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20142024
most citedSelecting embedding delays: An overview of embedding techniques and a new method using persistent homology

72 citations

Showing 2020 · math.NAShow all

5 papers · 2 filters

math.NA2020★ 23 cited

An automatic-adaptivity stabilized finite element method via residual minimization for heterogeneous, anisotropic advection-diffusion-reaction problems

Roberto J. Cier, Sergio Rojas, Victor M. Calo

In this paper, we describe a stable finite element formulation for advection-diffusion-reaction problems that allows for robust automatic adaptive strategies to be easily implement…

math.NA2020★ 33 cited

A boundary penalization technique to remove outliers from isogeometric analysis on tensor-product meshes

Quanling Deng, Victor Calo

We introduce a boundary penalization technique to improve the spectral approximation of isogeometric analysis (IGA). The technique removes the outliers appearing in the high-freque…

math.NA2020★ 1 cited

Automatic Variationally Stable Analysis for Finite Element Computations: Transient Convection-Diffusion Problems

Eirik Valseth, Pouria Behnoudfar, Clint Dawson +1

We establish stable finite element (FE) approximations of convection-diffusion initial boundary value problems using the automatic variationally stable finite element (AVS-FE) meth…

math.NA2020★ 27 cited

A fully-coupled framework for solving Cahn-Hilliard Navier-Stokes equations: Second-order, energy-stable numerical methods on adaptive octree based meshes

Makrand A Khanwale, Kumar Saurabh, Milinda Fernando +4

We present a fully-coupled, implicit-in-time framework for solving a thermodynamically-consistent Cahn-Hilliard Navier-Stokes system that models two-phase flows. In this work, we e…

math.NA2020★ 14 cited

A nonlinear weak constraint enforcement method for advection-dominated diffusion problems

Roberto J. Cier, Sergio Rojas, Victor M. Calo

We devise a stabilized method to weakly enforce bound constraints in the discrete solution of advection-dominated diffusion problems. This method combines a nonlinear penalty formu…