Výsledky vyhledávání - Numerical Linear Algorithms and Problems

Surrogate-Based Autotuning for Randomized Sketching Algorithms in Regression Problems

Autoři: Cho, Younghyun Demmel, James Dereziński, Michał a další

Zdroj: SIAM Journal on Matrix Analysis and Applications. 46(2)

Témata: 4901 Applied Mathematics (for-2020), 49 Mathematical Sciences (for-2020), randomized numerical linear algebra, sketching algorithm, autotuning, least squares problem, Bayesian optimization, 0102 Applied Mathematics (for), 0103 Numerical and Computational Mathematics (for), Numerical & Computational Mathematics (science-metrix), 4901 Applied mathematics (for-2020)

Popis souboru: application/pdf

Přístupová URL adresa: https://escholarship.org/uc/item/85s5z8tj
https://escholarship.org/content/qt85s5z8tj/qt85s5z8tj.pdf

Mixed Precision Iterative Refinement for Least Squares With Linear Equality Constraints and Generalized Least Squares Problems.

Autoři: Gao, Bowen Ma, Yuxin Shao, Meiyue

Zdroj: Numerical Linear Algebra with Applications. Oct2025, Vol. 32 Issue 5, p1-21. 21p.

Témata: *LEAST squares, *NUMERICAL solutions for linear algebra, *CONSTRAINTS (Physics), *MATHEMATICAL optimization, *MATHEMATICAL programming, *STATISTICAL accuracy

FAST AND ACCURATE RANDOMIZED ALGORITHMS FOR LINEAR SYSTEMS AND EIGENVALUE PROBLEMS.

Autoři: YUJI NAKATSUKASA TROPP, JOEL A.

Zdroj: SIAM Journal on Matrix Analysis & Applications. 2024, Vol. 45 Issue 2, p1183-1214. 32p.

Témata: *LINEAR systems, *NUMERICAL solutions for linear algebra, *EIGENVALUES

Nonlinear eigenvalue problems : theory and algorithms

Autoři: Negri Porzio, Gian Maria Higham, Nicholas Tisseur, Francoise

Přispěvatelé: Negri Porzio, Gian Maria Higham, Nicholas Tisseur, Francoise

Témata: Eigenvalue Problems, Tropical Algebra, Tropical Roots, NLEVP, Numerical Analysis, Eigenvalue, Rational Approximations, Nonlinear eigenvalue problems, Numerical Linear Algebra, Contour Integrals, Eigenpair

Přístupová URL adresa: https://ethos.bl.uk/OrderDetails.do?uin=uk.bl.ethos.843583

Numerical schemes for the solution of the telegrapher equation.

Autoři: Spiteri, Pierre Messine, Frédéric

Zdroj: Numerical Algorithms. Dec2025, Vol. 100 Issue 4, p1715-1738. 24p.

Témata: *DISCRETIZATION methods, *BOUNDARY value problems, *APPROXIMATION error, *WAVE equation, *COMPUTER simulation, *STABILITY theory

Numerical linear algebra problems in structural analysis

Autoři: Kannan, Ramaseshan Higham, Nicholas Tisseur, Francoise

Přispěvatelé: Kannan, Ramaseshan Higham, Nicholas Tisseur, Francoise

Témata: 512, Numerical Linear Algebra, Sparse Matrix algorithms, Structural Analysis, Numerical conditioning, Parallel programming

Přístupová URL adresa: https://ethos.bl.uk/OrderDetails.do?uin=uk.bl.ethos.632263

Numerical Linear Algebra for Optimisation Methods in Engineering and Technology Problems.

Autoři: Xu, Daming

Zdroj: Journal of Combinatorial Mathematics & Combinatorial Computing; Dec2025, Vol. 127a, p2761-2774, 14p

Témata: LINEAR algebra, CALCULUS of operations, IMAGE reconstruction, EIGENVECTORS, ARITHMETIC

A Subspace-Conjugate Gradient Method for Linear Matrix Equations.

Autoři: Palitta, Davide Iannacito, Martina Simoncini, Valeria

Zdroj: SIAM Journal on Matrix Analysis & Applications; 2025, Vol. 46 Issue 4, p2197-2225, 29p

Témata: LINEAR equations, CONJUGATE gradient methods, SYMMETRIC matrices, ITERATIVE methods (Mathematics), LOW-rank matrices, DATA reduction, NUMERICAL solutions for linear algebra

Preface: New trends in large scale optimization.

Autoři: Bellavia, Stefania De Simone, Valentina Morini, Benedetta

Zdroj: Computational Optimization & Applications. Jun2025, Vol. 91 Issue 2, p351-356. 6p.

Témata: *LINEAR programming, NUMERICAL solutions for linear algebra, INVERSE problems, APPLIED mathematics, OPTIMIZATION algorithms, INTERIOR-point methods, BILEVEL programming, NEWTON-Raphson method

Numerical solution of the boundary value problems for the biharmonic equations via quasiseparable representations.

Autoři: Ben-Artzi, M. Eidelman, Y. Fishelov, D.

Zdroj: Numerical Algorithms; Feb2025, Vol. 98 Issue 2, p625-649, 25p

Témata: NUMERICAL solutions to boundary value problems, LOW-rank matrices, NUMERICAL solutions to the Dirichlet problem, NUMERICAL solutions for linear algebra, FINITE differences, BIHARMONIC equations

Numerical algorithms for three dimensional computational fluid dynamic problems

Autoři: Mora Acosta, Josue

Přispěvatelé: University/Department: Universitat Politècnica de Catalunya. Departament de Màquines i Motors Tèrmics

Thesis Advisors: Oliva, Asensio, Soria Guerrero, Manel

Zdroj: TDX (Tesis Doctorals en Xarxa)

Témata: fluid dynamic problems, numerical algorithms, 2204. Física de fluïds

Popis souboru: application/pdf

Přístupová URL adresa: http://www.tdx.cat/TDX-0405105-183251
http://hdl.handle.net/10803/6685
https://dx.doi.org/10.5821/dissertation-2117-93996

Fractional differential problems with numerical anti-reflective boundary conditions from a numerical linear algebra perspective: A computational study with an extensive numerical validation.

Autoři: Sousa, Ercília Tablino-Possio, Cristina Krause, Rolf a další

Zdroj: Applied Mathematics & Computation. Mar2026, Vol. 513, pN.PAG-N.PAG. 1p.

Témata: *FRACTIONAL differential equations, *NUMERICAL solutions for linear algebra, *NUMERICAL solutions to boundary value problems, *BOUNDARY value problems, *COMPUTATIONAL complexity, *OPTIMIZATION algorithms, *COMPUTER performance

RANDOMIZED SKETCHED TT-GMRES FOR LINEAR SYSTEMS WITH TENSOR STRUCTURE.

Autoři: BUCCI, ALBERTO PALITTA, DAVIDE ROBOL, LEONARDO

Zdroj: SIAM Journal on Scientific Computing; 2025, Vol. 47 Issue 5, pA2801-A2827, 27p

Témata: TENSOR algebra, KRYLOV subspace, MATHEMATICAL optimization, LINEAR algebra, CALCULUS of tensors, RANDOMIZATION (Statistics), NUMERICAL analysis

High-entanglement capabilities for variational quantum algorithms: the Poisson equation case.

Autoři: Ayoub, Fouad Baeder, James D.

Zdroj: Quantum Information Processing. Aug2025, Vol. 24 Issue 8, p1-22. 22p.

Témata: *QUANTUM computing, *POISSON'S equation, *NUMERICAL solutions for linear algebra, *MATHEMATICAL optimization, *QUANTUM entanglement

Cholesky decomposition and well-posedness of Cauchy problem for Fokker-Planck equations with unbounded coefficients.

Autoři: Lee, Haesung

Zdroj: AIMS Mathematics; 2025, Vol. 10 Issue 6, p1-20, 20p

Témata: FOKKER-Planck equation, PARTIAL differential equations, PARTIAL differential operators, NUMERICAL solutions for linear algebra, NUMERICAL analysis

Online Lewis Weight Sampling.

Autoři: Woodruff, David P. Yasuda, Taisuke

Zdroj: ACM Transactions on Algorithms; Oct2025, Vol. 21 Issue 4, p1-50, 50p

Témata: NUMERICAL solutions for linear algebra, ONLINE algorithms, LOGISTIC regression analysis, COMPUTER science, OPEN-ended questions

Deep learning, transformers and graph neural networks: a linear algebra perspective.

Autoři: Baggag, Abdelkader Saad, Yousef

Zdroj: Numerical Algorithms; Dec2025, Vol. 100 Issue 4, p2095-2134, 40p

Témata: DEEP learning, LINEAR algebra, GRAPH neural networks, TRANSFORMER models, MATHEMATICAL optimization, LANGUAGE models, NUMERICAL solutions for linear algebra, MACHINE learning

Mixed precision Rayleigh quotient iteration for total least squares problems.

Autoři: Oktay, Eda Carson, Erin

Zdroj: Numerical Algorithms. Jun2024, Vol. 96 Issue 2, p777-798. 22p.

Témata: *RAYLEIGH quotient, *NUMERICAL solutions for linear algebra, *LEAST squares, *CONJUGATE gradient methods

Geografický termín: THAILAND

The Application of the Bidiagonal Factorization of Totally Positive Matrices in Numerical Linear Algebra.

Autoři: Martínez, José-Javier¹ (AUTHOR) jjavier.martinez@uah.es

Zdroj: Axioms (2075-1680). Apr2024, Vol. 13 Issue 4, p258. 18p.

Témata: *NUMERICAL solutions for linear algebra, *VANDERMONDE matrices, *MATRIX inversion, *EIGENVALUES, *FACTORIZATION, *SINGULAR value decomposition, *MATRICES (Mathematics), *LINEAR algebra

Architecture-aware sparse patterns to accelerate inverse preconditioning

Autoři: Laut Turón, Sergi

Přispěvatelé: University/Department: Universitat Politècnica de Catalunya. Departament d'Arquitectura de Computadors

Thesis Advisors: Casas, Marc, Borrell Pol, Ricard, Ayguadé Parra, Eduard

Zdroj: TDX (Tesis Doctorals en Xarxa)

Témata: Linear Algebra, Conjugate Gradient, Generalized Minimal Residual Method, Preconditioners, FSAI, SAI, SpMV, CPU, GPU, Cache, Memory Coalescing, Àrees temàtiques de la UPC::Informàtica, 004 - Informàtica

Popis souboru: application/pdf

Přístupová URL adresa: http://hdl.handle.net/10803/694807
https://dx.doi.org/10.5821/dissertation-2117-433647