scholarly journals Spectral estimates for saddle point matrices arising in weak constraint four‐dimensional variational data assimilation

2020 ◽  
Vol 27 (5) ◽  
Author(s):  
Ieva Daužickaitė ◽  
Amos S. Lawless ◽  
Jennifer A. Scott ◽  
Peter Jan Leeuwen
Keyword(s):  
Data Assimilation ◽  
Saddle Point ◽  
Variational Data Assimilation ◽  
Spectral Estimates ◽  
Saddle Point Matrices

Incremental four-dimensional variational data assimilation of positive-definite oceanic variables using a logarithm transformation

2012 ◽  
Vol 54-55 ◽  
pp. 1-17 ◽  
Author(s):  
Hajoon Song ◽  
Christopher A. Edwards ◽  
Andrew M. Moore ◽  
Jerome Fiechter
Keyword(s):  
Data Assimilation ◽  
Positive Definite ◽  
Variational Data Assimilation

scholarly journals Variational data assimilation for the initial-value dynamo problem

2011 ◽  
Vol 84 (5) ◽  
Author(s):  
Kuan Li ◽  
Andrew Jackson ◽  
Philip W. Livermore
Keyword(s):  
Data Assimilation ◽  
Variational Data Assimilation ◽  
Initial Value
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