Results 21 to 30 of about 37,881 (309)

Advanced Techniques for Ground Penetrating Radar Imaging [PDF]

open access: yes, 2021
Ground penetrating radar (GPR) has become one of the key technologies in subsurface sensing and, in general, in non-destructive testing (NDT), since it is able to detect both metallic and nonmetallic targets.

core   +1 more source

Top coal thickness detection method for intelligent fully-mechanized working face

open access: yesGong-kuang zidonghua, 2021
Detecting the thickness of the top coal in a fully mechanized working face in advance can provide a basis for precise control of the top coal caving, which is beneficial to achieving a balance between the coal caving recovery rate and coal quality.
YANG Xiuyu1   +3 more
doaj   +1 more source

The SIMCA algorithm for processing Ground Penetrating Radar data and its use in landmine detection [PDF]

open access: yes, 2012
The main challenge of ground penetrating radar (GPR) based land mine detection is to have an accurate image analysis method that is capable of reducing false alarms.
Cockshott, W.P.   +3 more
core   +1 more source

Forward Modelling and Detection of GPR in Urban Road Base Disease

open access: yesChemical Engineering Transactions, 2015
Ground penetrating radar is a high-resolution engineering geophysical method which has better detection effect to disengaging, cavities and leakiness in urban road base. This paper is based on the principle of ray tracing through the forward modelling of
Y.W. Bao   +4 more
doaj   +1 more source

Ground Penetrating Radar survey

open access: yesArcheologia e Calcolatori. Supplementi, 2019
Since 2016, an extensive survey has been conducted at the archaeological site of Doclea in the areas between the forum, the basilica, the Capitolium, the thermae and the walls of the city, as well as around the eastern medieval churches, and in the S part of the temple of Dea Roma and of the private house.
Cozzolino Marilena, Vincenzo Gentile
openaire   +3 more sources

Coal-rock interface detection method using ground penetrating radar and its experiment

open access: yesGong-kuang zidonghua, 2015
Coal-rock interface detection principle using ground penetrating radar was introduced. Feasibility and practicability of using ground penetrating radar technology to detect coal-rock interface was discussed.
LI Liang   +4 more
doaj   +1 more source

Time-frequency spectral analysis of step frequency continuous wave and impulse ground penetrating radar

open access: yes, 2023
2016 16th International Conference on Ground Penetrating Radar (GPR), 13-16 June 2016, Hong Kong, China202305 bckwAccepted ManuscriptRGCPublishedGreen ...
Sato, M, Lai, WWL, Wong, PTW
core   +1 more source

Research on Void Signal Recognition Algorithm of 3D Ground-Penetrating Radar Based on the Digital Image

open access: yesFrontiers in Materials, 2022
The three-dimensional ground-penetrating radar system is an effective method to detect road void disease. Ground penetrating radar image interpretation has the characteristics of multi-solution, long interpretation period, and high professional ...
Zhiyong Huang   +4 more
doaj   +1 more source

Study on main inclined shaft empty hole detection technology in Songxinzhuang coalmine

open access: yes矿业科学学报, 2017
Because of the influence of underground empty hole, ground subsidence in Songxinzhuang coalmine happered. To research the empty hole distribution around the main inclined shaft, the ground penetrating radar was used to detect the roof, floor and lateral ...
Qiao Xu   +4 more
doaj   +1 more source

Analysis of the capabilities of the detection of underground optical lines using ground penetrating radar scanning technology [PDF]

open access: yesZbornik radova Departmana za geografiju, turizam i hotelijerstvo, 2017
Optical telecommunication lines (fiber optic) are used to transfer large amounts of information and are most commonly constructed with non metallic materials.
Bajčeta Vladan
doaj   +1 more source

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