Domain-decomposed neural surrogates with augmented-Lagrange coupling, paired with a block-preconditioned decentralized EnKF, match FEM-EnKF and approach MCMC posteriors on 3D elastic parameter ID at reduced forecast cost.
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Domain-Decomposition Neural Surrogates for Scalable Decentralized Ensemble Kalman Filter Based Parameter Identification in High-Dimensional Stochastic PDEs
Domain-decomposed neural surrogates with augmented-Lagrange coupling, paired with a block-preconditioned decentralized EnKF, match FEM-EnKF and approach MCMC posteriors on 3D elastic parameter ID at reduced forecast cost.