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In this paper, a new classification model based on covariance matrices is built in order to classify buried objects. The inputs of the proposed models are the hyperbola thumbnails obtained with a classical Ground Penetrating Radar (GPR)…

计算机视觉与模式识别 · 计算机科学 2024-11-21 Douba Jafuno , Ammar Mian , Guillaume Ginolhac , Nickolas Stelzenmuller

Ground Penetrating Radar (GPR) is one of the most important non-destructive evaluation (NDE) instruments to detect and locate underground objects (i.e., rebars, utility pipes). Many previous researches focus on GPR image-based feature…

计算机视觉与模式识别 · 计算机科学 2021-05-19 Jinglun Feng , Liang Yang , Ejup Hoxha , Diar Sanakov , Stanislav Sotnikov , Jizhong Xiao

Ground Penetrating Radar (GPR) is a very useful non-destructive evaluation (NDE) device for locating and mapping underground assets prior to digging and trenching efforts in construction. This paper presents a novel robotic system to…

图像与视频处理 · 电气工程与系统科学 2022-04-21 Jinglun Feng , Liang Yang , Ejup Hoxha , Jiang Biao , Jizhong Xiao

Subsurface evaluation of railway tracks is crucial for safe operation, as it allows for the early detection and remediation of potential structural weaknesses or defects that could lead to accidents or derailments. Ground Penetrating Radar…

机器学习 · 计算机科学 2025-01-22 Farhad Kooban , Aleksandra Radlińska , Reza Mousapour , Maryam Saraei

Spaceborne synthetic aperture radar can provide meters scale images of the ocean surface roughness day or night in nearly all weather conditions. This makes it a unique asset for many geophysical applications. Sentinel 1 SAR wave mode…

计算机视觉与模式识别 · 计算机科学 2022-04-12 Nicolae-Catalin Ristea , Andrei Anghel , Mihai Datcu , Bertrand Chapron

Ground-penetrating radar (GPR) has emerged as a prominent tool for imaging internal defects in cylindrical structures, such as columns, utility poles, and tree trunks. However, accurately reconstructing both the shape and permittivity of…

信号处理 · 电气工程与系统科学 2026-02-12 Jiwei Qian , Yee Hui Lee , Kaixuan Cheng , Qiqi Dai , Arda Yalcinkaya , Mohamed Lokman Mohd Yusof , James Wang , Abdulkadir C. Yucel

Terrain classification is an important problem for mobile robots operating in extreme environments as it can aid downstream tasks such as autonomous navigation and planning. While RGB cameras are widely used for terrain identification,…

机器人学 · 计算机科学 2024-04-16 Anja Sheppard , Jason Brown , Nilton Renno , Katherine A. Skinner

In this paper we analyze the performance of time-reversal (TR) techniques in conjunction with various Ground Penetrating Radar (GPR) pre-processing methods aimed at improving detection of subsurface targets. TR techniques were first…

地球物理 · 物理学 2017-10-11 Vinicius R. N. Santos , Fernando L. Teixeira

Data-driven deep learning has been successfully applied to various computed tomographic reconstruction problems. The deep inference models may outperform existing analytical and iterative algorithms, especially in ill-posed CT…

机器学习 · 计算机科学 2023-07-13 Hyojin Kim , Kyle Champley

The horizontal orientation angle and vertical inclination angle of an elongated subsurface object are key parameters for object identification and imaging in ground penetrating radar (GPR) applications. Conventional methods can only extract…

图像与视频处理 · 电气工程与系统科学 2022-01-05 Hai-Han Sun , Yee Hui Lee , Chongyi Li , Genevieve Ow , Mohamed Lokman Mohd Yusof , Abdulkadir C. Yucel

General full-wave electromagnetic solvers, such as those utilizing the finite-difference time-domain (FDTD) method, are computationally demanding for simulating practical GPR problems. We explore the performance of a near-real-time, forward…

信号处理 · 电气工程与系统科学 2021-11-25 Utsav Akhaury , Iraklis Giannakis , Craig Warren , Antonios Giannopoulos

Deep learning is an increasingly popular approach for inverting surface wave dispersion curves to obtain Vs profiles. However, its generalizability is constrained by the depth and velocity scales of training data. We propose a unified deep…

地球物理 · 物理学 2025-09-30 Tianjian Cheng , Hongrui Xu , Jiayu Feng , Xiongyu Hu , Chaofan Yao

Ground Penetrating Radar (GPR) is a widely used Non-Destructive Testing (NDT) technique for subsurface exploration, particularly in infrastructure inspection and maintenance. However, conventional interpretation methods are often limited by…

信号处理 · 电气工程与系统科学 2026-01-15 Meiyan Kang , Shizuo Kaji , Sang-Yun Lee , Taegon Kim , Hee-Hwan Ryu , Suyoung Choi

In this paper, we propose deformable deep convolutional neural networks for generic object detection. This new deep learning object detection framework has innovations in multiple aspects. In the proposed new deep architecture, a new…

计算机视觉与模式识别 · 计算机科学 2015-06-03 Wanli Ouyang , Xiaogang Wang , Xingyu Zeng , Shi Qiu , Ping Luo , Yonglong Tian , Hongsheng Li , Shuo Yang , Zhe Wang , Chen-Change Loy , Xiaoou Tang

Ground penetrating radar (GPR) is an efficient technique used for rapidly recognizing embedded rebar in concrete structures. However, due to the difficulty in extracting signals from GPR data and the intrinsic coupling between the rebar…

图像与视频处理 · 电气工程与系统科学 2020-05-21 Zhongming Xiang , Ge Ou , Abbas Rashidi

Ground Penetrating Radar (GPR) has emerged as a pivotal tool for non-destructive evaluation of subsurface road defects. However, conventional GPR image interpretation remains heavily reliant on subjective expertise, introducing…

计算机视觉与模式识别 · 计算机科学 2025-12-29 Haotian Lv , Yuhui Zhang , Jiangbo Dai , Hanli Wu , Jiaji Wang , Dawei Wang

RNA's diverse biological functions stem from its structural versatility, yet accurately predicting and designing RNA sequences given a 3D conformation (inverse folding) remains a challenge. Here, I introduce a deep learning framework that…

定量方法 · 定量生物学 2026-01-06 Annabelle Yao

The study of neurodegenerative diseases relies on the reconstruction and analysis of the brain cortex from magnetic resonance imaging (MRI). Traditional frameworks for this task like FreeSurfer demand lengthy runtimes, while its accelerated…

图像与视频处理 · 电气工程与系统科学 2020-10-23 Rodrigo Santa Cruz , Leo Lebrat , Pierrick Bourgeat , Clinton Fookes , Jurgen Fripp , Olivier Salvado

Ground penetrating radar (GPR) based localization has gained significant recognition in robotics due to its ability to detect stable subsurface features, offering advantages in environments where traditional sensors like cameras and LiDAR…

计算机视觉与模式识别 · 计算机科学 2025-03-03 Pengyu Zhang , Xieyuanli Chen , Yuwei Chen , Beizhen Bi , Zhuo Xu , Tian Jin , Xiaotao Huang , Liang Shen

Pan-sharpening is an important technique for remote sensing imaging systems to obtain high resolution multispectral images. Recently, deep learning has become the most popular tool for pan-sharpening. This paper develops a model-based deep…

计算机视觉与模式识别 · 计算机科学 2021-03-09 Shuang Xu , Jiangshe Zhang , Zixiang Zhao , Kai Sun , Junmin Liu , Chunxia Zhang