Smart construction
Structural Health Monitoring (SHM)
Computer vision and deep learning applications for SHM
Smart sensor and sensor network
Measurement and prediction of long-term structural behavior
Education
(Ph.D.) University of Illinois at Urbana-Champaign, 2011
(M.S.) KAIST, 2002
(B.S.) KAIST, 2000
Experience
2021.09 - present Sunkyunkwan University, Professor
2019.09 - 2021.08 Sunkyunkwan University, Associate Professor
2015.09 - 2019.08 UNIST, Associate Professor
2011.07 - 2015.08 UNIST, Assistant Professor
Journal Articles
(2024)
A comparison study of edge line estimation algorithms for dimensional quality assessment of precast concrete slabs.
ADVANCES IN CIVIL ENGINEERING.
1,
1
(2023)
포인트 클라우드 기반 건축물 기울기 측정 자동화.
한국구조물진단유지관리공학회 논문집.
27,
5
(2023)
Range Image-Aided Edge Line Estimation for Dimensional Inspection of Precast Bridge Slab Using Point Cloud Data.
SUSTAINABILITY.
15,
16
(2023)
Estimation of Water Stagnation in Asphalt-Overlaid Bridges Using Ground-Penetrating Radar.
STRUCTURAL CONTROL & HEALTH MONITORING.
2023,
-
(2023)
Fast Detection of Missing Thin Propagating Cracks during Deep-Learning-Based Concrete Crack/Non-Crack Classification.
SENSORS.
23,
3
(2022)
Computer vision-based remote displacement monitoring system for in-situ bridge bearings robust to large displacement induced by temperature change.
SMART STRUCTURES AND SYSTEMS.
30,
5
(2022)
Fast identification of concrete cracks using 1D deep learning and explainable artificial intelligence-based analysis.
AUTOMATION IN CONSTRUCTION.
143,
1
(2022)
Sensor data-based probabilistic monitoring of time-history deflections of railway bridges induced by high-speed trains.
STRUCTURAL HEALTH MONITORING-AN INTERNATIONAL JOURNAL.
21,
6
(2022)
Wireless safety monitoring of a water pipeline construction site using LoRa communication.
SMART STRUCTURES AND SYSTEMS.
30,
5
(2022)
Nontarget-based displacement measurement using LiDAR and camera.
AUTOMATION IN CONSTRUCTION.
142,
1
(2022)
Comparative study of long-term displacement measurement methods- Focusing on a Pre-stressed concrete bridge under construction.
MEASUREMENT.
201,
1
(2022)
Monitoring of self-healing in concrete with micro-capsules using a combination of air-coupled surface wave and computer-vision techniques.
STRUCTURAL HEALTH MONITORING-AN INTERNATIONAL JOURNAL.
21,
4
(2022)
A machine learning procedure for seismic qualitative assessment and design of structures considering safety and serviceability.
JOURNAL OF BUILDING ENGINEERING.
50,
1
(2022)
Automated concrete crack evaluation using stereo vision with two different focal lengths.
AUTOMATION IN CONSTRUCTION.
135,
1
(2022)
Damage-Detection Approach for Bridges with Multi-Vehicle Loads Using Convolutional Autoencoder.
SENSORS.
22,
5
(2022)
Capturing research trends in structural health monitoring using bibliometric analysis.
SMART STRUCTURES AND SYSTEMS.
29,
2
(2021)
Special Issue on "Smart City and Smart Infrastructure".
SENSORS.
21,
21
(2021)
가속도계 설치 개수 및 위치에 따른 딥러닝 기반 교량 손상 추정 영향 분석.
한국방재학회논문집.
21,
5
(2021)
Automated Damage Localization and Quantification in Concrete Bridges Using Point Cloud-Based Surface-Fitting Strategy.
JOURNAL OF COMPUTING IN CIVIL ENGINEERING.
35,
6
(2021)
Nontarget-Based Measurement of 6-DOF Structural Displacement Using Combined RGB Color and Depth Information.
IEEE-ASME TRANSACTIONS ON MECHATRONICS.
26,
3
Patent/Intellectual Property
시공품질 관리를 위한 영상기반 변위계측 프로그램.
C-2020-047476.
20201203.
KOREA, REPUBLIC OF
Image classification using deep learning(딥러닝 기반 이미지 분류).
C-2020-045174.
20201126.
KOREA, REPUBLIC OF
가설기자재 외관조사 목적의 영상정합 프로그램.
C-2020-045187.
20201126.
KOREA, REPUBLIC OF
형상기반 시공성 사전판단 프로그램.
C-2020-040418.
20201110.
KOREA, REPUBLIC OF
Conference Paper
(2021)
Prediction of long-term longitudinal bearing response using Bayesian optimization & artificial neural network model.
한국전산구조공학회 학술심포지엄.
KOREA, REPUBLIC OF
(2021)
계측기반 시공 시뮬레이션을 이용한 프리팹 교량 시공지원.
한국교량및구조공학회.
KOREA, REPUBLIC OF
(2021)
스캔 계획을 이용한 프리캐스트 바닥판 형상 계측 고속화 방법.
한국전산구조공학회 학술심포지엄.
KOREA, REPUBLIC OF
(2021)
프리팹 시공을 위한 계측기반 시공 시뮬레이션.
한국전산구조공학회 학술심포지엄.
KOREA, REPUBLIC OF
(2021)
Automated Real-Time Crack Assessment of Building Indoor Using RGB-D Camera.
PHMAP21.
KOREA, REPUBLIC OF
(2021)
Fast classification of concrete crack and non-crack using computationally efficient 2D images to 1D DFT-CNN.
PHMAP21.
KOREA, REPUBLIC OF
(2021)
Prognostic Monitoring of Asphalt Pavement Using Ground Penetrating Radar (GPR).
PHMAP21.
KOREA, REPUBLIC OF
(2021)
Condition monitoring of asphalt pavement using ground penetrating radar.
ASEM21.
KOREA, REPUBLIC OF
(2021)
Long-Term bearing displacement estimation model using artificial neural network and Bayesian optimization.
ASEM21.
KOREA, REPUBLIC OF
(2021)
Nontarget-based displacement measurement using LiDAR combined with camera.
ASEM21.
KOREA, REPUBLIC OF
(2021)
Rapid geometrical inspection system for precast bridge slabs using laser scanning.
ASEM21.
KOREA, REPUBLIC OF
(2021)
Understand hidden knowledge within deep learning architecture with 1D-CNN for ultrasonic guided wave-based applications.
한국소음진동공학회 춘계학술대회.
KOREA, REPUBLIC OF
(2021)
프리팹 바닥판 조립을 위한 계측기반 가상시공 기법.
한국전산구조공학회 정기학술대회.
KOREA, REPUBLIC OF
(2020)
포인트 클라우드 기반 콘크리트 구조의 외관손상 추정.
한국전산구조공학회.
KOREA, REPUBLIC OF
(2020)
프리팹 바닥판의 형상기반 시공성 사전판단.
한국전산구조공학회.
KOREA, REPUBLIC OF
(2020)
3차원 포인트 클라우드 기반 구조물 손상탐지 기술 개발.
한국구조물진단유지관리공학회.
KOREA, REPUBLIC OF
(2020)
3차원 포인트 클라우드를 이용한 논타겟 컴퓨터 비전 기반 구조물 변위 측정 기법.
한국구조물진단유지관리공학회.
KOREA, REPUBLIC OF
(2020)
상시 계측 자료를 활용한 케이블 감쇠비 추정 자동화.
한국소음진동공학회.
KOREA, REPUBLIC OF
(2020)
Camera Motion-Induced Error Compensation for Computer Vision-Based Displacement Measurement.
IABSE Conference Seould 2020.
KOREA, REPUBLIC OF
(2020)
3차원 포인트 클라우드를 활용한 구조물 손상 탐지 자동화.
한국비파괴검사학회.
KOREA, REPUBLIC OF