Search Results - "Multigrid algorithm"

Multigrid algorithm for staggered lattice fermions by Brower, Richard C., Weinberg, Evan, Clark, M. A., Strelchenko, Alexei

“… Here we formulate a multigrid algorithm for the Kogut-Susskind (or staggered) fermion discretization which has proven difficult relative to Wilson multigrid due to its first-order anti-Hermitian structure…”
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Adaptive Multigrid Algorithm for the Lattice Wilson-Dirac Operator by Babich, R., Brannick, J., Brower, R. C., Clark, M. A., Manteuffel, T. A., McCormick, S. F., Osborn, J. C., Rebbi, C.

“…We present an adaptive multigrid solver for application to the non-Hermitian Wilson-Dirac system of QCD. The key components leading to the success of our…”
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Employ a multigrid algorithm to solve the shape-transformation phase-field model by He, Jilong

“…This paper presents an original three-dimensional shape-transformation phase-field model solved by a highly efficient, optimally complex multigrid algorithm…”
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A simplified new multigrid algorithm of lattice Boltzmann method for steady states by An, Bo, Bergadà, J.M., Sang, W.M.

“… Based on the popular V-cycle multigrid algorithm, a simplified multigrid algorithm is presented and validated through the simulations of the classic lid-driven cavity flow for steady states…”
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Multigrid Algorithm for Immersed Finite Element Discretizations of Elliptic Interface Problems by Chu, Hanyu, Song, Yongzhong, Ji, Haifeng, Cai, Ying

“…This paper is devoted to analyzing multigrid algorithm for solving elliptic interface problems discretized using the partially penalized immersed finite element (PPIFE…”
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An Optimal Multigrid Algorithm for the Combining P1-Q1 Finite Element Approximations of Interface Problems Based on Local Anisotropic Fitting Meshes by Hu, Jun, Wang, Hua

“…A new finite element method is proposed for second order elliptic interface problems based on a local anisotropic fitting mixed mesh. The local anisotropic…”
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A Multigrid Algorithm for Maxflow and Min-Cut Problems with Applications to Multiphase Image Segmentation by Tai, Xue-Cheng, Deng, Liang-Jian, Yin, Ke

“…In this paper, we propose a multiphase image segmentation method via solving the min-cut minimization problem under the multigrid method framework. At each…”
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Speeding up lattice QCD simulation on Arm architectures with multigrid algorithm by Sun, Wei, Bi, Yujiang

“…Lattice quantum chromodynamics (lattice QCD) is the non-perturbative definition of the QCD theory from first principle and can be systematically improved…”
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An adaptive multigrid algorithm for simulating solid tumor growth using mixture models by Wise, S.M., Lowengrub, J.S., Cristini, V.

“…In this paper we give the details of the numerical solution of a three-dimensional multispecies diffuse interface model of tumor growth, which was derived in…”
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Adaptive multigrid algorithm for lattice QCD by Brannick, J, Brower, R C, Clark, M A, Osborn, J C, Rebbi, C

“…We present a new multigrid solver that is suitable for the Dirac operator in the presence of disordered gauge fields. The key behind the success of the…”
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A Cascadic Multigrid Algorithm on the Shishkin Mesh for a Singularly Perturbed Elliptic Problem by Tikhovskaya, S V

“…A two-dimensional linear elliptic problem with parabolic and regular boundary layers is considered in the unit square. It is solved by using an upwind…”
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Multigrid Algorithm for High Order Denoising by Brito-Loeza, Carlos, Chen, Ke

“…Image denoising has been a research topic deeply investigated within the last two decades. Excellent results have been obtained by using such models as the…”
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Fast Multigrid Algorithm for Non-Linear Simulation of Intact and Damaged Ship Motions in Waves by Wang, Ziping, Li, Tingqiu, Jin, Qiu, Guo, Hao, Zhao, Ji, Qi, Junlin

“…This paper proposes a fast multigrid algorithm to simulate the non-linear motion of ships in both intact and damaged conditions…”
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A Cascadic Multigrid Algorithm on the Shishkin Mesh for a Singularly Perturbed Elliptic Problem with regular layers by Tikhovskaya, S V

“…A two-dimensional linear elliptic equation with regular boundary layers is considered in the unit square. It is solved by using an upwind difference scheme on…”
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3DRISM Multigrid Algorithm for Fast Solvation Free Energy Calculations by Sergiievskyi, Volodymyr P, Fedorov, Maxim V

“…) a fast multigrid algorithm for solving the high-dimensional 3DRISM integral equations; and (iii) a recently introduced universal correction…”
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Development of a parallel adaptive multigrid algorithm for solving the multi-scale thermal-solute 3D phase-field problems by Wu, Jun, Guo, Zhipeng, Luo, Chao

“…[Display omitted] A parallel adaptive multigrid algorithm was developed to solve the coupled thermal-solute phase field equations so that the multi-scale difficulty of the problem when both thermal and solute fields…”
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Adaptive Multigrid Algorithm for Lattice QCD by Brannick, J., Brower, R. C., Clark, M. A., Osborn, J. C., Rebbi, C.

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An efficient multigrid algorithm for heterogeneous acoustic media sign‐indefinite high‐order FEM models by Ganesh, Mahadevan, Morgenstern, Charles

“…Summary Large‐scale scientific computing models are needed for the simulation of wave propagation especially for multiple frequency and high‐frequency models…”
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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…”
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Multigrid algorithm based on hybrid smoothers for variational and selective segmentation models by Roberts, Michael, Chen, Ke, Irion, Klaus L.

“… However, our primary concern is on selective segmentation. In this work, we develop an effective multigrid algorithm, based on a new non-standard smoother to deal…”
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