Structural Mechanics and Dynamics Group
Department of Civil and Environmental Engineering
Saitama University
255 Shimo-Okubo, Sakura, Saitama 338-8570, Japan
2021 , Intelligence, Informatics and Infrastructure Outstanding Data Award: Semi-autopilot UAV flight path control for bridge structural health monitoring under GNSS-denied environment, Katrina Montes, Sal Saad Al Deen Taher, Ji Dang, Pang-Jo Chun. (https://doi.org/10.11532/jsceiii.2.2_19)
2020 , Intelligence, Informatics and Infrastructure Outstanding Potential Paper Award
STRUCTURE CONTEXT BASED PIXEL-LEVEL DAMAGE DETECTION FOR RUBBER BEARING Jiyuan SHI, Ji DANG, Rongzhi ZUO, Kazuhiro SHIMIZU, Akira TSUNODA, Yasuhiro SUZUKI
2016 , Best Presentation (the 19th Symposium on Performance-based Seismic Design Method for Bridges) , Ji Dang, H. Kanai, Bidha L. Joshi: 危機耐性と経年劣化を考慮した機能分離型免制振橋,Proc. of the 20th Symposium on Performance-based Seismic Design Method for Bridges, Vol19, pp.45-52, 2016
2015 , 70th JSCE Symposiom Excellent Presetation, Taku Sato, Ji Dang, Akira Igarashi, Yukio Atachi, Kunihiro Hayashi: Bayesian Probability Assessment for Deformation Limit of Deteriorated Rubber Bearings and Residual Seismic Performance Evaluation , Proc. of the 70th JSCE Anual Presentation Meeting, Vol.70, I-557, pp.1-2, 2015
2013 , Excellent Paper Award , The Second International Symposium on Earthquake Engineering, 2013 Japan Association for Earthquake Engineering for the paper entitled: Nonlinear Numerical Hysteresis Model for Bi-directionally Loaded Elastomeric Isolation Bearings
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Awards of Supervised Students (5)
2022, JAEE Annual Meeting, Excellent Presentation Award, Sanjeev Bhatta, Ji Dang: Post-Earthquake Multiclass Damage Detection of Reinforced Concrete Buildings Using Quantum Convolutional Neural Network. (https://www.jaee.gr.jp/jp/2022/12/20/12811/)
2021, Young Researcher Award, 9th International Conference on Experimental Vibration Analysis for Civil Engineering Structures(EVACES 2021), Sal Saad Al Deen Taher, paper:Autonomous Multiple Damage Detection and Segmentation In Structures Using Mask R-CNN.
2017 , 72th JSCE Symposiom Excellent Presetation, Ashish Shrestha, Ji Dang, Xin Wang:Bridge Health Monitoring System Based on Smart Devices in Takamatsu Bridge , Proc. of the 70th JSCE Anual Presentation Meeting, Vol.72, CS2-057, pp.1-2, 2017
2017 , Best Presentation (the 20th Symposium on Performance-based Seismic Design Method for Bridges) , Ashish SHRESTHA, Ji DANG, Xin WANG, Shogo MATSUNAGA, Pang-jo CHUN: Seismic Response and Health Monitoring System for Takamatsu Bridge using Smart Devices,Proc. of the 20th Symposium on Performance-based Seismic Design Method for Bridges, Vol20, pp.275-282, 2017
2015 , Excellent Paper Award , Ashish SHRESTHA, Ji DANG, Xin WANG: Feasibility of Smart Devices In Structural Vibration Measurement, Proceedings of the 11th Annual Meeting of Japan Association for Earthquake Engineering,JAEE, 11(P2):35-1~6,2015
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Book(2)
(Chapter Author) Ji Dang:Chapter 18 Seismic Risk-Based Design for Bridge,Reliability-Based Analysis and Design of Structures and Infrastructure, Editors:Ehsan Noroozinejad Farsangi, Mohammad Noori, Paolo Gardoni, Izuru Takewaki, Humberto Varum, Aleksandra Bogdanovic, pp.275-284,CRC Press, ISBN:9780367758080, 2021.
(As Editor)Zhishen Wu, Tomonori Nagayama, Ji Dang, Rodrigo Astroza: Experimental Vibration Analysis for Civil Engineering Structures (Lecture Notes in Civil Engineering 224),Springer:pp.1-592,2022.
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Journal Papers (Peer Reviewed)
52.Fujian Tang, Jiangwei Qin, Els Verstrynge, Ji Dang, Hong-Nan Li: Characterization of single-mode multimode single-mode fiber optic sensors for steel rebar corrosion monitoring in NaCl and simulated concrete pore solutions, Measurement Science and Technology, Vol.34, No.4, pp.1-14, 2023.
51.Tatsuro Yamane, Pang-jo Chun, Ji Dang, Riki Honda: Recording of bridge damage areas by 3D integration of multiple images and reduction of the variability in detected results, Computer-Aided Civil and Infrastructure Engineering, Published online, 2023.
50.Fujian Tang, Guoshuai Zhou, Tong Li, Ji Dang, Hong-Nan Li: Fe-C Coated Single Mode-Multimode-Single Mode Optical Fiber Sensor for Steel Corrosion Monitoring, IEEE Sensors Journal, Vol.02, Iss.19, pp.18508-18516, 2022. DOI:10.1109/JSEN.2022.3201089.
49.Mida Cui, Gang Wu, Ji Dang, ZhiQiang Chen, Minghua Zhou: Deep learning‐based condition assessment for bridge elastomeric bearings, Journal of Civil Structural Health Monitoring, Vol.12, pp.245–261, 2022.
48.Yuqing Tan, Ji Dang, Akira Igarashi, Takehiko Himeno, Yuki Hamada: Hysteretic restoring force model of high damping rubber bearings including thermo-mechanical coupled effect, Engineering Structure, Vol. 277, pp.115449.1-12, 2022.
39. Ahmed Silik, Mohammad Noori, Wael A Altabey, Ji Dang, Ramin Ghiasi, Zhishen Wu: Optimum wavelet selection for nonparametric analysis toward structural health monitoring for processing big data from sensor network: A comparative study,Structure Health Monitoring,Vol.21, Iss.03, pp.803-825, 2022.
https://doi.org/10.1177/14759217211010261
37.Luyao WANG, Ji DANG, Xin WANG, Ashish SHRESTHA:Waveform-Based Fracture Identification of Steel Beam Ends Using Convolutional Neural Networks,Structural Control and Health Monitoring, Vol.28, Iss.9, pp.1-23, 2021.
36. Jiyuan Shi, Ji Dang, Mida Cui, Rongzhi Zuo, Kazuhiro Shimizu, Akira Tsunoda and Yasuhiro Suzuki: Improvement of Damage Segmentation Based on Pixel-Level Data Balance Using VGG-Unet,Applied Science,Vol.11, Iss.2, pp.518.1-17, 2021.
35. Ashish SHRESTHA, Ji DANG:Deep Learning-Based Real-Time Auto Classification of Smartphone Measured Bridge Vibration Data, Sensors,Vol.20, Iss.9, pp.2710.1-21, 2020.
31.Jiyuan SHI, Ji DANG, Rongzhi ZUO, Kazuhiro SHIMIZU, Akira TSUNODA, Yasuhiro SUZUKI:Structure Context Based Pixel-Level Damage Detection for Rubber Bearing, JSCE, Intelligence, Informatics and Infrastructure,Vol.1(Iss.1):pp.18-24 2020
30. Pang-jo Chun, Ji Dang, Shunsuke Hamasaki, Ryosuke Yajima, Toshihiro Kameda, Hideki Wada, Tatsuro Yamane, Shota Izumi, and Keiji Nagatani:Utilization of Unmanned Aerial Vehicle, Artificial Intelligence, and Remote Measurement Technology for Bridge Inspections, ,J. Robot. Mechatron.,Vol.32, No.6,pp.1244-1258, 2020.
29. Ashish Shrestha, Ji Dang, Keisuke Nakajima, Xin Wang:Image Processing-Based Real-Time Displacement Monitoring Methods Using Smart Devices,,Structural Control and Health Monitoring,Vol.27(Iss.02):pp.e2473.1-18, 2019.
28. Ashish Shrestha, Ji Dang, Xin Wang, Shogo Matsunaga:Smartphone based Bridge Seismic Monitoring System and Long-Term Field Application Tests ,ASCE's Journal of Structural Engineering, Vol. 146, Iss.02, 2020.
27. Xi Chen, Gang Wu, ShiTong Hou, JiaJun Fan, Ji Dang and ZhiQiang Chen:Development of Tactile Imaging for Underwater Structural Damage Detection, Sensors, 19(3952):1-20 2019.
26. Yanyan LIU, Akira Igarashi, Ji Dang:Implications of bidirectional interaction on nonlinear seismic response of steel piers ,Journal of Constructional Steel Research, Vol.160, pp.289-300, 2019.
22. Ashish SHRESTHA, Ji DANG, Xin WANG: Development of a Smart-device based Vibration-measurement System: Effectiveness examination and application cases to existing structure, Structural Control and Health Monitoring, Vol.25(Issue.3):pp.e2120.1-18 2018
21. Xi Wang,Susumu Kurahashi, Hao Wu, Hongjun Si, Qiang Ma, Ji Dang, Dongwang Tao, Jiwei Feng, Kojiro Irikura: Building Damage Concentrated to Longtoushan Town during the 2014 Ms 6.5 Ludian Earthquake, Yunnan, China: Reason Examination and Implications,Journal of Seismology, Published Online,May 2017.
20. Ji Dang, Huihui Yuan, Igarashi Akira, Tetsuhiko Aoki: Multiple-Spring Model for Square-Section Steel Bridge Columns under Bidirectional Seismic Load, Journal of Structural Engineering ASCE,Volumn 143, Issue 5,pp.0417005-1-16, 2017.
16. D.A. Nguyen, J. Dang, Y. Okui, A.F.M.S. Amin, S. Okada, T. Imai: An improved rheology model for the description of the rate-dependent cyclic behavior of high damping rubber bearings,Soil Dynamics and Earthquake Engineering, Vol.77: pp.416-431, 2015
11. Huihui Yuan, Ji Dang, Tetsuhiko Aoki: Behavior of Partially Concrete-Filled Steel Tube Bridge Piers under Bi-Directional Seismic Excitations, Journal of Constructional Steel Research, Vol.93, pp.44-54, 2014.
10. H.K. Mishra, A. Igarashi, J. Dang, H. Matsushima:Pseudo-dynamic testing for seismic performance assessment of buildings with seismic isolation system using scrap tire rubber pad isolators,Journal of Civil Engineering and Architecture,Vol.8, No.1:73-80 2014.
9. Huihui Yuan, Ji Dang, Tetsuhiko Aoki:Experimental Study of the Seismic Behavior of Partially Concrete Filled Steel Bridge Piers under Bidirectional Dynamic Loading,Earthquake Engineering & Structural Dynamics, Vol.42, Issue 15, pp.2197-2216, 2013.
6. Ji Dang, Tetsuhiko Aoki: Bidirectional loading hybrid tests of square cross-sections of steel bridge piers, Earthquake Engineering & Structural Dynamics,Vol.42,Issue 8, pp.1111-1130, 2013.
5. Ahmed ALHOURANI, Ji DANG and Takeshi KOIKE: A Framework for Performance-Based Seismic Design Approach for Developing Countries,土木学会論文集A1,Vol.69(No.4), pp.I_195-I_206, 2013.
Ashish SHRESTHA, Ji DANG:
BRIDGE VIBRATION STATUS REALIZATION METHOD USING DEEP LEARNING AND SMART DEVICES,
Proceedings of the Ninth Symposium on Disaster Mitigation and Resilience of Infrastructures and Lifeline Systems,9, pp.35-42, 201901.
Nikesh MAHARJAN, Ji DANG, Ashish SHRESTHA:
BRIDGE DAMAGE RECOGNITION FROM STRUCTURAL ACCELERATION DATA USING MACHINE LEARNING,
Proceedings of the Ninth Symposium on Disaster Mitigation and Resilience of Infrastructures and Lifeline Systems,9:pp.64-70, 201901.
Luyao WANG, Ji DANG, Xin WANG:
PRELIMINARY STUDY ON A NEURAL NETWORK BASED FAST EARTHQUAKE DAMAGE DETECTION METHOD FOR BUILDING STRUCTURES,
第 15 回日本地震工学シンポジウム論文集,15, pp.2070-2079, 201812.
Ji Dang, Ashish Shrestha, Pong-jo Chun:
Bridge Damage Detection Using Unmanned Arial Vehicle and Deep Convolutional Neural Network,
The 7th Asia Conference on Earthquake Engineering,7, ACEE0048.1-8, 201811.
Ji Dang, Daijiro Haruta, Yuki Tabata, Ashish Shrestha, Pong-jo Chun:
Training General Bridge Damage Detection Deep Net using Inspection Data Base,
Proceedings of the 1st IABSE Young Engineers Colloquium in East Asia,1, pp.62-63, 201810.
シャリスタ アシシ,党 紀,清水 和弘:
ON-SITE APPLICATION OF SMART DEVICE BASED BRIDGE DISPLACEMENT MONITORING SYSTEM,
土木学会第73回年次学術講演会講演概要集,73(1), pp.CS2.012.1-2, 201808.
J. Dang, A. Shrestha, D. Haruta, Y. Tabata, P. Chun, K. Okubo: Site Verification Tests for UAV Bridge Inspection and Damage Image Detection Based on Deep Learning, Proceeding of the 7th World Conference on Structural Control and Monitoring, 7WCSCM 2018, pp.1548-1557, 2018.
A. Shrestha, J. Dang, K. Nakajima, X. Wang: Field implementation of image process based real-time bridge displacement monitoring using smart devices, Proceeding of the 7th World Conference on Structural Control and Monitoring, 7WCSCM 2018, pp.2122-2129, 2018.
J. Dang, A. Shrestha, X. Wang, S. Matsunaga, P.J Chun, S. Asamoto: Low Cost Bridge Seismic Monitoring Applying Used Smart Phones and Cloud Server, Proceeding of the 11th National Conference on Earthquake Engineering, Los Angels, C.A. TT045-02, pp.1-10, 2018.
A. Shrestha, J. Dang, X. Wang, S. Matsunaga, P. Chun : Smart Seismic Response and Health Monitoring System for Takamatsu Bridge, Proceedings of the 13th International Workshop on Advanced Smart Materials and Smart Structures Technology, ANCRiSST2017, pp.369-378, 2017.
J. Dang, K. Endo, S. Matsunaga, A. Kasai: Performance Evaluation of Unmanned Aerial Vehicle for Bridge Inspection and Application in 2016 Kumamoto Earthquake, 3rd Huixian International Forum on Earthquake Engineering for Young Researchers Urbana-Champaign 2017, Vol 3:247, pp.1-8, 2017.
Ashish SHRESTHA, Ji DANG, Xin WANG, Shogo Matsunaga: SEISMIC RESPONSE AND BRIDGE HEALTH MONITORING SYSTEM USING SMART DEVICES – A CASE STUDY AND LONG-TERM TEST ON TAKAMATSU BRIDGE, Proceedings of The 13th Annual Meeting of Japan Association for Earthquake Engineering, Vol.13, pp.E-2.1-10, 2017.
Daijiro Haruta, Ji Dang, Ashish Shrestha: Research on bridge inspection using drone and automatic damage detection by deep learning: The 5th International Conference on Engineering, Energy and Environment, The 5th International Conference on Engineering, Energy and Environment,5: Abstract only 2017.
Ashish Shrestha, Ji Dang, Xin Wang and Shogo Matsunaga: Smart Seismic Response and Long-Term Health Monitoring System on Takamatsu Bridge, The 5th International Conference on Engineering, Energy and Environment, The 5th International Conference on Engineering, Energy and Environment,5, pp.355-360, 2017.
(Best Presentation Award) Ashish SHRESTHA, Ji DANG, Xin WANG, Shogo MATSUNAGA, Pang-jo CHUN: Seismic Response and Health Monitoring System for Takamatsu Bridge using Smart Devices, Proceedings of the 20th Symposium on Performance Based Seismic Design for Bridges, Vol. 20, pp.275-282, 2017.
Ashish Shrestha, Ji Dang, Xin Wang, Shogo Matsunaga, Shingo Asamoto, Ohkubo Kazuaki and Pang-jo Chun, Bridge Health Monitoring System Based on Smart Devices in Takamatsu Bridge, 2nd JSCE-CICHE Joint Workshop, 2017.
J. Dang, D. Haruta, A. Shrestha, H. Endo, S. Matsunaga, A. Kasai and X. Wang: Arial Patrol for Bridge Routine and Post Earthquake Emergency Inspection using Small Aerial Photography UAV, Proceeding of 5th International Symposium on Advances in Civil and Environmental Engineering Practices for Sustainable Development (ACEPS-2017), 2017.
党紀,金井寛裕,Bidha L. Joshi:危機耐性と経年劣化を考慮した機能分散型免制震構造の一提案, 第36回地震工学研究発表会,36(0973), pp.1-12, 2016.
Ji Dang, Daijiro Haruta, Ashish Shrestha, Shogo Matsunaga, Xin Wang: Preliminary Study on Bridge Earthquake Emergency Inspection Using General Purposed UAV, Proceeding of the 14th International Symposium on Structural Engineering (ISSE-14),14:304, 2016.
Bidha L. Joshi, Ji Dang: Numerical Model for Seismic Performance Evaluation of Function Scattered Bridge, Proceedings of the 12th Annual Meeting of Japan Association for Earthquake Engineering,12(P4-5): pp.1-10, 2016.
Ashish SHRESTHA, Ji DANG, Xin WANG: Preliminary Study on Image Processing Based Real-Time Displacement Monitoring Methods Using Smart Devices, Proceedings of the 12th Annual Meeting of Japan Association for Earthquake Engineering,12(P4-5), pp.1-10, 2016.
Ji DANG, Nguyen Dung, Yoshiaki OKUI, Takashi IMAI, Shinya OKADA: Rate Dependency Behavior of High Damping Rubber Bearings in Low Temperature and Rheology Model, IABSE,IABSE Nara 2015:392-392 201505
Ji Dang, Xin Wang, Ashish Shrestha, Yusuke Kikuchi: LOW PRICE SEISMIC AND STRUCTURAL RESPONSE MEASUREMENT METHOD USING SMART DEVICES, SSA(Seismological Society of America),SSA 2015 Meeting Abstracts:No.99 201504
Ji DANG, Yuki EBISAWA, Akira IGARASHI: Statistical evaluation of dynamic response for isolated bridges under bi-directional seismic loading, JAEE,Proc. 14th Japan Earthquake Engineering Symposium (14JEES) ,14:65-72 201412
Ji Dang, Yuki Ebisawa, Akira Igarashi: A statistical study for bi-directional seismic interaction effect in isolated bridges, USMCA,Proc. 13th International Symposium on New Technologies for Urban Safety of Mega Cities in Asia ,13:Session 6-No.4 201411
Kunihiro HAYASHI, Yukio ADACHI, Akira IGARASHI, Ji DANG:
Experimental Evaluation of Aging Deterioration of Rubber Bearings in Highway Bridges
European Association of Earthquake Engineering (EAEE) and European Seismological Commission (ESC),Proc. 2nd European Conference on Earthquake Engineering and Seismology (2ECEES),2(Paper No.1251):1-8, 2014.10
Yuki Ebisawa, Ji Dang, Akira Igarashi:
Incremental Dynamic Analysis for bi-directional seismic performance of isolated bridges
the National Center for Research on Earthquake Engineering (NCREE) and the National Taiwan University (NTU),Proc. 5th Asia Conference on Earthquake Engineering (ACEE2014) ,5(19-003):1-7, 2014.10
Ji Dang, Akira Igarashi, Yuta Murakoshi:
Nonlinear numerical hysteresis model for bidirectionally loaded elastomeric isolation bearings
Proc. 2nd International Symposium on Earthquake Engineering, No.2 131-140, 2013.11
** Excellent Papper Award **
Ji Dang, Huihui Yuan, Tetsuhiko Aoki, Akira Igarashi,
Multiple-Spring Model Analysis for Squre-Sectional Steel Bridge Columns,
Proc. 10th Pacific Structure Steel Conference, Vol.10(099),978-981,2013.10
A. Alhourani, M. Onuki, J. Dang, T. Koike,
Simplified performance-based seismic design approach for developing countries, syria as case study,
Proc. 13th East Asia-Pasific Conference on Structural Engineering,Vol.13,D-1-4, 2013.09
Ji Dang, Akira Igarashi, Yuta Murakoshi:
Experimental validation of bi-directional numerical modeling for elastomeric isolation bearings
Proc. 1st International Symposium on Earthquake Engineering, JAEE 1 317-322 Nov 2012
Huihui YUAN, Ji DANG, Tetsuhiko AOKI:
EXPERIMENTAL STUDY FOR SEISMIC PERFORMANCE OF CONCRETE FILLED SQUARE SECTION STEEL BRIDGE PIERS UNDER BI-LATERAL GROUND EXCITATION,
Proceedings of the 32nd Conference on Earthquake Engineering 32(3) 221-221 Oct 2012
Ahmed ALHOURAI, Dang JI and Takeshi KOIKE:
A FRAME WORK FOR PERFORMANCE-BASED SEISMIC DESIGN APPROACH FOR DEVELOPING COUNTRIES,
Proceedings of the 32nd Conference on Earthquake Engineering, JSCE 32 Oct 2012
Akira IGARASHI, Ji DANG, Yuta MURAKOSHI, Toshihiko ITO:
EXPERIMENTAL STUDY ON BIDIRECTIONAL RESTORING FORCE OF RUBBER BEARINGS UNDER BIDIRECTIONAL LOADING AND COMPARISON OF HYSTERETIC MODELS
Proc. 32th JSCE Earthquake Engineering Symposium 32(3-309) Oct 2012
Yuta Murakoshi, Akira Igarashi, Dang Ji, Toshihiko Ito:
Bi-directional experimental hybrid simulations of elastomeric isolation bearings for validation of hysteretic modeling,
Proc. 15th World Conference on Earthquake Engineering (15WCEE) 15 Sep 2012
Ji Dang, Akira Igarashi, Tetsuhiko Aoki:
A curves approximated multiple-spring model seismic response simulation for square-section steel bridge piers,
Proc. 15th World Conference on Earthquake Engineering (15WCEE) 15 Sep 2012
Ji Dang, Tetsuhiko Aoki:
The Cubic Curves Hysteresis Model of Steel Bridge Piers for Seismic Response Simulation,
9th Pacific Structure Steel Conference 2010
Tetsuhiko Aoki, Ji Dang:
Bi-directional Loading Hybrid Test of Square Section Steel Piers,
Proceedings of the 14th European Conference on Earthquake Engineering, 2010
T . Aoki , J . Dang , C . Zhang , Y . Fukumoto , and T . Takaku:
Dynamic Shear Tests of Low-yield Steel Panel Dampers for Bridge Bearing,
Proceedings of the sixth international conference of behaviour of steel structures in seismic areas 2009