Results 1 to 10 of about 13,767 (192)

Quality evaluation of ground improvement by deep cement mixing piles via ground-penetrating radar [PDF]

open access: yesNature Communications, 2023
Deep cement mixing piles are a key technology for treating settlement distress of soft soil subgrade. However, it is very challenging to accurately evaluate the quality of pile construction due to the limitations of pile material, large number of piles ...
Hongyan Shen   +14 more
doaj   +2 more sources

Crack Unet: Crack Recognition Algorithm Based on Three-Dimensional Ground Penetrating Radar Images [PDF]

open access: yesSensors, 2022
Three-dimensional (3D) ground-penetrating radar is an effective method for detecting internal crack damage in pavement structures. Inefficient manual interpretation of radar images and high personnel requirements have substantially restrained the ...
Jiaming Tang   +6 more
doaj   +2 more sources

Research on Time Series-Based Pipeline Ground Penetrating Radar Calibration Angle Prediction Algorithm [PDF]

open access: yesSensors
The pipeline ground-penetrating radar stands as an indispensable detection device for ensuring underground space security. A wheeled pipeline robot is deployed to traverse the interior of urban underground drainage pipelines along their central axis.
Maoxuan Xu   +4 more
doaj   +2 more sources

Combining Electromagnetic Spectroscopy and Ground-Penetrating Radar for the Detection of Anti-Personnel Landmines [PDF]

open access: yesSensors, 2019
Dual mode detectors combining metal detection and ground-penetrating radar are increasingly being used during humanitarian demining operations because of their ability to discriminate metal clutter.
Liam A. Marsh   +6 more
doaj   +2 more sources

Advanced Inversion Techniquesfor Ground Penetrating Radar

open access: yesJournal of Telecommunications and Information Technology, 2017
Ground Penetrating Radar (GPR) systems arenowadays standard inspection tools in several application areas, such as subsurface prospecting, civil engineering and cultural heritage monitoring.
Alessandro Fedel   +2 more
doaj   +2 more sources

Review of Ground Penetrating Radar Applications for Water Dynamics Studies in Unsaturated Zone

open access: yesRemote Sensing, 2022
For water dynamics investigation in unsaturated (vadose) zones, ground penetrating radar is a popular hydro-geophysical method because it is non-invasive for soil, has high resolution and the results have a direct link with water content.
Minghe Zhang   +9 more
doaj   +1 more source

A Review on Impulse RADAR [PDF]

open access: yesInternational Journal of Electronics and Telecommunications, 2021
RADAR plays a vital role in military applications since its origin in the 2nd world war. Recently it has been used in surface inception, health monitoring, infrastructure health monitoring, etc.
Saket Kumar   +3 more
doaj   +1 more source

System‐based specifications for better design of ground‐penetrating radar antennas

open access: yesIET Microwaves, Antennas & Propagation, 2023
Currently, no publicly available comprehensive set of specifications exists for the design of ground‐penetrating radar antennas. Specifications are presented and derived for the design of a ground‐penetrating radar antenna based on the antenna's ...
Samuel Wagner   +3 more
doaj   +1 more source

Investigating and Mapping Abo Al-za’ar Archaeology Hill Using GPR Technique

open access: yesIraqi Geological Journal, 2022
The Ground Penetrating Radar survey can increase the amount and quality of the information when applied to archaeological prospection. In comparison to other geophysical methods, the Ground Penetrating Radar method's effectiveness rests in its ...
Ameen A. Al-Shamkhy, Najah Abd-Al-Hasan
doaj   +1 more source

Overview of modern methods of processing georadar signals in tasks of defectoscopy

open access: yesВісник Харківського національногоуніверситету імені В.Н. Каразіна. Серія: Радіофізика та електроніка, 2022
Relevance. The relevance of research is due to the need to implement strategic tasks to extend the residual resource of engineering structures and ensure their reliability.
D.O. Batrakov   +3 more
doaj   +1 more source

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