Search Results - "Sparse matrices"

Sparse Online Principal Component for Copula Factor Models.

Authors: Gao, Xin Liu, Siqi Guo, Guangbao

Source: Engineering Letters. Sep2026, Vol. 34 Issue 9, p3725-3730. 6p.

Subjects: Covariance matrices, Sparse matrices, Adaptive estimation (Statistics), Big data, Statistical correlation

Parallel Numerical Simulation of 3D Anisotropic Elastic Wave Equations with Sparse Matrix Based on Compact Staggered Finite Difference.

Authors: Jiang, Lin Wen, Huan Wang, Ming et al.

Source: Algorithms. Sep2026, Vol. 19 Issue 9, p721. 20p.

Fuzzy clustering with L0 regularization.

Authors: Ferraro, Maria Brigida Forti, Marco Giordani, Paolo

Source: Annals of Operations Research; Aug2026, Vol. 363 Issue 1, p329-352, 24p

A Locality-Activated Matrix Reordering Framework for SpMV.

Authors: Zhang, Qi Yao, Zhengan Jiang, Zhenglu et al.

Source: Mathematics (2227-7390). Jul2026, Vol. 14 Issue 13, p2428. 37p.

Bottleneck-Aware Heuristic and Metaheuristic Framework for Requirement-Based Test Case Prioritization in Sparse Traceability Matrices.

Authors: Erkaya, Ahmed Enis Emrah Amrahov, Sahin Çelebi, Fatih V.

Source: Symmetry (20738994). Jul2026, Vol. 18 Issue 7, p1207. 31p.

A Non-Autoregressive Spatiotemporal Framework for Offline Full-Matrix Origin–Destination Forecasting in Large-Scale Metro Networks.

Authors: Kim, Seung Ha Jeong, Hoe Jun Shin, Seong il et al.

Source: Applied Sciences (2076-3417); Jun2026, Vol. 16 Issue 11, p5333, 22p

Research on defect quantification technique of Sparse array Total focusing method imaging based on Coherence factor weighting.

Authors: Da, Kang Hong, Zhang Yun-Miao, Zhang et al.

Source: EPJ Web of Conferences. 4/13/2026, Vol. 361, p1-9. 9p.

Jacobian sparsity detection using Bloom filters.

Authors: Hovland, Paul D.¹ (AUTHOR) hovland@anl.gov

Source: Optimization Methods & Software. Apr2026, Vol. 41 Issue 2, p295-307. 13p.

Subjects: Sparse matrices

Research on the super-resolution reconstruction method of Lamb wave sparse TFM imaging.

Authors: Sun, Liu-Jia Han, Qing-Bang Jin, Qi-Lin

Source: Nondestructive Testing & Evaluation. Apr2026, Vol. 41 Issue 4, p1926-1941. 16p.

Subjects: Sparse matrices, Transformer models, Lamb waves, High resolution imaging, Convolutional neural networks, Imperfection, Ultrasonic imaging

A Leakage-Resistant Digital Inheritance Distribution Scheme Based on Sparse-Matrix Secret Sharing.

Authors: Ma, Yucong Hou, Huiying Gan, Xuerui et al.

Source: Algorithms. May2026, Vol. 19 Issue 5, p410. 29p.

Numerical study of mixed precision GMRES(m) preconditioned by deflation.

Authors: Spyropoulos, Antony Antonopoulos, Christos

Source: Numerical Algorithms. Apr2026, Vol. 101 Issue 4, p2631-2657. 27p.

Effective Permutation Tests for Differences Across Multiple High-Dimensional Correlation Matrices.

Authors: Gómez, José Á. Sánchez Zhang, Elio Liu, Yufeng

Source: Journal of Computational & Graphical Statistics; Apr-Jun2026, Vol. 35 Issue 2, p528-537, 10p

A Non-monotone Alternating Newton-Like Directional Method for Low-Rank and Sparse Matrix Compressive Recovery.

Authors: Wang, Chuan-Long Shen, Qian-Ying Yan, Xi-Hong et al.

Source: Journal of the Operations Research Society of China. Mar2026, Vol. 14 Issue 1, p246-269. 24p.

Accelerating the Conjugate Gradient Method on Distributed-Memory Computers.

Authors: Kozický, Claudio Šimeček, Ivan Rúra, Boris

Source: International Journal of Parallel Programming. Sep2026, Vol. 54 Issue 3, p1-22. 22p.

A scalable solver for a class of variable-order fractional diffusion problems.

Authors: Lei, Wenyu Turkiyyah, George Knio, Omar

Source: Computers & Mathematics with Applications. Oct2026, Vol. 219, p317-332. 16p.

Subjects: Sparse matrices, Integral operators, Numerical analysis

Solving Sparse Linear Systems Faster than Matrix Multiplication.

Authors: Peng, Richard Vempala, Santosh

Source: Journal of the ACM. Dec2025, Vol. 72 Issue 6, p1-72. 72p.

Theoretical Extensions and Numerical Analysis of Parameter-Manipulated HSS-Type Iterations for Sparse Linear Systems.

Authors: Oraibi, Shaymaa Hatem¹, shaimaahatem911@gmail.com

Source: Journal of Computational Analysis & Applications; 2025, Vol. 34 Issue 10, p481-504, 24p

NRSAI: An Adaptive and Efficient Preconditioner for Large Sparse Linear Systems.

Authors: Tang, Jia-Qi Guo, Xue-Ping Wen, Rui-Ping

Source: Mathematics (2227-7390). Dec2025, Vol. 13 Issue 23, p3781. 17p.

A scaling-and-squaring method for computing the inverses of matrix φ-functions.

Authors: Aceto, Lidia Gemignani, Luca

Source: Numerical Algorithms. Dec2025, Vol. 100 Issue 4, p1581-1598. 18p.

A new and faster representation for counting integer points in parametric polyhedra.

Authors: Gribanov, Dmitry V. Malyshev, Dmitry S. Pardalos, Panos M. et al.

Source: Computational Optimization & Applications; Dec2025, Vol. 92 Issue 3, p811-861, 51p