New bounds on the condition number of the Hessian of the preconditioned variational data assimilation problem

DOI10.1002/nla.2405OpenAlexW3190808545MaRDI QIDQ5071624

A. S. Lawless, Joanne A. Waller, Jemima M. Tabeart, Nancy K. Nichols, Sarah L. Dance

Publication date: 22 April 2022

Published in: Numerical Linear Algebra with Applications (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/2010.08416

zbMATH Keywords

preconditioningcondition numberHessianleast squaresdata assimilationcorrelated observation error covariance

Mathematics Subject Classification ID

Numerical computation of matrix norms, conditioning, scaling (65F35)

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