A BESO-XFEM hybrid enables multi-resolution topology optimization by defining design variables on enriched nodes, using sub-region material models, and solving equilibrium on coarse elements with adjoint sensitivities.
Modeling holes and inclusions by level sets in the extended finite-element method
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An efficient evolutionary structural optimization method for multi-resolution designs
A BESO-XFEM hybrid enables multi-resolution topology optimization by defining design variables on enriched nodes, using sub-region material models, and solving equilibrium on coarse elements with adjoint sensitivities.