Search Results - Full multigrid algorithm

An extrapolation full multigrid algorithm combined with fourth-order compact scheme for convection–diffusion equations by Li, Ming, Zheng, Zhoushun, Pan, Kejia

“…In this paper, we propose an extrapolation full multigrid (EXFMG) algorithm to solve the large linear system arising from a fourth-order compact difference discretization of two-dimensional (2D…”
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A modified full multigrid algorithm for the Navier–Stokes equations by Yan, J., Thiele, F., Xue, L.

“…A modified full multigrid (FMG) method for the solution of the Navier–Stokes equations is presented…”
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Simulation of Multispecies Desmoplastic Cancer Growth via a Fully Adaptive Non-linear Full Multigrid Algorithm by Ng, Chin F., Frieboes, Hermann B.

“…A fully adaptive non-linear full multigrid (FMG) algorithm is implemented to computationally simulate a model of multispecies desmoplastic tumor growth in three spatial dimensions…”
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Optimizing the number of multigrid cycles in the full multigrid algorithm by Thekale, A., Gradl, T., Klamroth, K., Rüde, U.

“…Multigrid (MG) methods are among the most efficient and widespread methods for solving large linear systems of equations that arise, for example, from the discretization of partial differential equations…”
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A NetCDF version of the two-dimensional energy balance model based on the full multigrid algorithm by Zhuang, Kelin, North, Gerald R., Stevens, Mark J.

“…A NetCDF version of the two-dimensional energy balance model based on the full multigrid method in Fortran is introduced for both pedagogical and research purposes. Based on the land–sea…”
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Accuracy Measures and Fourier Analysis for the Full Multigrid Algorithm by Rodrigo, Carmen, Gaspar, Francisco J., Oosterlee, Cornelis W., Yavneh, Irad

“…The full multigrid (FMG) algorithm is often claimed to achieve so-called discretization-level accuracy…”
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ACCURACY MEASURES AND FOURIER ANALYSIS FOR THE FULL MULTIGRID ALGORITHM by RODRIGO, Carmen, GASPAR, Francisco J, OOSTERLEE, Cornelis W, YAVNEH, Irad

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An efficient extrapolation full multigrid method for elliptic problems in two and three dimensions by Li, Ming, Zheng, Zhoushun, Pan, Kejia

“…An extrapolation full multigrid (EXFMG) method is proposed for solving the large linear systems arising from linear finite element discretization of two- (2D…”
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Background field removal by solving the Laplacian boundary value problem by Zhou, Dong, Liu, Tian, Spincemaille, Pascal, Wang, Yi

“…The removal of the background magnetic field is a critical step in generating phase images and quantitative susceptibility maps, which have recently been…”
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A mesh-adaptative metric-based full multigrid for the Poisson problem by Brèthes, Gautier, Allain, Olivier, Dervieux, Alain

“…Summary This paper studies the combination of the full‐multigrid (FMG) algorithm with an anisotropic metric…”
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PERFORMANCE AND ACCURACY OF A MODIFIED FULL MULTIGRID ALGORITHM FOR FLUID FLOW AND HEAT TRANSFER by Yan, J., Thiele, F.

“…This article aims to assess the performance of a new, fill multigrid algorithm in which there is no restriction procedure for variables except far residuals…”
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The Multigrid Method for the Combined Hybrid Element of Linear Elasticity Problem by Wang, Huiling, Nie, Yufeng

“…-independent convergence of the kth level iteration and full multigrid algorithm in L2 norm. Numerical experiments are reported to support our theoretical results and illustrate the efficiency of the developed methods. We also give the numerical experiments showing the convergence of the developed method as Poisson’s ratio is close to 0.5…”
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Isogeometric local h-refinement strategy based on multigrids by Chemin, Alexandre, Elguedj, Thomas, Gravouil, Anthony

“… Moreover, it allows us to circumvent the obstacle of refinement of non-straight geometric boundaries existing in full multigrid algorithms with isoparametric finite element analysis…”
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EFFICIENCY AND ACCURACY ASPECTS OF A FULL-MULTIGRID SIMPLE ALGORITHM FOR THREE-DIMENSIONAL FLOWS by Lilek, Zˇeljko, Muzaferija, Samir, Perić, Milovan

“…This article reports on the analysis of efficiency and accuracy of a fult-multigHd SIMPLE algorithm for three-dimensional flows using co-located grids and central difference discretization…”
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Sixth order compact scheme combined with multigrid method and extrapolation technique for 2D poisson equation by Wang, Yin, Zhang, Jun

“…, Richardson extrapolation technique, and an operator based interpolation scheme. We use multigrid V-Cycle procedure to build our multiscale multigrid algorithm, which is similar to the full multigrid method (FMG…”
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Practical aspects of p-multigrid discontinuous Galerkin solver for steady and unsteady RANS simulations by Jiang, Zhenhua, Yan, Chao, Yu, Jian, Yuan, Wu

“… For steady algorithms, a new strategy is introduced to determine the CFL number, which has been proved to be critical in achieving the effective and stable convergence for p‐multigrid methods…”
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Full-FAS multigrid grid generation algorithms by Spitaleri, R.M.

“… In this paper we present a Full-FAS multigrid algorithm for the generation of curvilinear coordinate systems on physical domains…”
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p-Multigrid high-order discontinuous Galerkin solver for three-dimensional compressible turbulent flows by Bulgarini, D., Ghidoni, A., Mantecca, E., Noventa, G.

“… For this reason, many research efforts have been devoted to overcome this drawback. Literature shows many applications of p-multigrid algorithms for the solution…”
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Protein Electrostatics: Rapid Multigrid-Based Newton Algorithm for Solution of the Full Nonlinear Poisson-Boltzmann Equation by Holst, M., Kozack, R. E., Saied, F., Subramaniam, S.

“… This method is robust and efficient, and uses a combination of the multigrid and inexact Newton algorithms…”
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Full-FAS multigrid grid generation algorithms: Special issue on numerical grid generation-technologies for advanced simulations by SPITALERI, R. M

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