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Nondestructive Testing Technologies for Rail Inspection: A Review
2022
Coatings
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Alongside the development of high-speed rail, rail flaw detection is of great importance to ensure railway safety, especially for improving the speed and load of the train. ...
This paper provides an in-depth review of traditional nondestructive techniques for rail inspection as well as the development of using machine learning approaches, combined nondestructive techniques, ...
Machine vision Machine vision Large surface defects Can detect abrasion, stripping. Difficult to detect surface closed microcracks and internal defects. ...
doi:10.3390/coatings12111790
fatcat:32t5wocsi5ctbohppbpepmi36a
A Review on Rail Defect Detection Systems Based on Wireless Sensors
2022
Sensors
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Small defects on the rails develop fast under the continuous load of passing trains, and this may lead to train derailment and other disasters. ...
In recent years, many types of wireless sensor systems have been developed for rail defect detection. ...
For example, in 2004, E. Deutschl et al. [14] designed a vision-based rail surface defect detection system which can automatically detect rail defects. ...
doi:10.3390/s22176409
pmid:36080868
pmcid:PMC9459779
fatcat:uqpzjdeutvg6rik4i6yyxicneu
Three-Dimensional Morphology and Size Measurement of High-Temperature Metal Components Based on Machine Vision Technology: A Review
2021
Sensors
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This paper provides a comprehensive review of the application of machine vision technology in measuring the 3D size and morphology of high-temperature metal components. ...
Since the surface temperature of a metal component is very high during the forming and manufacturing process, manually measuring the size of a metal component at a close distance is difficult; hence, a ...
Internal defect detection is carried out on the edge of the slab, and the CCD area camera is used for detection after removing the surface. ...
doi:10.3390/s21144680
pmid:34300419
pmcid:PMC8309514
fatcat:rtncwtxlsrew3k3mk2jyi3cxyq
Author Index
2021
2021 Global Reliability and Prognostics and Health Management (PHM-Nanjing)
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Bi, Xinjie Visibility Graph based Feature Extraction for Fault Diagnosis of Rolling Bearings [570256] Bin, Jie Optimization Method of Virtual Sand Table Background Server Based on Unity 3D [571175] C ...
and Health Management (PHM-Nanjing) 48 Value Decomposition for Weak Signal Detection [570389] Lu, Jiyun Detection of Delamination Defects in Carbon Fiber Composites based on Infrared Thermal Imaging [ ...
Twin Framework and an Implementation Method for Urban Rail Transit [570399] Fast Fault Diagnosis System Based on Data Mining AR Algorithm [570409] Research on Fault Diagnosis Based on transfer learning ...
doi:10.1109/phm-nanjing52125.2021.9612757
fatcat:h4xp5wbdvjdpvmsri2dktwupbi
Bridge inspection: human performance, unmanned aerial systems and automation
2018
Journal of Civil Structural Health Monitoring
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This paper is a literature review of the state of practice for the United States bridge inspection programs and outlines how automated and unmanned bridge inspections can be made suitable for present and ...
Unmanned Aerial Systems (UASs) have become of considerable private and commercial interest for a variety of jobs and entertainment in the past 10 years. ...
Due to the absence of GPS signals under the bridge, the DJI Mavic relied mainly on its downward stereo vision positioning system for control and navigation. ...
doi:10.1007/s13349-018-0285-4
fatcat:tpfq4bm6orhshhgocye5kfbj2y
Deliberation on Design Strategies of Automatic Harvesting Systems: A Survey
2015
Robotics
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The main objectives of this paper are to gather all information on fruit harvesting robots; focus on the technical developments so far achieved in picking devices; highlight the problems still to be solved ...
; and discuss the future prospects of fruit harvesting robots. ...
[9] also reviewed studies on image segmentation techniques focusing on fuzzy and non-fuzzy methods for color segmentation, edge detection, surface based segmentation, gray level thresholding and neural ...
doi:10.3390/robotics4020194
fatcat:vjkp7bzkg5bqbict42t2poubvi
2021 Index IEEE Transactions on Instrumentation and Measurement Vol. 70
2021
IEEE Transactions on Instrumentation and Measurement
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Article numbers are based on specified topic areas and corresponding codes associated with the publication. ...
The primary entry includes the coauthors' names, the title of the paper or other item, and its location, specified by the publication abbreviation, year, and article number. ...
., +, TIM 2021 5008813 SDDNet: A Fast and Accurate Network for Surface Defect Detection. ...
doi:10.1109/tim.2022.3156705
fatcat:dmqderzenrcopoyipv3v4vh4ry
A UAV-Based Framework for Semi-Automated Thermographic Inspection of Belt Conveyors in the Mining Industry
2020
Sensors
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This article enumerates and discusses the existing roller inspection techniques and presents a novel approach based on an Unmanned Aerial Vehicle (UAV) integrated with a thermal imaging camera. ...
Finally, we have also cataloged the anomalies detected during the extensive field tests in order to build a structured dataset that will allow for future experimentation. ...
Conflicts of Interest: The authors declare no conflict of interest. ...
doi:10.3390/s20082243
pmid:32326651
fatcat:254fb6hsznfspdyq7k7c55npsi
2021 Index IEEE Transactions on Industrial Informatics Vol. 17
2021
IEEE Transactions on Industrial Informatics
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The primary entry includes the coauthors' names, the title of the paper or other item, and its location, specified by the publication abbreviation, year, month, and inclusive pagination. ...
Departments and other items may also be covered if they have been judged to have archival value. The Author Index contains the primary entry for each item, listed under the first author's name. ...
., +, TII Oct. 2021 6655-6663 Unsupervised Saliency Detection of Rail Surface Defects Using Stereoscopic Images. ...
doi:10.1109/tii.2021.3138206
fatcat:ulsazxgmpfdmlivigjqgyl7zre
A Deep Learning Approach Towards Railway Safety Risk Assessment
2020
IEEE Access
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The proposed model offers a beneficial method for obtaining more accurate motion data, and it detects adverse conditions as soon as possible by capturing fall, slip and trip (FST) events in the stations ...
The framework of the presented method is generalisable to a wide range of locations and to additional types of risks. ...
Using a random forest algorithm [122] to perform crack detection on 3D asphalt surfaces [123] . ...
doi:10.1109/access.2020.2997946
fatcat:3vbfwdgygrhfvajlwnftgyokwm
Metro Wheel Set Size Measurement Method Based on CDD Image Recognition
2022
Journal of Electrical and Computer Engineering
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Secondly, the machine learning algorithm of online dynamic detection technology of wheel set size is studied. ...
On the basis of summarizing the research at home and abroad, the online dynamic detection technology of wheel set size is studied. ...
Acknowledgments is study was supported by the 2021 Science Research Project of Dalian Jiaotong University (Research on multiterminal information transmission and debugging methods for China Standard EMU ...
doi:10.1155/2022/9772436
doaj:adbaf5197d2641279f2446d761761c2a
fatcat:ij22k7weanbonkeipvgw3iy5he
A Study on Recent Developments and Issues with Obstacle Detection Systems for Automated Vehicles
2020
Sustainability
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It is suggested that combining different technologies for obstacle detection gives a more accurate representation of the driving environment. ...
The concept of autonomous driving is the driver towards future mobility. Obstacle detection systems play a crucial role in implementing and deploying autonomous driving on our roads and city streets. ...
Conflicts of Interest: The authors declare no conflict of interest. ...
doi:10.3390/su12083281
doaj:1c633666b19b41408652a1fec4ee9d81
fatcat:tggdfsav2jcylofnoeafoaqave
Review of smart robots for fruit and vegetable picking in agriculture
2021
International Journal of Agricultural and Biological Engineering
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Finally, the outlook of the fruit and vegetable picking robots prospected from four aspects: structured environment for fruit planting, the algorithm of recognition and positioning, picking efficiency, ...
Five perspectives were proposed covering the robotic arms, end effectors, vision systems, picking environments, and picking performance for the large-scale mechanized production of fruits and vegetables ...
Low accuracy of recognition and positioning in vision system The fruit identification and positioning algorithms in the vision system can be used to accurately and rapidly locate the target fruit, according ...
doi:10.25165/j.ijabe.20221501.7232
fatcat:fbjk4oa76rf2jechngxf4m4svi
Computer vision in roadway transportation systems: a survey
2013
Journal of Electronic Imaging (JEI)
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A broad review of the literature is complemented by detailed treatment of a few selected algorithms and systems that the authors believe represent the state-of-the-art. © The Authors. ...
Video imaging scientists are providing intelligent sensing and processing technologies for a wide variety of applications and services. ...
Acknowledgments The authors thank Natesh Manikoth of the Federal Aviation Administration for his insights and many valuable conversations. ...
doi:10.1117/1.jei.22.4.041121
fatcat:chkul4gryvawrbxhaagxhkrita
Non-Invasive Inspections: A Review on Methods and Tools
2021
Sensors
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This paper conducted crucial research to identify suitable sensing techniques for machine health diagnosis in an NII manner, mainly to detect machine shaft misalignment and gearbox tooth damage for different ...
The researched tools are critically reviewed based on the published literature. ...
Conflicts of Interest: Authors declare that there is no conflict of interest. ...
doi:10.3390/s21248474
pmid:34960567
pmcid:PMC8705398
fatcat:vx55qnybdvbgpchch5mojmlpqq
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