Results 271 to 280 of about 77,389 (329)

Ground-Penetrating Radar

Encyclopedic Dictionary of Archaeology, 2021
openaire   +2 more sources

Introduction to ground penetrating radar

Ground Penetrating Radar, 2021
This chapter has briefly discussed the use of GPR as an NDT and an NDE tool. In contrast to other NDT methods, GPR is based on EM wave propagation, which provides advantages and limitations. Among the advantages, one can cite relatively low-cost of survey, compact size of equipment, excellent trade-off between resolution and depth of detection, and ...
X. L. Travassos, M. F. Pantoja, N. Ida
openaire   +2 more sources

Unmanned Aerial Vehicle-Based Ground-Penetrating Radar Systems: A review

IEEE Geoscience and Remote Sensing Magazine, 2022
Advances in unmanned aerial vehicle (UAV) technology have fostered its use in a wide range of areas, such as agriculture and forestry, surveillance and security, and infrastructure inspection.
Yuri Álvarez López   +3 more
semanticscholar   +1 more source

Contactless Ground Penetrating Radar Imaging: State of the art, challenges, and microwave tomography-based data processing

IEEE Geoscience and Remote Sensing Magazine, 2022
This article provides a comprehensive overview of the current state of the art in contactless ground-penetrating radar (GPR) systems. These devices offer many large-scale subsurface sensing possibilities based on different observation platforms and ...
I. Catapano   +5 more
semanticscholar   +1 more source

Detection of road cavities in urban cities by 3D ground-penetrating radar

, 2021
Cavities under urban roads have increasingly become a great threat to traffic safety in many cities. As a quick, effective, and high-resolution geophysical method, ground-penetrating radar (GPR) has been widely used to detect and image near-surface ...
Hai Liu   +6 more
semanticscholar   +1 more source

Deep Neural Network-Based Permittivity Inversions for Ground Penetrating Radar Data

IEEE Sensors Journal, 2021
Ground penetrating radar methods have been widely used for geological surveys, nondestructive inspections, advanced detections, and other subsurface structural detection processes.
Yintao Ji   +6 more
semanticscholar   +1 more source

Direct Velocity Inversion of Ground Penetrating Radar Data Using GPRNet

Journal of Geophysical Research: Solid Earth, 2021
Ground penetrating radar (GPR) is used to image the shallow subsurface as evident in earth and planetary exploration. Electromagnetic (EM) velocity (permittivity) models are inverted from GPR data for accurate migration.
Zi Xian Leong, T. Zhu
semanticscholar   +1 more source

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