by: Sun, Yonghan, et al.
Published: (2026)

Accelerating convergence of a natural convection solver by continuous data assimilation
by: Hawkins, Elizabeth
Published: (2025)

An Introduction to Solving the Least-Squares Problem in Variational Data Assimilation
by: Daužickaitė, I., et al.
Published: (2025)

Global optimization for data assimilation in landslide tsunamis models
by: Ferreiro-Ferreiro, A. M., et al.
Published: (2024)

Structurally informed data assimilation in two dimensions
by: Li, Tongtong, et al.
Published: (2025)

Point Jacobi-type preconditioning and parameter tuning for Calderon-preconditioned Burton-Miller method in transmission problems
by: Tomoyasu, Keigo, et al.
Published: (2025)

Do you precondition on the left or on the right?
by: Spillane, Nicole, et al.
Published: (2025)

Multigrid preconditioning of singularly perturbed convection-diffusion equations
by: Shahid, M., et al.
Published: (2023)

Non-intrusive structural-preserving sequential data assimilation
by: Liu, Lizuo, et al.
Published: (2025)

Automated solver selection for simulation of multiphysics processes in porous media
by: Zabegaev, Yury, et al.
Published: (2024)

An efficient preconditioner for mixed-dimensional contact poromechanics based on the fixed stress splitting scheme
by: Zabegaev, Yury, et al.
Published: (2025)

Parameter-robust preconditioning for hybridizable symmetric discretizations
by: Henriquez, Esteban, et al.
Published: (2025)

Nonlinear Schwarz preconditioning for Quasi-Newton methods
by: Kothari, Hardik
Published: (2022)

Conjugate gradient for ill-posed problems: regularization by preconditioning, preconditioning by regularization
by: Chabib, Ahmed, et al.
Published: (2024)

Eigenvalue bounds for preconditioned symmetric multiple saddle-point matrices
by: Bergamaschi, L., et al.
Published: (2025)

A preconditioned inverse iteration with an improved convergence guarantee
by: Alimisis, Foivos, et al.
Published: (2024)

A cut finite element method for the Biot system of poroelasticity
by: Berre, Nanna, et al.
Published: (2025)

Augmented Lagrangian Solvers for Poroelasticity with Fracture Contact Mechanics
by: Nevland, Marius, et al.
Published: (2025)

Analysis of continuous data assimilation with large (or even infinite) nudging parameters
by: Diegel, Amanda, et al.
Published: (2024)

Data assimilation with model errors
by: Çibik, Aytekin, et al.
Published: (2025)

Observer-based data assimilation for barotropic gas transport using distributed measurements
by: Giesselmann, Jan, et al.
Published: (2023)

Quantum preconditioning method for linear systems problems via Schrödingerization
by: Jin, Shi, et al.
Published: (2025)

On preconditioning and solving an extended class of interval parametric linear systems
by: Skalna, Iwona, et al.
Published: (2020)

A preconditioned iteration method for solving saddle point problems
by: Zhang, Juan, et al.
Published: (2024)

A general framework for the OSRC-preconditioned EFIE in computational electromagnetics
by: Darbas, Marion, et al.
Published: (2025)

Variational data assimilation for the wave equation in heterogeneous media: Numerical investigation of stability
by: Burman, Erik, et al.
Published: (2025)

A Finite Volume Method for Elastic Waves in Heterogeneous, Anisotropic and Fractured Media
by: Jacobsen, Ingrid Kristine, et al.
Published: (2024)

Determining the space dependent coefficients in space-time fractional diffusion equations via Krylov preconditioning
by: Ilyas, Asim, et al.
Published: (2025)

Parallel-in-time solution of hyperbolic PDE systems via characteristic-variable block preconditioning
by: Krzysik, O. A., et al.
Published: (2024)

A deep learning-based surrogate model for seismic data assimilation in fault activation modeling
by: Millevoi, Caterina, et al.
Published: (2024)

A scalable preconditioning framework for stabilized contact mechanics with hydraulically active fractures
by: Franceschini, Andrea, et al.
Published: (2021)

A block $α$-circulant based preconditioned MINRES method for wave equations
by: Lin, Xue-lei, et al.
Published: (2023)