Search Results for author: Peter Jan van Leeuwen

Found 2 papers, 0 papers with code

Randomised preconditioning for the forcing formulation of weak constraint 4D-Var

no code implementations18 Jan 2021 Ieva Daužickaitė, Amos S. Lawless, Jennifer A. Scott, Peter Jan van Leeuwen

In previous work, limited memory preconditioners (LMPs) have been constructed using approximations of the eigenvalues and eigenvectors of the Hessian in the previous inner loop.

Numerical Analysis Numerical Analysis Optimization and Control

A Framework for Causal Discovery in non-intervenable systems

no code implementations5 Oct 2020 Peter Jan van Leeuwen, Michael DeCaria, Nachiketa Chakaborty, Manuel Pulido

Many frameworks exist to infer cause and effect relations in complex nonlinear systems but a complete theory is lacking.

Blocking Causal Discovery +1

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