Výsledky vyhledávání - Parallel adaptive multigrid algorithm

Development of a parallel adaptive multigrid algorithm for solving the multi-scale thermal-solute 3D phase-field problems Autor 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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Parallel adaptive multigrid algorithm for 2-d 3-t diffusion equations Autor Zeyao, Mo, Longjun, Shen, Wittum, Gabriel

“… On the basis of UG framework, this article successfully solves such equations on two-dimensional unstructured grid applied with full implicit finite volume discrete scheme and parallel adaptive multigrid algorithm…”
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A space-time parallel algorithm with adaptive mesh refinement for computational fluid dynamics Autor Christopher, Joshua, Falgout, Robert D., Schroder, Jacob B., Guzik, Stephen M., Gao, Xinfeng

“…This paper describes a space-time parallel algorithm with space-time adaptive mesh refinement (AMR…”
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Multigrid elliptic equation solver with adaptive mesh refinement Autor Brown, J. David, Lowe, Lisa L.

“…In this paper, we describe in detail the computational algorithm used by our parallel multigrid elliptic equation solver with adaptive mesh refinement…”
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A new type of full multigrid method for the elasticity eigenvalue problem Autor Xu, Fei, Huang, Qiumei, Ma, Hongkun

“… Besides, some efficient techniques such as parallel computing and adaptive mesh refinement can also be absorbed in our algorithm…”
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The parallel performance and implementation of an adaptive multigrid algorithm Autor Misra, Himanshu

“…An adaptive multigrid algorithm has been implemented on shared memory parallel computers to solve large-scale structural mechanics problems…”
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ADAPTIVE PARALLEL MULTIGRID SOLUTION OF 2D INCOMPRESSIBLE NAVIER-STOKES EQUATIONS Autor Wu, Jian, Ritzdorf, Hubert, Oosterlee, Kees, Steckel, Barbara, Schüller, Anton

“…In this paper an adaptive parallel multigrid method and an application example for the 2D incompressible Navier…”
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A robust adaptive algebraic multigrid linear solver for structural mechanics Autor Franceschini, Andrea, Paludetto Magri, Victor A., Mazzucco, Gianluca, Spiezia, Nicolò, Janna, Carlo

“… On the other hand, iterative solvers, in particular those based on algebraic multigrid (AMG) preconditioners, can reach up to linear complexity, but require more knowledge…”
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Parallel adaptive wavelet collocation method for PDEs Autor Nejadmalayeri, Alireza, Vezolainen, Alexei, Brown-Dymkoski, Eric, Vasilyev, Oleg V.

“…A parallel adaptive wavelet collocation method for solving a large class of Partial Differential Equations is presented…”
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JXPAMG: a parallel algebraic multigrid solver for extreme-scale numerical simulations Autor Xu, Xiaowen, Yue, Xiaoqiang, Mao, Runzhang, Deng, Yuntong, Huang, Silu, Zou, Haifeng, Liu, Xiao, Hu, Shaoliang, Feng, Chunsheng, Shu, Shi, Mo, Zeyao

“…JXPAMG is a parallel algebraic multigrid (AMG) solver for solving the extreme-scale, sparse linear systems on modern supercomputers…”
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A Parallel Geometric Multigrid Method for Finite Elements on Octree Meshes Autor Sampath, Rahul S., Biros, George

“…In this article, the authors present a parallel geometric multigrid algorithm for solving variable-coefficient elliptic partial differential equations on the unit box using highly nonuniform, octree…”
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An adaptive multigrid on block-structured grids Autor Feodoritova, O B, Zhukov, V T

“…An implementation of the multigrid method on conformal block-structured grids is proposed…”
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Comparison of algebraic multigrid methods for an adaptive space–time finite‐element discretization of the heat equation in 3D and 4D Autor Steinbach, Olaf, Yang, Huidong

“…Summary The aim of this work is to compare algebraic multigrid (AMG) preconditioned GMRES methods for solving the nonsymmetric and positive definite linear systems of algebraic equations that arise from a space–time finite…”
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A divide-and-conquer/cellular-decomposition framework for million-to-billion atom simulations of chemical reactions Autor Nakano, Aiichiro, Kalia, Rajiv K., Nomura, Ken-ichi, Sharma, Ashish, Vashishta, Priya, Shimojo, Fuyuki, van Duin, Adri C.T., Goddard, William A., Biswas, Rupak, Srivastava, Deepak

“…; and quantum-mechanical MD in the framework of the density functional theory (DFT) on adaptive multigrids. To map these O(N…”
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An adaptive scalable fully implicit algorithm based on stabilized finite element for reduced visco-resistive MHD Autor Tang, Qi, Chacón, Luis, Kolev, Tzanio V., Shadid, John N., Tang, Xian-Zhu

“… Therefore the development of scalable, implicit MHD algorithms and high-resolution adaptive mesh refinement strategies is of considerable importance…”
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On-the-Fly Adaptive Smoothed Aggregation Multigrid for Markov Chains Autor Treister, Eran, Yavneh, Irad

“…A new adaptive algebraic multigrid scheme is developed for the solution of Markov chains, where the hierarchy of operators is adapted on-the-fly in a setup process that is interlaced with the solution process…”
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Tree-based solvers for adaptive mesh refinement code flash - I: gravity and optical depths Autor Wünsch, R, Walch, S, Dinnbier, F, Whitworth, A

“…AbstractWe describe an OctTree algorithm for the mpi parallel, adaptive mesh refinement code flash, which can be used to calculate the gas self-gravity, and also the angle-averaged local optical depth…”
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3D adaptive finite-element forward modeling for direct current resistivity method using geometric multigrid solver Autor Qin, Ce, Fu, Wenliang, Zhao, Ning, Zhou, Jun

“… Traditional algebraic multigrid (AMG) method has been successfully applied to solve the linear system…”
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A Direct Multigrid Poisson Solver for Oct-Tree Adaptive Meshes Autor Ricker, P. M

“… Our algorithm is implemented within the FLASH code framework and makes use of the PARAMESH library, permitting efficient use of parallel computers…”
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Three dimensional phase-field simulation for non-isothermal binary alloy solidification: Comparison with LKT theory Autor Wu, Jun, Liu, Ting-yi, Hu, Gui-chao, Ma, Rong, Zhang, Xiao-peng, Li, Yu-fei, Luo, Chao

“…Using the advanced algorithm combining parallel computing, adaptive mesh re-griding and multigrid methods, quantitative 3D phase-field simulations of non-isothermal solidification of binary alloy were carried…”
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