Publications

Note: a research advisee and a postdoctoral fellow are denoted by an asterisk (*).

Peer-reviewed Journal Articles

J44. *Choi, G., and Han, S. (2023). Reinforcement Learning-based Dynamic Planning of Cut and Fill Operations for Earthwork Optimization. Automation in Construction, Elsevier, 156, 105111.

J43. *Seo, H., *Pham, H., Golabchi, A., Seo, J., and Han, S. (2023). A Case Study of Motion Data-driven Biomechanical Assessment for Identifying and Evaluating Ergonomic Interventions in Reinforced-Concrete Work. Developments in the Built Environment, Elsevier, 16, 100236.

J42. *Pham, H., and Han, S. (2023). Natural Language Processing with Multi-task Classification for Semantic Prediction of Risk Handling Actions in Construction Contracts. Journal of Computing in Civil Engineering, ASCE, 37 (6), 04023027.

J41. Hong, J., Choi, J., *Lee, J. *Cho, S., Hong, T., Han, S., Park, H.S., and Lee, D. (2023). Virtual Reality-based Analysis of the Effect of Construction Noise Exposure on Masonry Work Productivity. Automation in Construction, Elsevier, 150, 104844.

J40. Cha, S., Ma, J., Seo, J., Kim, J., and Han, S. (2023). Empirical Comparison of Spatial Experience between Photo-based IVE and Real Space. Architectural Science Review, Taylor and Francis Ltd, 66 (1), 1-16.

J39. *Cho, S., and Han, S. (2022). Reinforcement Learning-based Simulation and Automation for Tower Crane 3D Lift Planning. Automation in Construction, Elsevier, 144, 104620.

J38. *Ahn, S., Han, S., Altaf, M. S., and Al-Hussein, M. (2022). Integrating Off-site and On-site Panelized Construction Schedules using Fleet Dispatching. Automation in Construction, Elsevier, 137, 104201.

J37. *Mahmood, B., Han, S., and Seo, J. (2022). Implementation Experiments on Convolutional Neural Network Training using Synthetic Images for 3D Pose Estimation of an Excavator on Real Images. Automation in Construction, Elsevier, 133, 103996.

J36. *Pham, H., *Rafieizonooz, M., Han, S., and Lee, D. (2021). Current Status and Future Directions of Deep Learning Applications for Safety Management in Construction. Sustainability, MDPI, 13 (24), 13579.

J35. *Heo, J., Moon, H., Chang, S., Han, S., and Lee, D. (2021). Case Study of Solar Photovoltaic Power-plant Site Selection for Infrastructure Planning using a BIM-GIS-based Approach. Applied Sciences, MDPI, 11 (18), 8785.

J34. *Lee, K., and Han, S. (2021). Convolutional Neural Network Modeling Strategy for Fall-related Motion Recognition using Acceleration Features of a Scaffolding Structure. Automation in Construction, Elsevier, 130, 103857.

J33. *Heo, J., Song, K., Han, S., and Lee, D. (2021). Multi-Channel Convolutional Neural Network for Integration of Meteorological and Geographical Features in Solar Power Forecasting. Applied Energy, Elsevier, 295, 117083.

J32. *Bae, J. and Han, S. (2021). Vision-based Inspection Approach using a Projector-camera System for Off-site Quality Control in Modular Construction: Experimental Investigation on Operational Conditions. Journal of Computing in Civil Engineering, ASCE, 35 (5), 04021012-(1-13).

J31. *Kim, J., Golabchi, A., Han, S., and Lee, D. (2021). Manual Operation Simulation using Motion-time Study toward Labor Productivity Estimation: A Case Study of Concrete Pouring Operations. Automation in Construction, Elsevier, 126, 103669.

J30. Jin, Y., Seo, J., Lee, J., Ahn, S., and Han, S. (2020). BIM-based Spatial Augmented Reality (SAR) For Architectural Design Collaboration: A Proof of Concept. Applied Sciences, MDPI, 10 (17), 5915.

J29. *Mahmood, B., Han, S., and Lee, D. (2020). BIM-based Registration and Localization of 3D Point Clouds of Indoor Scenes using Geometric Features for Augmented Reality. Remote Sensing, MDPI, 12 (14), 2302.

J28. Kim, B., Kim, C., Han, S., *Bae, J., and Jung, J. (2020). Is it a Good Time to Develop Commercial Photovoltaic Systems on Farmland? An American-style Option with Crop Price Risk. Renewable and Sustainable Energy Reviews, Elsevier, 125, 109827.

J27. Kim, B., Han, S., *Heo, J., and Jung, J. (2020). Proof-of-Concept of a Two-Stage Approach to the Selection of Suitable Slopes on a Highway Network for Solar Photovoltaic Systems: Case Study of South Korea. Renewable Energy, Elsevier, 151, 366-377.

J26. *Heo, J., Jung, J., Kim, B., and Han, S. (2020). Digital Elevation Model-based Convolutional Neural Network Modeling for Searching of High Solar Energy Regions. Applied Energy, Elsevier, 262, 114588.

J25. *Jung, Y., Jung, J., Kim, B., and Han, S. (2020). Long-Short Term Memory Recurrent Neural Network for Modeling of Temporal Patterns in Long-Term Power Forecasting of Solar PV Facilities: Case Study of South Korea. Journal of Cleaner Production, Elsevier, 250, 119476.

J24. *Ahn, S., Han, S., and Al-Hussein, M. (2020). Improvement of Transportation Cost Estimation for Prefabricated Construction using Geo-Fence-based Large-scale GPS Data Feature Extraction and Support Vector Regression. Advanced Engineering Informatics, Elsevier, 43, 101012.

J23. *Pereira, E., Ahn, S., Han, S., and AbouRizk, S. (2020). Finding Causal Paths between Safety Management System Factors and Accident Precursors. Journal of Management in Engineering, ASCE, 36 (2), 04019049-(1-11).

J22. *Ahn, S., Han, S., and Al-Hussein, M. (2019). 2D Drawing Visualization Framework for Applying Projection-based Augmented Reality in a Panelized Construction Manufacturing Facility: Proof of Concept. Journal of Computing in Civil Engineering, ASCE, 33 (5), 04019032-(1-15).

J21. Jung, J., Han, S., and Kim, B. (2019). Digital Numerical Map-oriented Estimation of Solar Energy Potential for Site Selection of Photovoltaic Solar Panels on National Highway Slopes. Applied Energy, Elsevier, 242, 57-68.

J20. *Chang, J., Han, S., AbouRizk, S., and Kanerva, J. (2019). Stratified Statistical Analysis for Effectiveness Evaluation of Frontline Worker Safety Intervention: Case Study of Construction Steel Fabrication. Safety Science, Elsevier, 115, 89-102.

J19. *Golabchi, A., Han, S., and AbouRizk, S. (2018). A Simulation and Visualization-based Framework of Labor Efficiency and Safety Analysis for Prevention through Design and Planning. Automation in Construction, Elsevier, 96, 310-323.

J18. *Golabchi, A., *Guo, X, *Liu, M., Han, S., Lee, S., and AbouRizk, S. (2018). An Integrated Ergonomics Framework for Evaluation and Design of Construction Operations. Automation in Construction, Elsevier, 95, 72-82.

J17. *Pereira, E., Han, S., and AbouRizk, S. (2018). Integrating Case-based Reasoning and Simulation Modeling for Testing Strategies to Control Safety Performance. Journal of Computing in Civil Engineering, ASCE, 32 (6), 04018047-(1-12).

J16. *Pereira, E., Han, S., AbouRizk, S., and Hermann, U. (2018). Case-based Reasoning Approach for Assessing Safety Performance using Safety-related Measures. Journal of Construction Engineering and Management, ASCE, 144 (9), 04018088-(1-10).

J15. *Pereira, E., Ahn, S., Han, S., and AbouRizk, S. (2018). Identification and Association of High-Priority Safety Management System Factors and Accident Precursors for Proactive Safety Assessment and Control. Journal of Management in Engineering, ASCE, 34 (1), 04017041-(1-12).

J14. *Pereira, E., Han, S., AbouRizk, S., and Hermann, U. (2017). Empirical Testing for Use of Safety-related Measures at Organizational Level to Assess and Control Onsite Risk Level. Journal of Construction Engineering and Management, ASCE, 143 (6), 05017004-(1-10).

J13. *Golabchi, A., Han, S., Fayek, A. R., and AbouRizk, S. (2016). Stochastic Modeling for Assessment of Human Perception and Motion Sensing Errors in Ergonomic Analysis. Journal of Computing in Civil Engineering, ASCE, 31 (4), 04017010-(1-11).

J12. *Golabchi, A., Han, S., AbouRizk, S., and Kanerva, J. (2016). Micro-Motion Level Simulation for Efficiency Analysis and Duration Estimation of Manual Operations. Automation in Construction, Elsevier, 71, 443-452.

J11. *Liu, M., Han, S. and Lee, S. (2016). Tracking-based 3D Human Skeleton Extraction from Stereo Video Camera toward an On-site Safety and Ergonomic Analysis. Construction Innovation, Emerald, 16 (3), 348-367.

J10. *Golabchi, A., Han, S., and Fayek, A. R. (2016). A Fuzzy Logic Approach to Posture-based Ergonomic Analysis for Field Observation and Assessment of Construction Manual Operations. Canadian Journal of Civil Engineering, 43 (4), 294-303.

J9. *Golabchi, A., Han, S., Seo, J,, Han, S., Lee, S., and Al-Hussein, M. (2015). An Automated Biomechanical Simulation Approach to Ergonomic Job Analysis for Workplace Design. Journal of Construction Engineering and Management, ASCE, 141 (8), 04015020.

J8. Seo, J., Han, S., Lee, S., and Kim, H. (2015). Computer Vision Techniques for Construction Safety and Health Monitoring. Advanced Engineering Informatics, Elsevier, 29 (2), 239-251.

J7. Seo, J, Starbuck, R., Han, S., Lee, S., and Armstrong, T. J. (2014). Motion Data-driven Biomechanical Analysis during Construction Tasks on Sites. Journal of Computing in Civil Engineering, ASCE, 29, B4014005.

J6. Han, S., Saba, F., Lee, S., Mohamed, Y., and Pena-Mora, F. (2014). Toward an Understanding of the Impact of Production Pressure on Safety Performance in Construction Operations. Accident Analysis and Prevention, Elsevier, 68, 106-116.

J5. Han, S., Lee, S., and Pena-Mora, F. (2014). Comparative Study of Motion Features for Similarity-based Modeling and Classification of Unsafe Actions in Construction. Journal of Computing in Civil Engineering, ASCE, 28 (5), A4014005.
 2014 Best Paper Award  

J4. Han, S., Achar, M., Lee, S., and Pena-Mora, F. (2013). Empirical Assessment of an RGB-D Sensor on Motion Capture and Action Recognition for Construction Worker Monitoring. Visualization in Engineering, Springer, 1 (1), 1-13.

J3. Han, S., and Lee, S. (2013). A Vision-based Motion Capture and Recognition Framework for Behavior-based Safety Management. Automation in Construction, Elsevier, 35, 131-141.

J2. Han, S., Lee, S., and Pena-Mora, F. (2013). Vision-based Detection of Unsafe Actions of a Construction Worker: A Case Study of Ladder Climbing. Journal of Computing in Civil Engineering, ASCE, 27 (6), 635-644.

J1. Chen, A. Y., Han, S., Lee, S., and Pena-Mora, F. (2011). A Civilian Reporting Service to Guide Converging Resources for Search and Rescue in Disaster Response. Journal of Construction Engineering and Project Management (JCEPM), 1 (3), 45-51.

In Review/Preparation

(J45). *Mahmood, B., Han, S., and Kim, S. (2024). Experimental Investigation on Operating Conditions for Augmented Reality utilizing Indoor Building Element’s Images as Markers for Construction and Facility Management. Computers in Industry, Elsevier. (submitted in April 2024)

(J46). *Pham, H., and Han, S. (2024). Realistic Generation of Training Images from Synthetic Images for Computer Vision-based Pose Estimation of an Excavator. Automation in Construction, Elsevier. (submitted in April 2023)

(J). *Yoon, C., Ham, Y., and Han, S. (2024). A Reinforcement Learning Approach to Adaptive 3D Simulation and Visualization of Excavator Operations. Automation in Construction, Elsevier. (will be submitted in May 2024)

(J). *Rafieizonooz, M., *Pham, H., Han, S., Seo, J., and Khankhaje, E. (2024). Convolutional Neural Network Applications in Construction Engineering and Management: A Literature Review from Data Perspective. Automation in Construction, Elsevier. (will be submitted in May 2024)

(J). *Lee, J., and Han, S. (2023). Reinforcement Learning-based Digital Twin Modeling for Virtual Estimation and Experimentation of Dump Truck Operations in Earthwork (Toward Digital Twin???). Automation in Construction, Elsevier. (will be submitted in June 2023)

Conference Papers

C40. *Pham, H., and Han, S. (2024). An Application of Cycle GAN for Creating Generated Real Training Images with 3D Excavator Pose Labels from a Synthetic Model. 2024 Construction Research Congress (CRC), Des Moines, Iowa, United States, March 20-23, 2024.

C39. *Hong, J., *Pham, H., *Mahmood, B., and Han, S. (2022). GPS-based Cycle Time Estimation for Automated Productivity Monitoring of Ongoing Earthwork Operations. The 22nd International Conference on Construction Applications of Virtual Reality (CONVR), Seoul, Korea, November 16-19, 2022.

C38. Song, K., Lee, G., Han, S., and Lee, S. (2022). Evaluation of Construction Workers’ Emotional States during Virtual Reality-Based Safety Training. 2022 Construction Research Congress (CRC), Arlington, Virginia, United States, March 9-12, 2022.

C37. *Kim, J., Ahn, S., and Han, S. (2020). Impact of VR Settings on Immersiveness in VR-based Construction Skills Training: Case Study of Scaffolding Work. 2020 Construction Research Congress (CRC), Tempe, AZ, United States, March 8-10, 2020.

C36. *Jung, Y., Jung, J., Kim, B., and Han, S. (2019). Estimating the Monthly Power Generation of a Photovoltaic Plant using a Locally Weighted Linear Regression. 2019 International Congress and Conference on Computational Design and Engineering (I3CDE), Penang, Malaysia, July 7-10, 2019.

C35. *Mahmood, B., and Han, S. (2019). 3D Registration of Indoor Point Clouds for Augmented Reality. 2019 ASCE International Conference on Computing in Civil Engineering (I3CE), Atlanta, Georgia, USA, June 17-19, 2019.

C34. *Bae, J., and Han, S. (2019). Segmentation Approach to Detection of Discrepancy between As-built and As-planned Structure Images on a Construction Site. 2019 ASCE International Conference on Computing in Civil Engineering (I3CE), Atlanta, Georgia, USA, June 17-19, 2019.

C33. *Heo, J., Jung, J., Kim, B., and Han, S. (2019). DEM-based Convolutional Neural Network Modeling for Estimation of the Solar Irradiation: Comparison on the Effect of DEM resolutions. The 36th International Symposium on Automation and Robotics in Construction (ISARC), Banff, Alberta, Canada, May 21-24, 2019.

C32. *Ahn, S., Han, S., and Al-Hussein, M. (2017). Machine Learning Application of the Logistics Cost Estimation in the Panelized Construction. 2017 Modular and Offsite Construction (MOC) Summit, Shanghai, China, November 10-12, 2017.

C31. *Pereira, E., Han, S., and AbouRizk, S. (2017). Integrated Data Analytics-simulation Framework for Proactive Assessment of Safety Performance. Lean & Computing in Construction Congress (LC3), Heraklion, Greece, July 4-12, 2017.

C30. *Liu, M., Han. S., and Lee, S. (2017). Potential of Convolutional Neural Network-based 2D Human Pose Estimation for On-site Activity Analysis of Construction Workers. 2017 ASCE International Workshop on Computing in Civil Engineering (IWCCE), Seattle, WA, June 25-27, 2017.

C29. *Golabchi, A., Han, S., and AbouRizk, S. M. (2017). Post-simulation Visualization of Construction Manual Operations using Motion Capture Data. 2017 ASCE International Workshop on Computing in Civil Engineering (IWCCE), Seattle, WA, June 25-27, 2017.

C28. *Golabchi, A., Han, S., AbouRizk, S. M., and Kanerva, J. (2016). Simulation-Based Analysis of Operational Efficiency and Safety in a Virtual Environment. Winter Simulatin Conference (WSC) 2016, Washington, D. C., December 11-14, 2016.

C27. *Ahn, S. Han, S., and Al-Hussein, M. (2016). Recovery Time Analysis of Back Muscle Fatigue at the Panelized Residential Modular Construction Factory. 2016 Modular and Offsite Construction (MOC) Summit, Edmonton, Alberta, Canada, September 29-October 1, 2016.

C26. *Guo, X., *Golabchi, A., Han, S. and Kanerva, J. (2016). 3D Modeling of Workplaces for Time and Motion Study of Construction Labors. The 16th International Conference on Computing in Civil and Building Engineering (ICCCBE), Osaka, Japan, July 6-8, 2016.

C25. *Golabchi, A., Han, S. and AbouRizk, S. M. (2016). Evaluating the Impact of Motion Sensing Errors on Ergonomic Analysis. 2016 Construction Research Congress (CRC), San Juan, Puerto Rico, May 31-June 2, 2016.

C24. *Liu, M., Hong, D., Han, S. and Lee, S. (2016). Silhouette-Based On-Site Human Action Recognition in Single-View Video. 2016 Construction Research Congress (CRC), San Juan, Puerto Rico, May 31-June 2, 2016.

C23. *Golabchi, A., Han, S. and AbouRizk, S. M. (2015). A 3D Visualization Framework for Productive and Ergonomic Workplace Design. The 15th International Conference on Construction Applications of Virtual Reality (CONVR), Banff, Alberta, Canada, October 5-7, 2015.

C22. *Golabchi, A., Han, S. and AbouRizk, S. M. (2015). Integration of Ergonomic Analysis into Simulation Modeling of Manual Operations. The 16th ASIM Dedicated Conference on Simulation in Production and Logistics, Dortmund, Germany, September 23-25, 2015.

C21. *Golabchi, A., Han, S. and AbouRizk, S. M. (2015). Integration of Predetermined Motion Time Systems into Simulation Modelling of Manual Construction Operations. 2015 CSCE International Construction Specialty Conference (ICSC 2015), Vancouver, BC, Canada, June 8-10, 2015.

C20. *Pereira, E., Taghaddos, H., Hermann, R., Han, S., and AbouRizk, S. (2015). A Conceptual Accident Causation Model based on the Incident Root Causes. 2015 CSCE International Construction Specialty Conference (ICSC 2015), Vancouver, BC, Canada, June 8-10, 2015.

C19. Al-Alawi, M., Ali, M., Johnson, S., Han, S., Mohamed, Y., and AbouRizk, S. (2015). Constructability: Capabilities, Implementation, and Barriers. 2015 CSCE International Construction Specialty Conference (ICSC 2015), Vancouver, BC, Canada, June 8-10, 2015.

C18. *Golabchi, A., Han, S., and Fayek, A. R. (2015). An Application of Fuzzy Ergonomic Assessment for Human Motion Analysis in Modular Construction. 2015 Modular and Offsite Construction (MOC) Summit & 1st International Conference on the Industrialization of Construction (ICIC), Edmonton, Alberta, Canada, May 19-21, 2015.

C17. Starbuck, R., Seo, J., Han, S., and Lee, S. (2014). A Stereo Vision-based Approach to Marker-less Motion Capture for On-Site Kinematic Modeling of Construction Worker Tasks. 2014 ASCE International Conference on Computing in Civil and Building Engineering (ICCCBE), Orlando, FL, June 23-25, 2014.

C16. Seo, J., Starbuck, R., Han, S., Lee, S., and Armstrong, T. J. (2014). Dynamic Biomechanical Analysis for Construction Tasks Using Motion Data from Vision-Based Motion Capture Approaches. 2014 ASCE International Conference on Computing in Civil and Building Engineering (ICCCBE), Orlando, FL, June 23-25, 2014.

C15. Chen, J., Ahn, C. R., and Han, S. (2014). Detecting the Hazards of Lifting and Carrying in Construction through a Coupled 3D Sensing and IMUs Sensing System. 2014 ASCE International Conference on Computing in Civil and Building Engineering (ICCCBE), Orlando, FL, June 23-25, 2014.

C14. *Pereira, E., Altawil, S., McCue, D., Han, S., and AbouRizk, S. (2014). Barriers to Implement Zero Injury in Construction. CSCE 2014 Annual General Conference, Halifax, NS, Canada, May 28-31, 2014.

C13. Seo, J., Han, S., Lee, S., and Armstrong, T. (2014). Feasibility of On-Site Biomechanical Analysis during Ladder Climbing. 2014 Construction Research Congress (CRC), Atlanta, Georgia, May 19-21, 2014.

C12. Han, S., Lee, S., and Armstrong, T. (2013). Markerless Motion Tracking to Study Physical Stresses during Climbing. The 2nd International Digital Human Modeling Symposium, Ann Arbor, MI, June 11-13, 2013.

C11. Seo, J., Han, S., Lee, S., and Armstrong, T. (2013). Dynamic Biomechanical Simulation for Identifying Risk Factors for WMSDs during Construction Tasks. The 30th International Symposium on Automation and Robotics in Construction and Mining (ISARC), Montreal, Quebec, Canada, August 11-15, 2013.

C10. Han, S., Lee, S., and Armstrong, T. (2013). Automated 3D Skeleton Extraction from Multiple Videos for Biomechanical Analysis on Sites. The 8th International Conference on Prevention of Work-related Musculoskeletal Disorders (PREMUS), Busan, Korea, July 8-11, 2013. (only abstract required for oral presentation)

C9. Seo, J., Han, S., Lee, S., Armstrong, T. (2013). Motion Data-driven Unsafe Pose Identification through Biomechanical Analysis. 2013 ASCE International Workshop on Computing in Civil Engineering (IWCCE), Los Angeles, CA, June 24-25, 2013.

C8. Han, S., *Achar, M., Lee, S., and Pena-Mora, F. (2012). Automated 3D Human Skeleton Extraction Using Range Cameras for Safety Action Sampling. The 12th International Conference on Construction Applications of Virtual Reality (CONVR), National Taiwan University, Taipei, Taiwan, Nov. 1-2, 2012.

C7. Han, S., Lee, S., and Pena-Mora, F. (2012). A Machine-Learning Classification Approach to Automatic Detection of Workers' Actions for Behavior-based Safety Analysis. 2012 ASCE International Workshop on Computing in Civil Engineering (IWCCE), Clearwater Beach, FL, June 19-20, 2012.
 Best Conference Paper Award  

C6. Han, S., Lee, S., and Pena-Mora, F. (2012). Vision-based Motion Detection for Safety Behavior Analysis in Construction. 2012 Construction Research Congress (CRC), West Lafayette, Indiana, May 21-23, 2012.

C5. Han, S., Lee, S., and Pena-Mora, F. (2011). Application of Dimension Reduction Techniques for Motion Recognition: Construction Worker Behavior Monitoring. 2011 ASCE International Workshop on Computing in Civil Engineering (IWCCE), Miami, FL, June 19-22, 2011.

C4. Han, S., Lee, S. and Pena-Mora, F. (2010). Framework for a Resilience System in Safety Management: A Simulation and Visualization Approach. The International Conference on Computing in Civil and Building Engineering (ICCCBE) 2010, Nottingham, UK, June 30-July 2, 2010.

C3. Han, S., Lee, S. and Pena-Mora, F. (2010). System Dynamics Modeling of Safety Culture based on Resilience Engineering. 2010 Construction Research Congress (CRC), Edmonton, Alberta, Canada, May 8-11, 2010.

C2. Han, S., Pena-Mora, F., Golparvar-Fard, M. and Roh, S. (2009). Application of a Visualization Technique for Safety Management. 2009 ASCE International Workshop on Computing in Civil Engineering (IWCCE), Austin, Texas, June 24-27, 2009.

C1. Roh, S., Pena-Mora, F., Golparvar-Fard, M., and Han, S. (2009). Visualization Application for Interior Progress Monitoring in a 3D Environment. 2009 Construction Research Congress (CRC), Seattle, Washington, April 5-7, 2009.