Search Results - "Sparse approximations"

Investigation on Diverse Sparse Signal Decomposition Techniques for Power Signal Representation.

Authors: Anjali, Vivek Parakkatu Kesava Panikkar, Preetha

Source: Energies (19961073). May2026, Vol. 19 Issue 10, p2399. 20p.

Subject Terms: *Orthogonal matching pursuit, *Sparse approximations, *Optimization algorithms, *Data compression, *Electric power systems, *Power quality disturbances, *Compressed sensing

超大规模 MIMO 系统下的近场信道稀疏估计.

Alternate Title: Sparse Estimation of Near-field Channels in Extremely Large-scale MIMO Systems.

Authors: 王 丹 王 晶 刘煜珂

Source: Telecommunication Engineering. 6/28/2026, Vol. 66 Issue 6, p1027-1034. 8p.

Adaptive robust sparse representation for face recognition based on weighted and fusion dictionary.

Authors: Song, Changming Zhou, Yang Ji, Wenguang

Source: PLoS ONE. 6/26/2026, Vol. 21 Issue 6, p1-25. 25p.

Efficient Techniques Based on Sparse Representation for Classifying High-dimensional Multiclass Microarray Data.

Authors: Miri, Maliheh Sadeghi, Mohammad Taghi Abootalebi, Vahid

Source: Journal of Medical Signals & Sensors. May2026, Vol. 16 Issue 5, p1-12. 12p.

Safety Constrained Sparse Radiation Therapy via Efficient Optimization Approach for Biomedical Phased Array Applications.

Authors: Abdulqader, Ahmed J. Al-Tayyar, Huda A. Mohammed Ali, Yessar E.

Source: Progress in Electromagnetics Research C; 2026, Vol. 171, p189-199, 11p

数据驱动的渗流控制方程稀疏辨识.

Alternate Title: Data-driven Sparse Identification of Seepage Control Equations.

Authors: 张凯 党大峰 张黎明 et al.

Source: Science Technology & Engineering. 2026, Vol. 26 Issue 11, p4486-4497. 12p.

构网型变流器动态模型预测控制.

Alternate Title: Dynamic Model Predictive Control of Grid-Forming Converters.

Authors: 代毅 郑涛 杨畅 et al.

Source: Journal of Xi'an Jiaotong University. Mar2026, Vol. 60 Issue 3, p187-197. 11p.

A Sparse L ∞ -Norm Regularized Least Squares Support Vector Regression.

Authors: Liu, Xiaoyong Li, Dong Zeng, Chengbin

Source: Algorithms. Feb2026, Vol. 19 Issue 2, p160. 25p.

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.

Sparse identification of nonlinear dynamics applied to the acoustic levitation of acoustically large objects.

Authors: Akbarzadeh, Mehdi Halkon, Benjamin Oberst, Sebastian

Source: Scientific Reports. 11/19/2025, Vol. 15 Issue 1, p1-10. 10p.

Adaptive change point detection and sparsity recovery.

Authors: Meng, Fanyu Wang, Wei Yan, Xiaodong

Source: Communications in Statistics: Simulation & Computation. 2026, Vol. 55 Issue 6, p2341-2361. 21p.

Non-Convex Sparse Regularization Image Restoration via Atan Function.

Authors: Zhijun Luo Zhibin Zhu Lirong Wang et al.

Source: IAENG International Journal of Applied Mathematics. Aug2025, Vol. 55 Issue 8, p2521-2527. 7p.

Subjects: Image reconstruction, Sparse approximations, Mathematical programming, Multipliers (Mathematical analysis), Mathematical functions, Nonconvex programming

Improved wideband sparse array synthesis with minimum element spacing constraint using sparse reconstruction.

Authors: Zhou, Wenjing Zhou, Hongen Shen, Mingwei

Source: Journal of Electromagnetic Waves & Applications. Jul2026, Vol. 40 Issue 11, p1882-1895. 14p.

Subjects: Sparse approximations, Array processing, Iterative methods (Mathematics), Sparse matrices, Signal processing

Robust Sparse Identification of Linear Parameter‐Varying Systems Using Variational Bayesian With Spike‐and‐Slab Prior.

Authors: Chen, Xiang Li, Ke Wang, Zhiguo et al.

Source: International Journal of Robust & Nonlinear Control. Jun2026, Vol. 36 Issue 9, p4859-4872. 14p.

Subjects: Bayesian analysis, Sparse approximations, Time-varying systems, Outlier detection, Parameter estimation, Model validation, Robust statistics

Flexible joint sparse representation: enhancing multimodal biometric verification accuracy and anti-spoofing.

Authors: Wang, Yi Chen, Dongliang Huang, Zengxi et al.

Source: Multimedia Systems. Jun2026, Vol. 32 Issue 4, p1-15. 15p.

Subjects: Biometric identification, Sparse approximations, Optimization algorithms, Mathematical regularization, Classification algorithms

Simultaneous Estimation of Multiple Treatment Effects from Observational Studies.

Authors: Shi, Xiaochuan Kong, Dehan Wang, Linbo

Source: Journal of Computational & Graphical Statistics; Oct-Dec2025, Vol. 34 Issue 4, p1376-1385, 10p

Computing One-Bit Compressive Sensing via Alternating Proximal Algorithm.

Authors: Wang, Jin-Jiang Hu, Yan-Hong

Source: Mathematics (2227-7390). Sep2025, Vol. 13 Issue 18, p2926. 15p.

A Unified Theoretical Analysis of Geometric Representation Forms in Descriptive Geometry and Sparse Representation Theory.

Authors: Mei, Shuli¹ (AUTHOR)

Source: Mathematics (2227-7390). Sep2025, Vol. 13 Issue 17, p2737. 23p.

Sparse joint representation for massive MIMO satellite uplink and downlink based on dictionary learning.

Authors: Guan, Qing‐Yang Wu, Shuang Miao, Zhuang

Source: ETRI Journal; Aug2025, Vol. 47 Issue 4, p617-631, 15p

Overlapping Group Sparsity TV with Lp-Norm Constraint for Infrared Dim Small Target Detection.

Authors: Yebin Chen Jingjing Gui Wei Xue

Source: IAENG International Journal of Computer Science; Aug2025, Vol. 52 Issue 8, p2578-2592, 15p