Showing 1 - 20 of 3,342

1

A tridiagonalization-based arbitrary-stride reduction approach for (p,q)-pentadiagonal linear systems: A tridiagonalization-based arbitrary-stride reduction approach for \((p,q)\)-pentadiagonal linear systems
Yi-Fan Wang ; Ji-Teng Jia ; Xin Fan
Applied Numerical Mathematics. 213:77-87

Numerical computation of... \((p, q)\)-pentadiagonal... Diagonalization, Jordan... arbitrary-stride reducti... tridiagonalization extended condition numbe...
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2

Improving Performance of Contour Integral-Based Nonlinear Eigensolvers with Infinite GMRES: Improving performance of contour integral-based nonlinear eigensolvers with infinite GMRES
Yuqi Liu ; Jose E. Roman ; Meiyue Shao
SIAM Journal on Scientific Computing. 47:B595-B617

Numerical solution of no... Numerical computation of... infinite Arnoldi contour integration nonlinear eigenvalue pro... FOS: Mathematics
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3

Global Convergence of Hessenberg Shifted QR II: Finite Arithmetic: Global convergence of Hessenberg shifted QR. II: Finite arithmetic
Jess Banks ; Jorge Garza-Vargas ; Nikhil Srivastava
SIAM Journal on Matrix Analysis and Applications. 46:1168-1211

Numerical computation of... Numerical algorithms for... shifted QR numerical linear algebra Ritz values nonnormality
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4

Global Convergence of Hessenberg Shifted QR III: Approximate Ritz Values via Shifted Inverse Iteration: Global convergence of Hessenberg shifted QR. III: Approximate Ritz values via shifted inverse iteration
Jess Banks ; Jorge Garza-Vargas ; Nikhil Srivastava
SIAM Journal on Matrix Analysis and Applications. 46:1212-1246

Numerical computation of... inverse iteration shifted QR numerical linear algebra FOS: Mathematics Ritz values
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5

Multilinear Singular Value Decomposition–Based Completion with Fibers Observed in a Single Mode: Multilinear singular value decomposition-based completion with fibers observed in a single mode
Mikael Sørensen ; Stijn Hendrikx ; Lieven De Lathauwer
SIAM Journal on Matrix Analysis and Applications. 46:1061-1090

Numerical computation of... structured matrix missing data Eigenvalues, singular va... multilinear singular val... Multilinear algebra, ten...
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6

Some Results On Generalized Antieigenvalue Pairs and Their Associated Antieigenvectors of Certain Class of Linear Two-Parameter Eigenvalue Problems: Some results on generalized antieigenvalue pairs and their associated antieigenvectors of certain class of linear two-parameter eigenvalue problems
Bora, N. ; Chutia, B.
Malaysian Journal of Mathematical Sciences. 19:343-359

Numerical computation of... generalized antieigenvec... Eigenvalues, singular va... \(\mathbb{LTEP}\) linearization Spectrum, resolvent
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7

Riemannian acceleration with preconditioning for symmetric eigenvalue problems
Shao, Nian ; Chen, Wenbin
Numerische Mathematik. 157:307-354

Numerical computation of... Eigenvalues, singular va... 15A18, 65F08, 65F15, 65N... FOS: Mathematics Preconditioners for iter... Mathematics - Numerical...
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8

EPIC: A Provable Accelerated Eigensolver Based on Preconditioning and Implicit Convexity: EPIC: a provable accelerated eigensolver based on preconditioning and implicit convexity
Nian Shao ; Wenbin Chen ; Zhaojun Bai
SIAM Journal on Matrix Analysis and Applications. 46:45-73

Numerical computation of... Convex programming convexity preconditioning FOS: Mathematics eigenvalue problem
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9

Gradient-Type Subspace Iteration Methods for the Symmetric Eigenvalue Problem: Gradient-type subspace iteration methods for the symmetric eigenvalue problem
Foivos Alimisis ; Yousef Saad ; Bart Vandereycken
SIAM Journal on Matrix Analysis and Applications. 45:2360-2386

Numerical computation of... Numerical optimization a... Eigenvalues, singular va... eigenspaces trace optimization 15A69, 15A18
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10

Efficient Bounds and Estimates for Canonical Angles in Randomized Subspace Approximations: Efficient bounds and estimates for canonical angles in randomized subspace approximations
Yijun Dong ; Per-Gunnar Martinsson ; Yuji Nakatsukasa
SIAM Journal on Matrix Analysis and Applications. 45:1978-2006

Numerical computation of... singular vectors Eigenvalues, singular va... canonical angles 15A18, 15A42, 65F15, 68W... randomized subspace iter...
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11

Geodesic Convexity of the Symmetric Eigenvalue Problem and Convergence of Steepest Descent: Geodesic convexity of the symmetric eigenvalue problem and convergence of steepest descent
Foivos Alimisis ; Bart Vandereycken
J Optim Theory Appl

Numerical computation of... low-rank approximation Eigenvalues, singular va... geodesic convexity block Rayleigh quotient Quadratic programming
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12

A Scalable Two-Level Domain Decomposition Eigensolver for Periodic Schrödinger Eigenstates in Anisotropically Expanding Domains: A scalable two-level domain decomposition eigensolver for periodic Schrödinger eigenstates in anisotropically expanding domains
Lambert Theisen ; Benjamin Stamm
SIAM Journal on Scientific Computing. 46:A3067-A3093

Numerical computation of... FOS: Computer and inform... Numerical methods for ei... Iterative numerical meth... Multigrid methods domain decomposition for...
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13

Informed Normalized Gradient Flow Method for Parameterized Schrödinger Operators: A Case Study on Photonic Graphene: Informed normalized gradient flow method for parameterized Schrödinger operators: a case study on photonic graphene
Guo, Hailong ; Lorin, Emmanuel ; Noxon, Charlotte ; et al.
Journal of Scientific Computing. 103

Numerical computation of... Schrödinger operator machine learning General mathematical top... graphene eigenvalue problem
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14

A Two-Level Block Preconditioned Jacobi–Davidson Method for Multiple and Clustered Eigenvalues of Elliptic Operators: A two-level block preconditioned Jacobi-Davidson method for multiple and clustered eigenvalues of elliptic operators
Qigang Liang ; Wei Wang ; Xuejun Xu
SIAM Journal on Numerical Analysis. 62:998-1019

Numerical computation of... Numerical methods for ei... Multigrid methods domain decomposition for... finite element discretiz... multiple and clustered e...
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15

A method for solving ill-conditioned separable nonlinear least squares problems and its application
Wang, Luyao ; Liu, Guolin ; Chen, Yang ; et al.
Journal of Computational and Applied Mathematics. 466:116624

Numerical computation of... variable projection Ill-posedness and regula... ridge estimation singular value decomposi... Orthogonalization in num...
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16

Global bounds of backward errors of polynomial eigenvalue problem solved by a companion linearization
Yang, Ziyin ; Wang, Zekun ; Cao, Zongqi ; et al.
Computational and Applied Mathematics. 44

Numerical computation of... Eigenvalues, singular va... scaling linearization backward error Matrix pencils
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17

High-relative-accuracy computations with Kac-Murdock-Szegö matrices and their generalizations
Jorge Delgado ; J. M. Peña
Zaguán. Repositorio Digital de la Universidad de Zaragoza
Universidad de Zaragoza

Numerical computation of... Roundoff error Kac-Murdock-Szegö matrix... Direct numerical methods... Factorization of matrice... accurate computations
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18

Parametric model order reduction for a wildland fire model via the shifted POD-based deep learning method
Shubhaditya Burela ; Philipp Krah ; Julius Reiss
Advances in Computational Mathematics. 51

Numerical computation of... shifted proper orthogona... 500 Naturwissenschaften... Fluid Dynamics (physics.... Numerical methods for lo... matrix compression
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19

On convergence of the generalized Lanczos trust-region method for trust-region subproblems
Feng, Bo ; Wu, Gang
Advances in Computational Mathematics. 51

Numerical computation of... 0211 other engineering a... FOS: Mathematics easy case Mathematics - Numerical... 02 engineering and techn...
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20

A Block Lanczos Method for Large-Scale Quadratic Minimization Problems with Orthogonality Constraints: A block Lanczos method for large-scale quadratic minimization problems with orthogonality constraints
Feng, Bo ; Wu, Gang
SIAM Journal on Scientific Computing. 46:A884-A905

Numerical computation of... Large-scale problems in... Iterative numerical meth... 0211 other engineering a... 02 engineering and techn... Numerical Analysis (math...
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