A multi-element SIAC filter is introduced for adaptive shock capturing in DGSEM while preserving high-order accuracy, applied to 2D Euler and ideal MHD test problems.
Smoothness-increasing accuracy-conserving (SIAC) filtering for discontinuous Galerkin solutions over nonuniform meshes: Superconvergence and optimal accuracy
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Multi-element SIAC filter for shock capturing applied to high-order discontinuous Galerkin spectral element methods
A multi-element SIAC filter is introduced for adaptive shock capturing in DGSEM while preserving high-order accuracy, applied to 2D Euler and ideal MHD test problems.