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Wei Chen, Xianglin Fu, Wanqing Chen and Zijun Peng
For the development of reinforced concrete structures and infrastructure construction, traditional rebar checking and acceptance methods have shortcomings in terms of efficiency. The use of digital image processing technology cannot easily identify a reb...
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Enrique Aldao, Higinio González-Jorge, Luis Miguel González-deSantos, Gabriel Fontenla-Carrera and Joaquin Martínez-Sánchez
The inspection and maintenance of track ballast are fundamental tasks for the preservation of the condition of railway networks. This work presents an application based on a low-cost solid-state LiDAR system, which allows the user to accurately measure t...
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Wen-Tien Hsiao, Wen-Chi Kuo, Hsin-Hon Lin and Lu-Han Lai
Digital radiography (DR) is a mature technology and has been broadly used in medical diagnosis. Currently, it?s also used for fruit quality inspection in the market. This purpose of the study is to conduct non-destructive experiments for visual compariso...
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KweonSoo Seo and Sunjai Kim
Purpose: The aim of this study was to present a new method to analyze the three-dimensional accuracy of complete-arch dental impressions and verify the reliability of the method. Additionally, the accuracies of conventional and intraoral digital impressi...
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Gordana Jakovljevic, Miro Govedarica, Flor Alvarez-Taboada and Vladimir Pajic
Digital elevation model (DEM) has been frequently used for the reduction and management of flood risk. Various classification methods have been developed to extract DEM from point clouds. However, the accuracy and computational efficiency need to be impr...
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Paula Uribe Agudo, Jorge Angás Pajas, Fernando Pérez-Cabello, Jaime Vicente Redón and Beatriz Ezquerra Lebrón
This paper presents experimentation carried out at the Roman Republican city of La Caridad (Teruel, Spain), where different tools have been applied to obtain multispectral and thermal aerial images to enhance detection of archaeological cropmarks. Two di...
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Xuezhen Wu, Yujing Jiang, Jianhua Wang, Kusaba Masaya, Tetsuya Taniguchi and Takahide Yamato
The stability assessment of aged tunnel linings are mainly evaluated based on the visual inspection, and the Tunnel-lining Crack Index (TCI) is one of the most widely used tunnel lining health assessment indexes in Japan. However, the intersection and di...
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