Robust estimation of dielectric constant by GPR using an antenna array. - Hai Liu 002; Motoyuki Sato (IGARSS, 2011)

Monitoring of dynamic groundwater level change by ground penetrating radar for quantitattive estinmation of hydraulic parameters. - Hai Liu 002; Yuya Yokota; Kazunori Takahashi; Motoyuki Sato (IGARSS, 2012)

Determination of the phase center position and delay of a Vivaldi antenna. - Hai Liu 002; Motoyuki Sato (IEICE Electron. Express, 2013)

Investigation on near range SAR for inspecting inner structure of buildings. - Motoyuki Sato; Kazunori Takahashi; Hai Liu 002; Christian N. Koyama (IGARSS, 2014)

Measurement of Dielectric Permittivity and Thickness of Snow and Ice on a Brackish Lagoon Using GPR. - Hai Liu 002; Kazunori Takahashi; Motoyuki Sato (IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2014)

Reverse-time migration and full waveform inversion applied to a stationary MIMO GPR system. - Hai Liu 002; Yuxian Zhang; Qiu Chen; Feng Han 005; Qing Huo Liu (IGARSS, 2016)

Spectral Element Method and Domain Decomposition for Low-Frequency Subsurface EM Simulation. - Yuanguo Zhou; Linlin Shi; Na Liu 011; Chunhui Zhu; Hai Liu 002; Qing Huo Liu (IEEE Geosci. Remote. Sens. Lett., 2016)

Post-Earthquake Damage Inspection of Wood-Frame Buildings by a Polarimetric GB-SAR System. - Hai Liu 002; Christian N. Koyama; Jinfeng Zhu; Qing Huo Liu; Motoyuki Sato (Remote. Sens., 2016)

Three-Dimensional Reconstruction of Objects Embedded in Spherically Layered Media Using Variational Born Iterative Method. - Yongjin Chen; Paiju Wen; Feng Han 005; Na Liu 011; Hai Liu 002; Qing Huo Liu (IEEE Geosci. Remote. Sens. Lett., 2017)

Three-Dimensional Scattering and Inverse Scattering From a Disturbed Region in Planarly Layered Cold Unmagnetized Plasma Media. - Paiju Wen; Yongjin Chen; Feng Han 005; Na Liu 011; Hai Liu 002; Qing Huo Liu (IEEE Geosci. Remote. Sens. Lett., 2017)

In-Situ Measurement of Soil Permittivity at Various Depths for the Calibration and Validation of Low-Frequency SAR Soil Moisture Models by Using GPR. - Christian N. Koyama; Hai Liu 002; Kazunori Takahashi; Masanobu Shimada; Manabu Watanabe; Tseedulam Khuut; Motoyuki Sato (Remote. Sens., 2017)

Two-Dimensional Reverse-Time Migration Applied to GPR With a 3-D-to-2-D Data Conversion. - Hai Liu 002; Zhijun Long; Bo Tian; Feng Han 005; Guangyou Fang; Qing Huo Liu (IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2017)

Estimating Azimuth of Subsurface Linear Targets By Polarimetric GPR. - Hai Liu 002; Xiaoyun Huang; Bangan Xing; Jie Cui; Billie F. Spencer; Qing Huo Liu (IGARSS, 2018)

GPU acceleration of time gating based reverse time migration using the pseudospectral time-domain algorithm. - Jiangang Xie; Zichao Guo; Hai Liu 002; Qing Huo Liu (Comput. Geosci., 2018)

Quantitative Stability Analysis of Ground Penetrating Radar Systems. - Hai Liu 002; Bangan Xing; Jinfeng Zhu; Bin Zhou; Fei Wang 053; Xiongyao Xie; Qing Huo Liu (IEEE Geosci. Remote. Sens. Lett., 2018)

A Hybrid Method Applied to Improve the Efficiency of Full-Waveform Inversion for Pavement Characterization. - Jingwei Zhang; Shengbo Ye; Li Yi 002; Yuquan Lin; Hai Liu 002; Guangyou Fang (Sensors, 2018)

Simultaneous Estimation of Rebar Diameter and Cover Thickness by a GPR-EMI Dual Sensor. - Feng Zhou; Zhongchang Chen; Hai Liu 002; Jie Cui; Billie F. Spencer; Guangyou Fang (Sensors, 2018)

Frequency-Domain Reverse-Time Migration of Ground Penetrating Radar Based on Layered Medium Green's Functions. - Hai Liu 002; Zhijun Long; Feng Han 005; Guangyou Fang; Qing Huo Liu (IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2018)

Joint Inversion of Electromagnetic and Seismic Data Based on Structural Constraints Using Variational Born Iteration Method. - Tian Lan 002; Hai Liu 002; Na Liu 011; Jinghe Li; Feng Han 005; Qing Huo Liu (IEEE Trans. Geosci. Remote. Sens., 2018)

A New Inversion Method Based on Distorted Born Iterative Method for Grounded Electrical Source Airborne Transient Electromagnetics. - Bingyang Liang; Chen Qiu; Feng Han 005; Chunhui Zhu; Na Liu 011; Hai Liu 002; Fubo Liu; Guangyou Fang; Qing Huo Liu (IEEE Trans. Geosci. Remote. Sens., 2018)

Filtering out Antenna Effects From GPR Data by an RBF Neural Network. - Jingwei Zhang; Shengbo Ye; Hai Liu 002; Li Yi 002; Guangyou Fang (IEEE Geosci. Remote. Sens. Lett., 2019)

Hybrid Polarimetric GPR Calibration and Elongated Object Orientation Estimation. - Hai Liu 002; Xiaoyun Huang; Feng Han 005; Jie Cui; Billie F. Spencer; Xiongyao Xie (IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2019)

Multifrequency 3-D Inversion of GREATEM Data by BCGS-FFT-BIM. - Chen Qiu; Bingyang Liang; Feng Han 005; Hai Liu 002; Chunhui Zhu; Na Liu 011; Fubo Liu; Guangyou Fang; Qing Huo Liu (IEEE Trans. Geosci. Remote. Sens., 2019)

Data Arrangement With Rotation Transformation for Fully Polarimetric Synthetic Aperture Radar. - Fang Shang; Xiaoyun Huang; Hai Liu 002; Akira Hirose 001 (IEEE Geosci. Remote. Sens. Lett., 2020)

Subsurface Reconstruction From GPR Data by 1-D DBIM and RTM in Frequency Domain. - Junping Xiao; Xi Tang; Bingyang Liang; Feng Han 005; Hai Liu 002; Qing Huo Liu (IEEE Geosci. Remote. Sens. Lett., 2020)

Application of Full-Polarimetric GPR to Rebar Corrosion Detection. - Hai Liu 002; Jingyang Zhong; Zefan Yang; Xu Meng; Feng Ding (IGARSS, 2021)

Penetration Properties of Ground Penetrating Radar Waves Through Rebar Grids. - Hai Liu 002; Hantao Lu; Jianying Lin; Feng Han 005; Chao Liu; Jie Cui; Billie F. Spencer (IEEE Geosci. Remote. Sens. Lett., 2021)

Hybrid Reconstruction of Subsurface 3-D Objects Using FRTM and VBIM Enhanced by Monte Carlo Method. - Xi Tang; Jiawen Li; Lixiao Wang; Feng Han 005; Hai Liu 002; Qing Huo Liu (IEEE Geosci. Remote. Sens. Lett., 2021)

Generation of High-Precision Ground Penetrating Radar Images Using Improved Least Square Generative Adversarial Networks. - Yunpeng Yue; Hai Liu 002; Xu Meng; Yinguang Li; Yanliang Du (Remote. Sens., 2021)

Ice Detection by Roper Onboard China's "Zhurong" Mars Rover: an Laboratory Experiment. - Jianhui Li; Hai Liu 002; Xu Meng (IGARSS, 2022)

Image Reconstruction and Interpretation of Chang' e-5 Lunar Regolith Penetrating Radar Data. - Yida Tan; Zhijie Chen; Hai Liu 002; Xu Meng; Bin Zhou; Guangyou Fang (TSP, 2022)

Deep learning-based nondestructive evaluation of reinforcement bars using ground-penetrating radar and electromagnetic induction data. - Xiaofeng Li; Hai Liu 002; Feng Zhou; Zhongchang Chen; Iraklis Giannakis; Evert C. Slob (Comput. Aided Civ. Infrastructure Eng., 2022)

A Study of Automatic Recognition and Localization of Pipeline for Ground Penetrating Radar Based on Deep Learning. - Haobang Hu; Hongyuan Fang; Niannian Wang; Hai Liu 002; Jianwei Lei; Duo Ma; Jiaxiu Dong (IEEE Geosci. Remote. Sens. Lett., 2022)

Migration of Ground Penetrating Radar With Antenna Radiation Pattern Correction. - Hai Liu 002; Zhijie Chen; Hantao Lu; Feng Han 005; Chao Liu; Jing Li 005; Jie Cui (IEEE Geosci. Remote. Sens. Lett., 2022)

Numerical Verification of Full Waveform Inversion for the Chang'E-5 Lunar Regolith Penetrating Array Radar. - Jing Li 005; Lige Bai; Hai Liu 002 (IEEE Trans. Geosci. Remote. Sens., 2022)

Improved Detection of Buried Elongated Targets by Dual-Polarization GPR. - Hai Liu 002; Feng Ding; Jianhui Li; Xu Meng; Chao Liu; Hongyuan Fang (IEEE Geosci. Remote. Sens. Lett., 2023)

Discrimination Between Dry and Water Ices by Full Polarimetric Radar: Implications for China's First Martian Exploration. - Hai Liu 002; Jianhui Li; Xu Meng; Bin Zhou; Guangyou Fang; Billie F. Spencer (IEEE Trans. Geosci. Remote. Sens., 2023)

Geological Features of Martian Coastline Revealed by Mars Rover Penetrating Radar (Roper) Onboard Zhurong Rover. - Jianhui Li; Hai Liu 002; Xu Meng; Diwen Duan (IGARSS, 2024)

Collaborative Imaging of Subsurface Cavities Using Ground-Pipeline Penetrating Radar. - Hai Liu 002; Junhong Chen; Xiaoyu Zhang; Dingwu Dai; Jie Cui; Billie F. Spencer (IEEE Geosci. Remote. Sens. Lett., 2024)

Enhancing GPR Multisource Reverse Time Migration With a Feature Pyramid Attention Network. - Xiangyu Wang 012; Junhong Chen; Guiquan Yuan; Qin He; Hai Liu 002 (IEEE Trans. Geosci. Remote. Sens., 2024)

VAE-ResNet Cascade Network: An Advanced Algorithm for Stochastic Clutter Suppression in Ground Penetrating Radar Data. - Xiangyu Wang 012; Hai Liu 002 (IEEE Trans. Geosci. Remote. Sens., 2024)

FusionInv-GAN: Advancing GPR Data Inversion With RTM-Guided Deep Learning Techniques. - Xiangyu Wang 012; Guiquan Yuan; Xu Meng; Hai Liu 002 (IEEE Trans. Geosci. Remote. Sens., 2024)

Surface Permittivity Estimation of Southern Utopia Planitia by High-Frequency RoPeR in Tianwen-1 Mars Exploration. - Lilong Zou; Hai Liu 002; Amir M. Alani; Guangyou Fang (IEEE Trans. Geosci. Remote. Sens., 2024)

Refined Modeling of Heterogeneous Medium for Ground-Penetrating Radar Simulation. - Hai Liu 002; Dingwu Dai; Lilong Zou; Qin He; Xu Meng; Junhong Chen (Remote. Sens., 2024)

GPR-FWI-Py: Open-source Python software for multi-scale regularized full waveform inversion in Ground Penetrating Radar using random excitation sources. - Xiangyu Wang 012; Hai Liu 002; Xu Meng; Hesong Hu (Comput. Geosci., 2025)

Trunk Health Condition Inspection Using Integrated 3-D Photogrammetry and Holographic Radar Tomography. - Lilong Zou; Xuan Feng; Hai Liu 002; Amir M. Alani; Cai Liu (IEEE Trans. Geosci. Remote. Sens., 2025)