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03/21/2023
The stability of split-preconditioned FGMRES in four precisions
We consider the split-preconditioned FGMRES method in a mixed precision ...
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05/26/2022
Single-pass Nyström approximation in mixed precision
Low rank matrix approximations appear in a number of scientific computin...
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05/20/2021
On preconditioning the state formulation of incremental weak constraint 4D-Var
Using a high degree of parallelism is essential to perform data assimila...
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01/18/2021
Randomised preconditioning for the forcing formulation of weak constraint 4D-Var
There is growing awareness that errors in the model equations cannot be ...
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08/21/2019