Výsledky vyhledávání - Multigrid preconditions conjugate gradient algorithm*

PARALLEL ENERGY-MINIMIZATION PROLONGATION FOR ALGEBRAIC MULTIGRID.

Autoři: JANNA, CARLO FRANCESCHINI, ANDREA SCHRODER, JACOB B. a další

Zdroj: SIAM Journal on Scientific Computing; 2023, Vol. 45 Issue 5, pA2561-A2584, 24p

Témata: CONJUGATE gradient methods, PARTIAL differential equations, PARALLEL algorithms, LINEAR systems, LINEAR equations

A NEW PRECONDITIONED NONLINEAR CONJUGATE GRADIENT METHOD IN REAL ARITHMETIC FOR COMPUTING THE GROUND STATES OF ROTATIONAL BOSE EINSTEIN CONDENSATE.

Autoři: TIANQI ZHANG FEI XUE

Zdroj: SIAM Journal on Scientific Computing; 2024, Vol. 46 Issue 3, pA1764-A1792, 29p

Témata: CONJUGATE gradient methods, BOSE-Einstein condensation, ARITHMETIC, FINITE differences

An efficient isogeometric topology optimization based on the adaptive damped geometric multigrid method.

Autoři: Luo, Shijie Yang, Feng Wang, Yingjun

Zdroj: Advances in Engineering Software (1992). Oct2024, Vol. 196, pN.PAG-N.PAG. 1p.

Témata: *CONJUGATE gradient methods, *LINEAR equations, *TOPOLOGY, *EIGENVALUES, *MULTIGRID methods (Numerical analysis)

A Parallel Aggregation Algorithm for Inter-Grid Transfer Operators in Algebraic Multigrid

Autoři: Garcia Hilares, Nilton Alan

Témata: Algebraic multigrid, Aggregation, Maximal independent set, Poisson's equation, Thesis

URL: http://hdl.handle.net/10919/94618

Multi-GPU Acceleration for Finite Element Analysis in Structural Mechanics.

Autoři: Herrero-Pérez, David Martínez-Barberá, Humberto

Zdroj: Applied Sciences (2076-3417); Feb2025, Vol. 15 Issue 3, p1095, 21p

Témata: STRUCTURAL mechanics, FINITE element method, SCIENTIFIC computing, ACCELERATION (Mechanics), SCALABILITY

High-performance conjugate-gradient benchmark: A new metric for ranking high-performance computing systems.

Autoři: Dongarra, Jack Heroux, Michael A. Luszczek, Piotr

Zdroj: International Journal of High Performance Computing Applications; Spring2016, Vol. 30 Issue 1, p3-10, 8p

Témata: COMPUTER systems, CONJUGATE gradient methods, MULTIGRID methods (Numerical analysis), ELECTRONIC systems, COMPUTERS

PinT PRECONDITIONER FOR FORWARD-BACKWARD EVOLUTIONARY EQUATIONS.

Autoři: SHU-LIN WI ZHIYONG WANG TAO ZHOU

Zdroj: SIAM Journal on Matrix Analysis & Applications; 2023, Vol. 44 Issue 4, p1771-1798, 28p

Témata: EVOLUTION equations, TOEPLITZ matrices, LINEAR systems, CONJUGATE gradient methods, OPTIMAL control theory

A sine transform based preconditioned MINRES method for all-at-once systems from constant and variable-coefficient evolutionary PDEs.

Autoři: Hon, Sean Fung, Po Yin Dong, Jiamei a další

Zdroj: Numerical Algorithms; Apr2024, Vol. 95 Issue 4, p1769-1799, 31p

Témata: CONJUGATE gradient methods, KRYLOV subspace, PARTIAL differential equations, LINEAR systems, EIGENVALUES

PRECONDITIONED LOW-RANK RIEMANNIAN OPTIMIZATION FOR SYMMETRIC POSITIVE DEFINITE LINEAR MATRIX EQUATIONS.

Autoři: BIOLI, IVAN KRESSNER, DANIEL ROBOL, LEONARDO

Zdroj: SIAM Journal on Scientific Computing; 2025, Vol. 47 Issue 2, pA1091-A1116, 26p

Témata: MATHEMATICAL optimization, RIEMANNIAN geometry, ITERATIVE methods (Mathematics), SYMMETRIC matrices, NUMERICAL solutions to equations, ALGEBRAIC equations, PARTIAL differential equations

Sawtooth cycle revisited.

Autoři: Tsuruga, Junki Iwasaki, Kei

Zdroj: Computer Animation & Virtual Worlds; May-Aug2018, Vol. 29 Issue 3/4, p1-N.PAG, 11p

Témata: CONJUGATE gradient methods, POISSON processes, MULTIGRID methods (Numerical analysis), FLOW simulations, STOCHASTIC convergence

swParaFEM: a highly efficient parallel finite element solver on Sunway many-core architecture.

Autoři: Pan, Jingshan Xiao, Lei Tian, Min a další

Zdroj: Journal of Supercomputing; Jul2023, Vol. 79 Issue 10, p11427-11451, 25p

Témata: STRUCTURAL mechanics, COMPUTATIONAL mechanics, PARALLEL algorithms, SUPERCOMPUTERS

Two‐level preconditioning for Ridge Regression.

Autoři: Tavernier, Joris Simm, Jaak Meerbergen, Karl a další

Zdroj: Numerical Linear Algebra with Applications; Aug2021, Vol. 28 Issue 4, p1-19, 19p

Témata: CONJUGATE gradient methods, LINEAR systems, SUPPORT vector machines, COVARIANCE matrices, MACHINE learning, MULTICOLLINEARITY

MULTIGRID ALGORITHMS FOR INVERSE PROBLEMS WITH LINEAR PARABOLIC PDE CONSTRAINTS.

Autoři: Adavani, Santi S. Biros, George

Zdroj: SIAM Journal on Scientific Computing. 2009, Vol. 31 Issue 1, p369-397. 29p. 12 Charts, 9 Graphs.

Témata: *ALGORITHMS, *DIFFERENTIAL equations, *PARTIAL differential equations, *PARABOLIC differential equations, *NAVIER-Stokes equations

Electrical Resistivity Tomography using a finite element based BFGS algorithm with algebraic multigrid preconditioning.

Autoři: Codd, A. L. Gross, L.

Zdroj: Geophysical Journal International; Mar2018, Vol. 212 Issue 3, p2073-2087, 15p

Témata: ELECTRICAL resistivity, FINITE element method, ELECTRIC conductivity, INVERSION (Geophysics), FLUID injection

COMBINING MULTIGRID AND WAVELET IDEAS TO CONSTRUCT MORE EFFICIENT MULTISCALE ALGORITHMS.

Autoři: Goedecker, Stefan Chauvin, Claire

Zdroj: Journal of Theoretical & Computational Chemistry; Dec2003, Vol. 2 Issue 4, p483-495, 13p

Témata: POISSON'S equation, ALGORITHMS, MULTIGRID methods (Numerical analysis), WAVELETS (Mathematics)

ANALYSIS OF AGGREGATION-BASED MULTIGRID.

Autoři: Muresan, Adrian C. Notay, Yvan

Zdroj: SIAM Journal on Scientific Computing; 2008, Vol. 30 Issue 2, p1082-1103, 22p, 3 Charts, 3 Graphs

Témata: SET theory, MULTIGRID methods (Numerical analysis), NUMERICAL analysis, ANISOTROPY, STOCHASTIC convergence, CONJUGATE gradient methods, APPROXIMATION theory

Multigrid Preconditioner for Unstructured Nonlinear 3D FE Models.

Autoři: Davids, William G. Turkiyyah, George M.

Zdroj: Journal of Engineering Mechanics; Feb99, Vol. 125 Issue 2, p186, 11p, 10 Diagrams, 3 Charts, 2 Graphs

Témata: CONJUGATE gradient methods, FINITE element method, STRUCTURAL analysis (Engineering)

BLOCK LOCALLY OPTIMAL PRECONDITIONED EIGENVALUE XOLVERS (BLOPEX) IN HYPRE AND PETSC.

Autoři: Knyazev, A. V. Argentati, M. E. Lashuk, I. a další

Zdroj: SIAM Journal on Scientific Computing; 2007, Vol. 29 Issue 5, p2224-2239, 16p, 1 Diagram, 2 Charts, 3 Graphs

Témata: CONJUGATE gradient methods, ITERATIVE methods (Mathematics), PARALLEL computers, BEOWULF clusters (Computer systems), EIGENVALUES

Steepest descent preconditioning for nonlinear GMRES optimization.

Autoři: Sterck, Hans De

Zdroj: Numerical Linear Algebra with Applications; May2013, Vol. 20 Issue 3, p453-471, 19p

Témata: NONLINEAR theories, GENERALIZED minimal residual method, MATHEMATICAL optimization, STOCHASTIC convergence, MATHEMATICAL proofs, ALGORITHMS, CONJUGATE gradient methods

Projector preconditioning for partially bound-constrained quadratic optimization.

Autoři: Domorádová, Marta Dostál, Zdeněk

Zdroj: Numerical Linear Algebra with Applications; Dec2007, Vol. 14 Issue 10, p791-806, 16p, 1 Diagram, 2 Charts, 4 Graphs

Témata: CONJUGATE gradient methods, DIOPHANTINE equations, QUADRATIC programming, VARIATIONAL inequalities (Mathematics), BOUNDARY value problems, ELLIPTIC functions