Visualizing GPR Data Using Spatial-Subband Configuration
Sign Up to like & getrecommendations! Published in 2018 at "IEEE Access"
DOI: 10.1109/access.2018.2868797
Abstract: In ground penetrating radar (GPR) applications, base-scale analysis can be a powerful tool to support data analysis and to build a consensus in data interpretation. In this paper, a study using the spatial-subband as a… read more here.
Keywords: visualizing gpr; gpr; using spatial; spatial subband ... See more keywords
Efficient Denoising of Multidimensional GPR Data Based on Fast Dictionary Learning
Sign Up to like & getrecommendations! Published in 2024 at "IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing"
DOI: 10.1109/jstars.2024.3366397
Abstract: Denoising plays a fundamental role in ground penetrating radar (GPR) data processing and determines the effect of anomaly extraction, inversion imaging, and other subsequent processing. In recent years, the sparse dictionary representation method k-singular value… read more here.
Keywords: dictionary learning; gpr; gpr data; denoising multidimensional ... See more keywords
A Novel Multifrequency GPR Data Fusion Algorithm Based on Time-Varying Weighting Strategy
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Geoscience and Remote Sensing Letters"
DOI: 10.1109/lgrs.2021.3121771
Abstract: Ground-penetrating radar (GPR) technology plays an important role in near-surface geophysical surveys. Usually, the dataset acquired by a higher frequency antenna has higher resolution but limited penetration depth, while the dataset collected by a lower… read more here.
Keywords: time; novel multifrequency; fusion; gpr ... See more keywords
An Entropy-Based Analysis of GPR Data for the Assessment of Railway Ballast Conditions
Sign Up to like & getrecommendations! Published in 2017 at "IEEE Transactions on Geoscience and Remote Sensing"
DOI: 10.1109/tgrs.2017.2683507
Abstract: The effective monitoring of ballasted railway track beds is fundamental for maintaining safe operational conditions of railways and lowering maintenance costs. Railway ballast can be damaged over time by the breakdown of aggregates or by… read more here.
Keywords: data assessment; railway; gpr data; ballast ... See more keywords
Efficient Implementation of GPR Data Inversion in Case of Spatially Varying Antenna Polarizations
Sign Up to like & getrecommendations! Published in 2018 at "IEEE Transactions on Geoscience and Remote Sensing"
DOI: 10.1109/tgrs.2017.2779788
Abstract: Ground penetrating radar imaging from the data acquired with arbitrarily oriented dipole-like antennas is considered. To take into account variations of antenna orientations resulting in spatial rotation of antenna radiation patterns and polarizations of transmitted… read more here.
Keywords: data inversion; inversion; implementation gpr; method ... See more keywords
An Improved Hyperbolic Method and Its Application to Property Inversion in Martian Tianwen-1 GPR Data
Sign Up to like & getrecommendations! Published in 2023 at "IEEE Transactions on Geoscience and Remote Sensing"
DOI: 10.1109/tgrs.2023.3270518
Abstract: On May 15, 2021, the Tianwen-1 (TW-1) successfully landed on the surface of Mars within the southern Utopia Planitia (UP). It delivered a rover named Zhurong equipped with ground penetrating radar (GPR), a device that… read more here.
Keywords: gpr; improved hyperbolic; gpr data; dielectric constant ... See more keywords
Loss Tangent Estimation From GPR Data in Complex Medium Scenarios Using Amplitude and Power Spectrum Centroid Frequency Shift Methods
Sign Up to like & getrecommendations! Published in 2023 at "IEEE Transactions on Geoscience and Remote Sensing"
DOI: 10.1109/tgrs.2023.3272795
Abstract: Electromagnetic (EM) losses estimation in complex scenarios lacking subsurface continuous reflectors is challenging. We present here a robust approach based on the centroid frequency shift method and Ricker wavelet as the input signal, to compute… read more here.
Keywords: frequency shift; centroid frequency; gpr data; loss tangent ... See more keywords
Full-Waveform Inversion of Multifrequency GPR Data Using a Multiscale Approach Based on Deep Learning
Sign Up to like & getrecommendations! Published in 2024 at "IEEE Transactions on Geoscience and Remote Sensing"
DOI: 10.1109/tgrs.2024.3382331
Abstract: Ground penetrating radar (GPR) full-waveform inversion (FWI) can make full use of kinematics information and dynamics information to achieve the highest theoretical resolution, serving as a promising tool for reconstructing subsurface structures and the physical… read more here.
Keywords: deep learning; based deep; gpr data; waveform inversion ... See more keywords
Deep Learning-Based Suppression of Strong Noise in GPR Data for Railway Subgrade Detection
Sign Up to like & getrecommendations! Published in 2024 at "IEEE Transactions on Geoscience and Remote Sensing"
DOI: 10.1109/tgrs.2024.3400309
Abstract: Ground-penetrating radar (GPR) is a nondestructive near-surface geophysical detection method, which is often used to locate subgrade diseases in railway subgrade detection. However, the strong noise reflected by the sleeper will obscure the effective information… read more here.
Keywords: railway; railway subgrade; subgrade detection; gpr data ... See more keywords
SN-1DcycleGAN: An Unsupervised Learning-Based Network for Sleeper Interference Suppression in Ballasted Track GPR Data
Sign Up to like & getrecommendations! Published in 2024 at "IEEE Transactions on Geoscience and Remote Sensing"
DOI: 10.1109/tgrs.2024.3413993
Abstract: Ground-penetrating radar (GPR) is extensively used for evaluating the condition of ballast layers. However, the detection accuracy is often compromised by the significant interference caused by concrete sleepers, which can obscure the characteristics of the… read more here.
Keywords: gpr; gpr data; sleeper interference; unsupervised learning ... See more keywords
Indicator-Guided Multifrequency GPR Data Fusion With Transformer
Sign Up to like & getrecommendations! Published in 2024 at "IEEE Transactions on Geoscience and Remote Sensing"
DOI: 10.1109/tgrs.2024.3432933
Abstract: Multifrequency ground penetrating radar (GPR) data fusion integrates complementary information from multiple single central frequency measurements into a composite radargram, broadening the spectral bandwidth of signals and improving interpretation efficiency and accuracy. Here, we develop… read more here.
Keywords: fusion; multifrequency gpr; data fusion; gpr data ... See more keywords