OOIR: Observatory of International Research

Papers

(The TQCC of Numerical Linear Algebra With Applications is 2. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2021-05-01 to 2025-05-01.)

Article	Citations
Characterization of the dissipative mappings and their application to perturbations of dissipative‐Hamiltonian systems	22
Inexact inner–outer Golub–Kahan bidiagonalization method: A relaxation strategy	21
Convergence of the block Lanczos method for the trust‐region subproblem in the hard case	16
Hierarchical adaptive low‐rank format with applications to discretized partial differential equations	16
Dynamically accelerating the power iteration with momentum	16
Asymptotics for the eigenvalues of Toeplitz matrices with a symbol having a power singularity	14
Rank‐structured approximation of some Cauchy matrices with sublinear complexity	14
Issue Information	12
Structure‐Preserving Model Reduction Approach for Structured Index‐2 Descriptor‐Systems	11
Optimal polynomial smoothers for multigrid V‐cycles	11
A fast and accurate algorithm for solving linear systems associated with a class of negative matrix	11
Volume‐based subset selection	11
On the efficient preconditioning of the Stokes equations in tight geometries	10
Sine transform based preconditioning techniques for space fractional diffusion equations	9
Two‐step Ulm–Chebyshev‐like method for inverse singular value problems	9
Total positivity and accurate computations with Gram matrices of Said‐Ball bases	8
Issue Information	8
A New Matrix Truncation Method for Improving Approximate Factorization Preconditioners	7
A Bernoulli‐Barycentric Rational Matrix Collocation Method With Preconditioning for a Class of Evolutionary PDEs	7
Normalized Newton method to solve generalized tensor eigenvalue problems	7
Dual Perturbation Method for Spectral Solution of Block‐Posed Harmonic Problems	6
Numerical algorithm for estimating a conditioned symmetric positive definite matrix under constraints	6
Adaptive Factored Incomplete Inverse Matrices	6
Block low‐rank single precision coarse grid solvers for extreme scale multigrid methods	6
All‐at‐once solution of linear wave equations	6

Randomized low‐rank approximation of parameter‐dependent matrices	5
A Rational Arnoldi Approach for Sobolev Rational Least Squares Problems	5
Fast Solution of Sylvester‐Structured Systems for Spatial Source Separation of the Cosmic Microwave Background	5
Fast and stable modification of the Gauss–Newton method for low‐rank signal estimation	5
ODE‐based double‐preconditioning for solving linear systems Aαx=b and f(A)x=b	5
Accurate bidiagonal decompositions of Cauchy–Vandermonde matrices of any rank	5
Robust Low‐Rank Tensor Recovery Using a Self‐Adaptive Learnable Weighted Tensor Total Variation Method	5
Subspace method for multiparameter‐eigenvalue problems based on tensor‐train representations	4
A unified rational Krylov method for elliptic and parabolic fractional diffusion problems	4
Estimating and increasing the structural robustness of a network	4
Low‐order preconditioning of the Stokes equations	4
Fast iterative solver for the optimal control of time‐dependent PDEs with Crank–Nicolson discretization in time	4
Solution methods to the nearest rotation matrix problem in ℝ3: A comparative survey	4
Selectable Set Randomized Kaczmarz	4
Nonlinear approximation of functions based on nonnegative least squares solver	4
CP decomposition for tensors via alternating least squares with QR decomposition	4
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Study and Use of Spectral Symbol Properties for Isogeometric Matrices on Trimmed Geometries	4
Issue Information	4
Signal and image reconstruction with a double parameter Hager–Zhang‐type conjugate gradient method for system of nonlinear equations	4
Matrix‐less methods for the spectral approximation of large non‐Hermitian Toeplitz matrices: A concise theoretical analysis and a numerical study	4
On adapting Nesterov's scheme to accelerate iterative methods for linear problems	4
Conditioning of hybrid variational data assimilation	4
Weighted relaxation for multigrid reduction in time	3
A sampling greedy average regularized Kaczmarz method for tensor recovery	3
Multilevel Additive Schwarz Preconditioners for High‐Order Block Implicit Methods for Parabolic Equations	3
Issue Information	3
Accelerating alternating least squares for tensor decomposition by pairwise perturbation	3
Low‐rank updates of matrix square roots	3
Practical alternating least squares for tensor ring decomposition	3
Blockwise acceleration of alternating least squares for canonical tensor decomposition	3
Lower and upper bounds of condition number for Vandermonde‐wise matrices and method of fundamental solutions using pseudo radial‐lines	3
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Multilevel space‐time multiplicative Schwarz preconditioner for parabolic equations	3
Accelerated schemes of compact difference methods for space‐fractional sine‐Gordon equations with distributed delay	3
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Accurate bidiagonal decomposition of Lagrange–Vandermonde matrices and applications	3
Three adaptive hybrid derivative‐free projection methods for constrained monotone nonlinear equations and their applications	3
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High Relative Accuracy With Collocation Matrices of q$$ q $$‐Jacobi Polynomials	2
A two‐step matrix splitting iteration paradigm based on one single splitting for solving systems of linear equations	2
Shifted LOPBiCG: A locally orthogonal product‐type method for solving nonsymmetric shifted linear systems based on Bi‐CGSTAB	2
Issue Information	2
Issue Information	2
Error bounds for the approximation of matrix functions with rational Krylov methods	2
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HILUCSI: Simple, robust, and fast multilevel ILU for large‐scale saddle‐point problems from PDEs	2
Quasi‐Newton variable preconditioning for nonlinear elasticity systems in 3D	2
A Riemannian Rank‐Adaptive Method for Higher‐Order Tensor Completion in the Tensor‐Train Format	2
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Computing f‐divergences and distances of high‐dimensional probability density functions	2
Issue Information	2
Memory‐efficient compression of ????ℋ²‐matrices for high‐frequency Helmholtz problems	2
An iterative algorithm for low‐rank tensor completion problem with sparse noise and missing values	2
Robust tensor recovery via a nonconvex approach with ket augmentation and auto‐weighted strategy	2
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Flexible subspace iteration with moments for an effective contour integration‐based eigensolver	2
Practical sketching‐based randomized tensor ring decomposition	2
Nonnegative canonical tensor decomposition with linear constraints: nnCANDELINC	2
A Semi‐Randomized and Augmented Kaczmarz Method With Simple Random Sampling for Large‐Scale Inconsistent Linear Systems	2