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math.OC2021★ 1 cited
Convergent least-squares optimisation methods for variational data assimilation
Coralia Cartis, Maha H. Kaouri, Amos S. Lawless +1
Data assimilation combines prior (or background) information with observations to estimate the initial state of a dynamical system over a given time-window. A common application is…
math.OC2018
Improving the condition number of estimated covariance matrices
Jemima M. Tabeart, Sarah L. Dance, Amos S. Lawless +2
High dimensional error covariance matrices and their inverses are used to weight the contribution of observation and background information in data assimilation procedures. As obse…