Improved shift-invariant sparse parsing of mechanical fault based on feature atom
C Han, W Lu, L Cui, L Song… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
In complex operating conditions, the monitoring signals of mechanical equipment are
susceptible to interference from multiple vibration sources and environmental noise …
susceptible to interference from multiple vibration sources and environmental noise …
A sea clutter suppression algorithm for over-the-horizon radar based on dictionary learning and subspace estimation
Z Chen, A Chen, W Liu, D Zheng, J Yang, X Ma - Digital Signal Processing, 2023 - Elsevier
Detecting a ship target by over-the-horizon radar (OTHR) is seriously affected by sea clutter.
This paper proposes a clutter suppression algorithm based on dictionary learning and …
This paper proposes a clutter suppression algorithm based on dictionary learning and …
Sparse representation of acoustic emission signals and its application in pipeline leak location
J Jiao, J Zhang, Y Ren, G Li, B Wu, C He - Measurement, 2023 - Elsevier
The acoustic detection of pipeline leaks is strongly influenced by the associated interference
and noise. In this paper, acoustic emission signals are analyzed using a sparse …
and noise. In this paper, acoustic emission signals are analyzed using a sparse …
Multi-Subject Analysis for Brain Developmental Patterns Discovery via Tensor Decomposition of MEG Data
Identification of informative signatures from electrophysiological signals is important for
understanding brain developmental patterns, where techniques such as …
understanding brain developmental patterns, where techniques such as …
A maximum cyclic impulses energy ratio deconvolution fused with enhanced envelope derivative operator frequency spectrum for early fault diagnosis of rolling …
K Zheng, J Tang, Y Shi, F Tan, Y Bai… - … Science and Technology, 2023 - iopscience.iop.org
Blind deconvolution is a powerful tool for rolling bearing fault diagnosis. As one of
deconvolution methods, maximum second-order cyclostationarity blind deconvolution …
deconvolution methods, maximum second-order cyclostationarity blind deconvolution …
[HTML][HTML] A Sparse Representation-Based Reconstruction Method of Electrical Impedance Imaging for Grounding Grid
K Zhu, D Luo, Z Fu, Z Xue, X Bu - Energies, 2024 - mdpi.com
As a non-invasive imaging method, electrical impedance tomography (EIT) technology has
become a research focus for grounding grid corrosion diagnosis. However, the existing …
become a research focus for grounding grid corrosion diagnosis. However, the existing …
Sparse Dictionary Learning for Transient Stability Assessment
Transient stability assessment (TSA) has always been a fundamental and challenging
problem for ensuring the security and operation of power systems. With more power …
problem for ensuring the security and operation of power systems. With more power …
Model-Driven Compressive Spherical Array Sampling of Base-Station-Antenna Near Field Using Accelerated Pseudo-Skeleton Tensor Approximation
W Sun, C Wu, Y Zhang, J Le Kernec, MA Imran - Authorea Preprints, 2023 - techrxiv.org
The near-field samples (NFSs) of base-station antennas are obtained by a circular array of
probes (CAP) in spherical array sampling systems. In order to reduce sampling time, this …
probes (CAP) in spherical array sampling systems. In order to reduce sampling time, this …
基于字典尺度自适应学**的欠定盲语音重构算法.
**嘉新, 魏爽, 俞守庚, 刘睿 - Telecommunication …, 2023 - search.ebscohost.com
针对欠定盲语音分离传统字典学**算法不能优化字典尺寸的问题, 提出了一种尺度自适应同步码
字优化(Scale Adaptive Simultaneous Codeword Optimization, SASimCO) 算法 …
字优化(Scale Adaptive Simultaneous Codeword Optimization, SASimCO) 算法 …