Proposes a PDE-residual and PDF-based adaptive refinement measure for non-intrusive surrogate modeling of parametric PDEs, excluding unused solution regions and compatible with neural-network discretizations.
Neumaier, Solving Ill-Conditioned and Singular Linear Systems: A Tutorial on Regularization, SIAM Review 40 (3) (1998) 636–666
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PDE/PDF-informed adaptive sampling for efficient non-intrusive surrogate modelling
Proposes a PDE-residual and PDF-based adaptive refinement measure for non-intrusive surrogate modeling of parametric PDEs, excluding unused solution regions and compatible with neural-network discretizations.