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  • Article
  • Open Access
827 Views
33 Pages

Underwater image enhancement is affected by light absorption, scattering, and non-uniform illumination, typically resulting in color shifts, contrast reduction, and blurred details. Existing diffusion-based underwater image enhancement methods posses...

(This article belongs to the Section Ocean Engineering)
  • Article
  • Open Access
224 Views
37 Pages

20 September 2026

Reliable visual inspection of photovoltaic modules is limited by the scarcity of diverse defect images and pixel-level annotations. This study proposes a defect-specific RGB image synthesis framework combining local feature disentanglement and physic...

  • Article
  • Open Access
1,183 Views
15 Pages

Physics-Prior-Guided Deep Learning for High-Precision Marker Localization Under Saturated Artifacts for Potential Surgical Navigation Applications

  • Yan Xu,
  • Shoubiao Zhang,
  • Huanhuan Tian,
  • Zhiyong Zou and ,
  • Weilong Li,
  • Anlan Huang,
  • Nu Zhang and
  • Xiang Ma
  • + 3 authors+ 0 author

Optical reflective markers are widely used in precision medicine, computer-assisted surgery, and robotic interventions. Nevertheless, intraoperative tracking still faces challenges such as sensor saturation, Point Spread Function (PSF) blooming, and...

(This article belongs to the Special Issue Computational Optical Imaging: Theories, Algorithms, and Applications)
  • Article
  • Open Access
505 Views
25 Pages

Prior-Guided Diffusion Processes: A Unified Framework for Knowledge-Informed Generative Modeling with Theoretical Guarantees and Prognostic Case Studies

  • Qing Liu,
  • Yanqiang Di,
  • Xianguo Meng,
  • Zhiqiang Wang and ,
  • Zhiying Xie,
  • Haohao Cui and
  • Tao Wang
  • + 2 authors+ 0 author

Diffusion probabilistic models are powerful generative tools but are purely data-driven, limiting their ability to incorporate domain knowledge—such as physical laws, degradation trends, or engineering priors—in scientific and engineering...

(This article belongs to the Section Engineering)
  • Article
  • Open Access
988 Views
18 Pages

Brain-Oct-Pvt: A Physics-Guided Transformer with Radial Prior and Deformable Alignment for Neurovascular Segmentation

  • Quan Lan,
  • Jianuo Huang,
  • Chenxi Huang,
  • Songyuan Song and ,
  • Yuhao Shi,
  • Zijun Zhao,
  • Wenwen Wu,
  • Hongbin Chen and
  • Nan Liu
  • + 4 authors+ 0 author

The primary objective of this study is to develop a specialized deep learning framework specifically adapted for the unique physical characteristics of neurovascular Optical Coherence Tomography (OCT) imaging. Although Polyp-PVT, originally designed...

(This article belongs to the Special Issue AI-Driven Imaging and Analysis for Biomedical Applications)
  • Article
  • Open Access
664 Views
20 Pages

Integrating Thermodynamic Priors and Spatiotemporal Features into a Physics-Guided Deep Learning Framework for Cloud Radar Clear-Air Echo Identification

  • Jiapeng Wang,
  • Shuzhen Hu,
  • Jie Huang,
  • Jiakun Yuan and ,
  • Ruotong Yan,
  • Qinglei Zhang and
  • Aoli Yang
  • + 2 authors+ 0 author

28 April 2026

Accurate echo classification is crucial for Millimeter-wave Cloud Radar (MMCR) data quality control. Existing approaches, however, often struggle to generalize across complex scenes or lack physical interpretability. Here we propose PhySNet, a physic...

(This article belongs to the Special Issue Radar Technologies for Meteorological and Atmospheric Observations)
  • Article
  • Open Access
677 Views
23 Pages

Physics-Prior-Guided Feature Pyramid Network for Unified Multi-Angle Spectral–Polarimetric Cloud Detection

  • Shu Li,
  • Xingyuan Ji,
  • Xiaoxue Chu,
  • Song Ye and ,
  • Ziyang Zhang,
  • Yongyin Gan,
  • Xinqiang Wang and
  • Fangyuan Wang
  • + 3 authors+ 0 author

12 April 2026

Accurate cloud detection remains a significant challenge due to the spectral ambiguity between clouds and bright or heterogeneous surfaces (e.g., snow, desert). While multi-angle and polarization data offer rich information, the discriminative power...

  • Article
  • Open Access
12 Citations
3,385 Views
20 Pages

20 November 2024

Physics-guided machine learning (PGML) methods are emerging as valuable tools for modelling the constitutive relations of solids due to their ability to integrate both data and physical knowledge. While various PGML approaches have successfully model...

(This article belongs to the Special Issue Mechanical Response Characteristics and Performance Evaluation of Polymer Materials)
  • Article
  • Open Access
9 Citations
5,676 Views
17 Pages

Lithium–ion battery development necessitates predicting capacity fading using early cycle data to minimize testing time and costs. This study introduces a hybrid physics–guided data–driven approach to address this challenge by accur...

(This article belongs to the Special Issue Modeling, Reliability and Health Management of Lithium-Ion Batteries—2nd Edition)
  • Article
  • Open Access
491 Views
31 Pages

Physics-Guided Machine Learning for Predicting the Internal Temperature of Mushroom Bags

  • Mingwen Shi,
  • Xianpeng Sun,
  • Xiaoying Ma,
  • Xuelong Li and ,
  • Jun Cao,
  • Wei Qi and
  • Hong Wang
  • + 2 authors+ 0 author

Accurate prediction of the internal temperature of mushroom bags is essential but remains challenging owing to the complex nonlinear coupling between ambient conditions and the bag’s thermal state. This study proposes a physics-guided machine l...

(This article belongs to the Section Artificial Intelligence and Digital Agriculture)
  • Article
  • Open Access
426 Views
18 Pages

Film Thickness Prediction from Dichromatic Interference Images Based on Dual-Wavelength Physics-Guided Graph Neural Network

  • Peng Yue,
  • Jiaqing Wang,
  • Zhimin Shi,
  • Chen He and ,
  • Xiaoran Zhu and
  • Yujuan Zhang
  • + 1 author+ 0 author

Dichromatic optical interferometry provides rich optical information for lubricant film-thickness measurement. However, experimental data are typically limited to a small number of discrete operating conditions, making it difficult to learn the nonli...

  • Article
  • Open Access
1 Citations
489 Views
12 Pages

Substantial progress has been made in bearing-fault classification under same-condition settings, yet cross-condition diagnosis remains affected by three coupled issues: speed-induced temporal-scale perturbation, insufficient use of structured label...

(This article belongs to the Topic Predictive Analytics and Fault Diagnosis of Machines with Machine Learning Techniques, 2nd Edition)
  • Article
  • Open Access
1 Citations
1,227 Views
27 Pages

9 March 2026

Electrical impedance tomography (EIT) provides noninvasive, high-temporal-resolution imaging for medical and industrial applications. However, accurate image reconstruction remains challenging due to the severe ill-posedness and nonlinearity of the i...

(This article belongs to the Section Sensing and Imaging)
  • Article
  • Open Access
944 Views
21 Pages

Extended-range three-dimensional (3D) single-molecule localization microscopy (SMLM) and single-particle tracking (SPT) require precise emitter localization across cellular-scale axial distances. However, long-rangeengineered point-spread functions (...

(This article belongs to the Special Issue Deep Learning in Optical Engineering: Applications in Design, Simulation, and Performance)
  • Article
  • Open Access
824 Views
30 Pages

Efficient and Dynamically Consistent Joint Torque Estimation for Wearable Neurotechnology via Knowledge Distillation

  • Shu Xu,
  • Zheng Chang,
  • Zenghui Ding,
  • Xianjun Yang and ,
  • Tao Wang and
  • Dezhang Xu
  • + 1 author+ 0 author

Wearable neurotechnology depends critically on continuous movement monitoring to characterize motor impairment and recovery in real-world settings. While joint torque serves as a clinically essential kinetic marker, estimating it directly on-device f...

(This article belongs to the Special Issue Wearable Devices for Neurotechnology)
  • Article
  • Open Access
290 Views
35 Pages

19 September 2026

Atmospheric dust reduces the contrast and visibility of Mars rover images, while strictly aligned clean–dusty image pairs remain scarce. To address this problem, we propose a two-stage physics-guided diffusion framework. In the first stage, we...

(This article belongs to the Special Issue High-Resolution Remote Sensing for Planetary Surface and Subsurface Geology: Techniques, Challenges, and Applications)
  • Article
  • Open Access
659 Views
30 Pages

22 July 2026

The helicopter tail drive shaft is vulnerable to failure from projectile impacts during low-altitude flight. Stress wave-based inversion of impact parameters and quantitative damage assessment remain insufficiently explored. To address small-sample a...

(This article belongs to the Section Machines Testing and Maintenance)
  • Article
  • Open Access
463 Views
29 Pages

29 June 2026

Steel plate defect detection is confronted with problems such as weak features of small defects, disconnection between physical priors and detection tasks, and semantic inconsistency of multi-scale fusion, which can easily lead to the misdetection of...

(This article belongs to the Section C: Physics)
  • Article
  • Open Access
2 Citations
756 Views
25 Pages

Prior-Knowledge-Guided Missing Data Imputation for Bridge Cracks: A Temperature-Driven SP-VMD-CNN-GRU Framework

  • Xudong Chen,
  • Huansen Wang,
  • Hang Gao,
  • Yong Liu and ,
  • Zhaoma Pan,
  • Qun Song,
  • Huafeng Qin and
  • Yun Jiang
  • + 3 authors+ 0 author

5 February 2026

Data loss caused by sensor malfunctions in bridge Structural Health Monitoring (SHM) systems poses a critical risk to structural safety assessment. Although deep learning has advanced data imputation, standard “black-box” models often fai...

(This article belongs to the Special Issue AI-Powered Structural Health Monitoring: Innovations and Applications)
  • Article
  • Open Access
622 Views
26 Pages

Symmetry-Aware Physics-Guided Graph Network for Slope Displacement Prediction from GNSS Data

  • Yanbo Yu,
  • Long Zhang,
  • Jinhong Lu,
  • Rong He and ,
  • Han Liao and
  • Yongkang Zhang
  • + 1 author+ 0 author

8 June 2026

Accurate prediction of slope displacement from high-frequency GNSS monitoring data is critical for early warning of landslides and tailings dam failures. However, existing deep learning approaches often neglect the spatial coordination imposed by geo...

(This article belongs to the Special Issue Symmetry in Data Analysis and Optimization)
  • Article
  • Open Access
4 Citations
2,355 Views
23 Pages

Underwater crack detection is critical for ensuring the safety and longevity of submerged infrastructures, yet it remains challenging due to water-induced image degradation, limited labeled data, and the poor generalization of existing models. This p...

(This article belongs to the Special Issue Advances in Damage Detection for Concrete Structures)
  • Article
  • Open Access
7 Citations
1,517 Views
19 Pages

23 January 2026

Power transformers are critical assets in power systems, and their reliable operation is essential for grid stability. Conventional fault diagnosis methods suffer from delayed response and limited adaptability, while existing artificial intelligence-...

  • Article
  • Open Access
385 Views
25 Pages

20 September 2026

For unsupervised anomaly detection in aircraft engines, traditional methods predominantly focus on mining temporal features, often neglecting complex interdependencies among multiple variables. Although existing graph neural networks can model spatia...

(This article belongs to the Special Issue AI-Enabled Prognostics and Health Management: Mathematical Aspect and Engineering Applications)
  • Article
  • Open Access
474 Views
24 Pages

13 July 2026

Two-dimensional (2D) phase unwrapping (PU) in interferometric synthetic aperture radar (InSAR) remains a challenging ill-posed inverse problem, particularly in low-coherence regions where the Itoh condition is violated. Although deep-learning methods...

(This article belongs to the Section Remote Sensing Image Processing)
  • Article
  • Open Access
239 Views
36 Pages

9 October 2026

Coding metasurfaces provide an effective approach for manipulating electromagnetic scattering through discrete coding states. However, obtaining angular-domain scattering responses for a large number of coding configurations remains computationally e...

  • Article
  • Open Access
2 Citations
4,129 Views
17 Pages

16 November 2024

The brain is a biological system comprising nerve cells and orchestrates its embodied agent’s perception, behavior, and learning in dynamic environments. The free-energy principle (FEP) advocated by Karl Friston explicates the local, recurrent,...

(This article belongs to the Special Issue From Functional Imaging to Free Energy—Dedicated to Professor Karl Friston on the Occasion of His 65th Birthday)
  • Article
  • Open Access
381 Views
27 Pages

Neutron/Gamma Pulse Shape Discrimination via Scalogram Imaging and Pretrained CNN

  • Ehab H. El-Shazly,
  • Assem Abdelhakim and
  • Sherief Hashima

21 September 2026

Neutron/gamma Pulse Shape Discrimination (PSD) is a critical task in radiation detection systems, where reliable classification becomes increasingly challenging under low Signal-to-Noise Ratio (SNR) conditions. Although Deep Convolutional Neural Netw...

  • Article
  • Open Access
602 Views
24 Pages

Robust Shape-from-Focus via Physics-Inspired Distortion-Aware Focal Depth Regression

  • Xin Li,
  • Wei Shen,
  • Jian Li,
  • Zhongsheng Zhai and ,
  • Xuhong Guan and
  • Zili Lei
  • + 1 author+ 0 author

27 May 2026

Shape-from-Focus (SFF) is attractive for microscopic three-dimensional measurement, but high dynamic range (HDR) surfaces and weak-textured surfaces distort the focus curve through saturation, spurious peaks, and low signal-to-noise ratios. These dis...

(This article belongs to the Section Physical Sensors)
  • Article
  • Open Access
1,035 Views
33 Pages

11 August 2026

In response to stochastic fluctuations in large-scale wind power integration and the resulting peak-shaving challenges, high-precision forecasting with physical consistency is essential for grid safety. To address the inefficiency of physical models...

(This article belongs to the Topic Advanced Forecasting Methods for Sustainable Power Systems)
  • Article
  • Open Access
2 Citations
1,096 Views
39 Pages

6 March 2026

Due to hardware limitations of Thermal InfraRed (TIR) cameras, TIR images captured by Unmanned Aerial Vehicles (UAVs) suffer from Low Resolutions (LRs) and blurred textures. Improving the spatial resolution of TIR images is of great significance for...

(This article belongs to the Section Remote Sensing Image Processing)
  • Article
  • Open Access
431 Views
21 Pages

Physics-Guided Gaussian Process Mapping of Strong-Gradient Radiation Fields from Mobile Robot Surveys: The Role of Sampling Geometry

  • Hui Li,
  • Qing Fan,
  • Liye Liu,
  • Hua Li and ,
  • Faguo Chen,
  • Mingming Wang,
  • Deyuan Li,
  • Yuan Zhao and
  • Zhi Chen
  • + 4 authors+ 0 author

8 September 2026

Radiation fields around collimated or shielded sources exhibit strong gradients whose accurate delineation is critical for worker protection and emergency response. Mobile robots can survey such fields, but they sample sparsely and irregularly along...

(This article belongs to the Section Sensors and Robotics)
  • Article
  • Open Access
1 Citations
1,316 Views
16 Pages

This study introduces a physics-guided deep learning architecture designed for the simulation, reconstruction, and pattern recognition of biomedical images. By explicitly integrating physical priors into the learning model, the framework addresses th...

(This article belongs to the Special Issue Recent Advances in Machine Learning and Explainable Artificial Intelligence in Biomedical Data Mining, and Disease Diagnosis Frameworks—2nd Edition)
  • Article
  • Open Access
306 Views
22 Pages

Hybrid Physics-Guided Neural Network for Vibration Sensor Nonlinearity Correction

  • Alexander P. Lyapin,
  • Faizulddin Ebrahimi,
  • Evgeny D. Agafonov,
  • Viktor S. Ratushnyak and
  • Julia Schnitzer

29 September 2026

Accelerometers built on micro-electromechanical systems (MEMS) play a critical role in structural monitoring and machinery diagnostics; however, their accuracy suffers from intrinsic nonlinearities—dead zones, hysteresis, saturation, and colore...

(This article belongs to the Section Intelligent Sensors)
  • Article
  • Open Access
354 Views
24 Pages

A Cross-Variable Time-Series Transformer Architecture Integrating Physical Features for Photovoltaic Energy Forecasting

  • Chen Xie,
  • Mingju Chen,
  • Yuyan Wang,
  • Yangming Luo and ,
  • Xueyang Duan and
  • Zhihao Lin
  • + 1 author+ 0 author

5 August 2026

Accurate photovoltaic (PV) energy forecasting is vital for grid stability and the global low-carbon transition. However, existing data-driven and channel-independent PV energy forecasting models struggle to capture nonlinear meteorological couplings,...

(This article belongs to the Special Issue Algorithmic Approaches and Artificial Intelligence in Photovoltaic Systems)
  • Article
  • Open Access
3 Citations
1,664 Views
26 Pages

FR3 Path Loss in Outdoor Corridors: Physics-Guided Two-Ray Residual Learning

  • Jorge Celades-Martínez,
  • Jorge Rojas-Vivanco,
  • Melissa Diago-Mosquera,
  • Alvaro Peña and
  • Jose García

23 August 2025

Accurate path-loss characterization in the upper mid-band is critical for 5G/6G outdoor planning, yet classical deterministic expressions lose fidelity at 18 GHz, and purely data-driven regressors offer limited physical insight. We present a physics-...

(This article belongs to the Special Issue Machine Learning: Mathematical Foundations and Applications)
  • Article
  • Open Access
1 Citations
936 Views
26 Pages

Physics-Guided Variational Causal Intervention Network for Few-Shot Radar Jamming Recognition

  • Dong Xia,
  • Liming Lv,
  • Youjian Zhang,
  • Yanxi Lu and ,
  • Fang Li,
  • Lin Liu,
  • Xiang Liu,
  • Yajun Zeng and
  • Zhan Ge
  • + 4 authors+ 0 author

18 March 2026

Rapid and accurate recognition of radar active jamming is a prerequisite for cognitive electronic countermeasures. However, under complex electromagnetic environments with scarce training samples, existing deep learning models are prone to capturing...

(This article belongs to the Section Radar Sensors)
  • Article
  • Open Access
174 Views
26 Pages

Multi-Agent Path Planning Based on Coulomb’s Law and PER-MADDPG

  • Feifan Fang,
  • Guoliang Jing,
  • Qi Wang and
  • Jie Ding

10 October 2026

Multi-agent path planning remains a challenging problem in deep reinforcement learning due to inefficient coordination, excessive exploration, and unstable training dynamics. Although Multi-Agent Deep Deterministic Policy Gradient (MADDPG) has been w...

  • Article
  • Open Access
159 Views
28 Pages

A Physics-Guided Adaptive Bayesian Optimization Framework for Training-Free Underwater Image Enhancement

  • Yidan Liang,
  • Yu Cheng,
  • Yuxuan Yin,
  • Yinan Xu and ,
  • Yujing Wu,
  • Kye-Won Kim and
  • Yihu Xu
  • + 2 authors+ 0 author

21 October 2026

Reliable underwater visual perception plays a critical role in marine exploration, autonomous underwater vehicles, and subsea inspection. Nevertheless, underwater images are frequently degraded by severe color distortion, contrast reduction, and stru...

(This article belongs to the Section Ocean Engineering)
  • Article
  • Open Access
2 Citations
636 Views
23 Pages

Cross-speed bearing fault diagnosis faces a physical obstacle: bearing characteristic frequencies are proportional to shaft speed, so identical faults shift in the spectrum when source and target speeds differ, and source-trained feature mappings deg...

(This article belongs to the Section Artificial Intelligence)
  • Article
  • Open Access
502 Views
24 Pages

PINN-Inspired Topology-Aware Learning for Harmonic State Recognition in Multi-Node Coupled Systems

  • Xin Zhou,
  • Li Zhang,
  • Qiaoling Chen,
  • Qianggang Wang and ,
  • Niancheng Zhou,
  • Junzhen Peng and
  • Yongshuai Zhao
  • + 2 authors+ 0 author

26 May 2026

Accurate dynamic state reconstruction in complex multi-node coupled systems is critical for ensuring operational stability and reliability. However, this task is highly challenging due to spatially sparse measurement sensors, strong dynamic coupling...

(This article belongs to the Special Issue Technology for Analysis and Control of Power Quality)
  • Article
  • Open Access
1,189 Views
27 Pages

Online Monitoring of Transformer Winding Faults Based on Pulse Coupling Injection

  • Zetong Wang,
  • Yuhan Zou,
  • Junhao Ma,
  • Zongnan Liu and ,
  • Xinyu Peng,
  • Tianran Zhang,
  • Sizhe Xiang,
  • Chenguo Yao and
  • Shoulong Dong
  • + 4 authors+ 0 author

6 May 2026

Aiming at the problems with traditional transformer winding deformation detection, requiring power outages, low signal-to-noise ratios for online monitoring, and insufficient feature extraction, this paper proposes a live monitoring and intelligent d...

(This article belongs to the Special Issue Advanced Sensing Applications for Fault Diagnosis and Reliability Analysis of Elector-Mechanical Systems)
  • Article
  • Open Access
676 Views
27 Pages

21 January 2026

Steel pipes play a vital role in energy and industrial transportation systems, where undetected defects such as cracks and wall thinning may lead to severe safety hazards. Although ultrasonic guided waves enable long-range inspection, their defect im...

  • Article
  • Open Access
476 Views
20 Pages

Physics-Guided Residual Learning with Conditional Modulation for Quality Monitoring of Kiwifruit Juice During Pasteurization

  • Yu Xia,
  • Xinrui Hu,
  • Yixuan Li,
  • Wenbo Liu and ,
  • Jie Kang,
  • Wei Tang,
  • Pengfei Jia,
  • Shuai Zhang,
  • Peng Wang and
  • Min Xu
  • + 5 authors+ 0 author

27 July 2026

Accurate prediction of quality indicators during juice pasteurization is challenged by the intricate coupling between temperature-dependent reaction kinetics and the limited availability of labeled data under laboratory-controlled pasteurization cond...

(This article belongs to the Special Issue Chemometrics in Food Chemistry and Analysis: Novel Detection Methods to Assess Food Quality and Safety)
  • Article
  • Open Access
764 Views
26 Pages

8 May 2026

Foreign object detection during unmanned aerial vehicle (UAV) grid inspection suffers from severe visual degradation under adverse weather conditions, such as haze and heavy rain. Existing approaches often struggle to distinguish target textures from...

(This article belongs to the Special Issue Recent Innovations in Computational Imaging and Sensing)
  • Proceeding Paper
  • Open Access
1,343 Views
15 Pages

Accurate photovoltaic (PV) power prediction under limited experimental data remains a significant challenge, particularly when purely data-driven models generate predictions that violate fundamental physical constraints. This study proposes a physics...

(This article belongs to the Proceedings of The 1st International Online Conference on Designs)
  • Article
  • Open Access
1 Citations
1,299 Views
20 Pages

Mixer Temperature Prediction via Decomposed Transformer and xLSTM with Physical Constraints

  • Chenchen Wang,
  • Chunyan Hu,
  • Wei Li,
  • Hanling Xu and ,
  • Keqiang Miao and
  • Jiaxian Sun
  • + 1 author+ 0 author

3 September 2025

During high-altitude simulation tests, the accurate reproduction of environmental conditions directly affects the ability to reliably evaluate the engine’s performance under simulated high-altitude conditions. Traditional physical models, though inte...

(This article belongs to the Section F: Engineering and Materials)
  • Article
  • Open Access
455 Views
20 Pages

5 July 2026

Measured radar point-target detection under ground clutter is difficult because weak target echoes often compete with clutter peaks, and image-space detections do not directly represent physical range-Doppler coordinates. This paper proposes a wavefo...

(This article belongs to the Section AI Remote Sensing)
  • Article
  • Open Access
227 Views
35 Pages

Physics-Guided Multi-View Transformer with Block Attention Residuals for Cross-Condition Railway Bearing Fault Diagnosis

  • Junjie Liang,
  • Guoqiang Cai,
  • Zhengming Zhang,
  • Shuqin Lin and ,
  • Yuxiao Song and
  • Zihao Wu
  • + 1 author+ 0 author

12 October 2026

Railway bearings experience speed- and load-dependent distribution shifts that complicate fault diagnosis. This study proposes a Physics-Guided Multi-View Transformer with Block Attention Residuals (PGMV-BAR). Characteristic-order prior tokens sequen...

(This article belongs to the Special Issue Advances in Bearing Fault Diagnosis Using Single Sensor Techniques and Sensor Fusion Approaches)
  • Article
  • Open Access
2 Citations
462 Views
23 Pages

A Physics-Guided Raw-Dominant Gated Fusion Method for Fine-Grained Bearing Fault Diagnosis

  • Chuanbo Wu,
  • Guoao Jiao,
  • Yongdi Zhang,
  • Kangning Jin and ,
  • Zihang Zhang and
  • Zeming Li
  • + 1 author+ 0 author

21 August 2026

Fine-grained bearing condition diagnosis is challenging because different bearing states within the same fault location often exhibit similar fault-characteristic-frequency responses, making them difficult to distinguish using envelope-spectrum infor...

(This article belongs to the Special Issue Advanced Vibro-Acoustic Technology: Intelligent Algorithms, Smart Materials and Dynamics, 2nd Edition)
  • Review
  • Open Access
1,008 Views
31 Pages

The rapid proliferation of resident space objects has made space situational awareness critically dependent on accurate characterization of non-cooperative targets using photometric light curves. This review provides a comprehensive examination of da...

(This article belongs to the Special Issue Space Object Tracking)

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