The E3C hyper-reduction method, previously used for magnetostatics, is adapted to nonlinear mechanical homogenization and achieves about 1% errors with a number of integration points comparable to the number of modes.
Efficient non-linear model reduction via a least-squares P etrov-- G alerkin projection and compressive tensor approximations
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E3C for Computational Homogenization in Nonlinear Mechanics
The E3C hyper-reduction method, previously used for magnetostatics, is adapted to nonlinear mechanical homogenization and achieves about 1% errors with a number of integration points comparable to the number of modes.