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ORCIDChangbum R. Ahn
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2020 – today
- 2024
[j23]Hoonyong Lee
, Changbum Ryan Ahn, Nakjung Choi:
Toward Single Occupant Activity Recognition for Long-Term Periods via Channel State Information. IEEE Internet Things J. 11(2): 2796-2807 (2024)- [j22]Chan Heo, Moonseo Park, Changbum R. Ahn:
Potential AI-Driven Algorithmic Collusion and Influential Factors in Construction Bidding. J. Comput. Civ. Eng. 38(4) (2024) - 2023
- [j21]Hoonyong Lee, Gaang Lee, Seongeun Park, Sanghyun Lee, Jesse V. Jacobs, Changbum R. Ahn:
Collective Sensing of Workers' Loss of Body Balance for Slip, Trip, and Fall Hazard Identification: Field Validation Study. J. Comput. Civ. Eng. 37(1) (2023) - [j20]Bogyeong Lee, Prakhar Mohan, Theodora Chaspari, Changbum Ryan Ahn:
Assessing Daily Activity Routines Using an Unsupervised Approach in a Smart Home Environment. J. Comput. Civ. Eng. 37(1) (2023) - [j19]Xi Jin, Changbum Ryan Ahn, Jinwoo Kim, Moonseo Park:
Welding Spark Detection on Construction Sites Using Contour Detection with Automatic Parameter Tuning and Deep-Learning-Based Filters. Sensors 23(15): 6826 (2023) - 2022
- [j18]Yong Kwon Cho, Changbum Ryan Ahn:
Future of Smart Construction and Infrastructure. J. Comput. Civ. Eng. 36(1) (2022) - [j17]Jinwoo Kim, Ehsanul Haque Nirjhar, Jaeyoon Kim, Theodora Chaspari, Youngjib Ham, Jane Futrell Winslow, Chanam Lee, Changbum R. Ahn:
Capturing Environmental Distress of Pedestrians Using Multimodal Data: The Interplay of Biosignals and Image-Based Data. J. Comput. Civ. Eng. 36(2) (2022) - [c20]Jinwoo Kim, Dongqing Yang, Ehsanul Haque Nirjhar, Changbum Ryan Ahn, Theodora Chaspari:
Explainable Prediction of Pedestrians' Distress in the Urban Built Environment. IEEECONF 2022: 985-989 - [c19]Theodora Chaspari, Jinwoo Kim, Chanam Lee, Youngjib Ham, SangHyun Lee, Changbum R. Ahn:
A Digital Twin City Model for Capturing Walkability Distress of Elderly Adults. DTPI 2022: 1-2 - [c18]Manseerat Kaur Batra, Theodora Chaspari, Changbum R. Ahn:
Toward Sensor-Based Early Diagnosis of Cognitive Impairment using Poisson Process Models. EMBC 2022: 2839-2843 - [c17]Gilsu Jeong, Changbum R. Ahn, Moonseo Park:
Constructing an Audio Dataset of Construction Equipment from Online Sources for Audio-Based Recognition. WSC 2022: 2354-2364 - [c16]Namkyoun Kim, Minhyuk Jung, Inseok Yoon, Moonseo Park, Changbum R. Ahn:
Reinforcement Learning-Based Transportation and Sway Suppression Methods for Gantry Cranes in Simulated Environment. WSC 2022: 2377-2385 - [d1]Hoonyong Lee, Changbum Ryan Ahn, Nakjung Choi:
Supplementary Data for "CLOAR: CSI-based Long-term Occupant Activity Recognition". IEEE DataPort, 2022
- 2021
- [j16]Namgyun Kim, Jinwoo Kim, Changbum R. Ahn:
Predicting workers' inattentiveness to struck-by hazards by monitoring biosignals during a construction task: A virtual reality experiment. Adv. Eng. Informatics 49: 101359 (2021) - [j15]Prakhar Mohan, Bogyeong Lee, Theodora Chaspari, Changbum R. Ahn:
Assessment of Daily Routine Uniformity in a Smart Home Environment Using Hierarchical Clustering. IEEE J. Biomed. Health Informatics 25(8): 3197-3208 (2021) - [c15]Bogyeong Lee, Changbum Ryan Ahn:
Agent-Based Simulation to Predict Occupants' Physical-Distancing Behaviors in Educational Buildings. WSC 2021: 1-9 - [i2]Cheng Zhang, Jinwoo Kim, Jungho Jeon, Jinding Xing, Changbum R. Ahn, Pingbo Tang, Hubo Cai:
Toward Integrated Human-machine Intelligence for Civil Engineering: An Interdisciplinary Perspective. CoRR abs/2107.13498 (2021) - 2020
- [j14]Jinwoo Kim, Megha Yadav, Theodora Chaspari, Changbum R. Ahn:
Saliency detection analysis of collective physiological responses of pedestrians to evaluate neighborhood built environments. Adv. Eng. Informatics 43: 101035 (2020) - [j13]Kanghyeok Yang, Changbum R. Ahn, Hyunsoo Kim:
Deep learning-based classification of work-related physical load levels in construction. Adv. Eng. Informatics 45: 101104 (2020) - [j12]Hoonyong Lee, Changbum R. Ahn, Nakjung Choi:
Fine-grained occupant activity monitoring with Wi-Fi channel state information: Practical implementation of multiple receiver settings. Adv. Eng. Informatics 46: 101147 (2020) - [j11]Gaang Lee, Byungjoo Choi, Houtan Jebelli, Changbum Ryan Ahn, Sanghyun Lee:
Wearable Biosensor and Collective Sensing-Based Approach for Detecting Older Adults' Environmental Barriers. J. Comput. Civ. Eng. 34(2) (2020) - [j10]Jinwoo Kim, Megha Yadav, Theodora Chaspari, Changbum R. Ahn:
Environmental Distress and Physiological Signals: Examination of the Saliency Detection Method. J. Comput. Civ. Eng. 34(6) (2020) - [j9]Bogyeong Lee, Changbum Ryan Ahn, Prakhar Mohan, Theodora Chaspari, Hyunsoo Lee:
Evaluating Routine Variability of Daily Activities in Smart Homes with Image Complexity Measures. J. Comput. Civ. Eng. 34(6) (2020) - [j8]Gaang Lee, Byungjoo Choi, Houtan Jebelli, Changbum Ryan Ahn, Sanghyun Lee:
Noise Reference Signal-Based Denoising Method for EDA Collected by Multimodal Biosensor Wearable in the Field. J. Comput. Civ. Eng. 34(6) (2020) - [c14]Changbum R. Ahn, Youngjib Ham, Jinwoo Kim, Jaeyoon Kim:
A Digital Twin City Model for Age-Friendly Communities: Capturing Environmental Distress from Multimodal Sensory Data. HICSS 2020: 1-10 - [c13]Changbum Ryan Ahn:
Bio-sensing of Environmental Distress for Walkable Built Environment. ICMI Companion 2020: 208-209 - [c12]Hoonyong Lee, Changbum Ryan Ahn, Nakjung Choi:
The Impacts of CSI Temporal Variations on CSI-based Occupancy Monitoring Systems: An Exploratory Study. BuildSys 2020: 278-281 - [c11]Bogyeong Lee, Changbum Ryan Ahn, Prakhar Mohan, Theodora Chaspari:
Assessing ADL Routine Variability from High-dimensional Sensing Data using Hierarchical Clustering. BuildSys 2020: 282-285
2010 – 2019
- 2019
- [j7]Kanghyeok Yang, Changbum R. Ahn:
Inferring workplace safety hazards from the spatial patterns of workers' wearable data. Adv. Eng. Informatics 41 (2019) - [j6]Hoonyong Lee, Changbum R. Ahn, Nakjung Choi, Toseung Kim, Hyunsoo Lee:
The Effects of Housing Environments on the Performance of Activity-Recognition Systems Using Wi-Fi Channel State Information: An Exploratory Study. Sensors 19(5): 983 (2019) - [j5]Behnam Sherafat, Abbas Rashidi, Yong-Cheol Lee, Changbum R. Ahn:
A Hybrid Kinematic-Acoustic System for Automated Activity Detection of Construction Equipment. Sensors 19(19): 4286 (2019) - [j4]Jinwoo Kim, Changbum R. Ahn, Yunwoo Nam:
The influence of built environment features on crowdsourced physiological responses of pedestrians in neighborhoods. Comput. Environ. Urban Syst. 75: 161-169 (2019) - [c10]Jing Du, Qi Wang, Yingzi Lin, Changbum R. Ahn:
Personalize Wayfinding Information for Fire Responders based on Virtual Reality Training Data. HICSS 2019: 1-10 - [c9]Hoonyong Lee, Changbum Ryan Ahn, Nakjung Choi:
Exploiting Multiple Receivers for CSI-Based Activity Classification Using A Hybrid CNN-LSTM Model. DFHS@BuildSys 2019: 18-21 - [c8]Prakhar Mohan, Bogyeong Lee, Theodora Chaspari, Changbum Ryan Ahn:
Capturing Regularity of ADL Routines Using Hierarchical Clustering Models. BuildSys 2019: 373-374 - [c7]Bogyeong Lee, Changbum Ryan Ahn, Prakhar Mohan, Theodora Chaspari, Hyunsoo Lee:
Measuring Routine Variability of Daily Activities with Image Complexity Metrics. BuildSys 2019: 376-377 - [c6]Hoonyong Lee, Changbum Ryan Ahn, Nakjung Choi:
Exploiting Multiple Receivers for CSI-Based Activity Classification Using A Hybrid CNN-LSTM Model. BuildSys 2019: 389-390 - [i1]Behnam Sherafat, Abbas Rashidi, Yong-Cheol Lee, Changbum R. Ahn:
Automated Activity Recognition of Construction Equipment Using a Data Fusion Approach. CoRR abs/1906.02070 (2019) - 2018
- [c5]Fujuan Guo, Mehmet C. Vuran, Kanghyeok Yang, Changbum R. Ahn:
MPSBL: Multiple Transmit Power Assisted Sequence-Based Localization in Wireless Sensor Networks. ICC 2018: 1-6 - 2017
- [c4]Cenfei Sun, Changbum R. Ahn, Kanghyeok Yang, Terry Stentz, Hyunsoo Kim:
Deciphering Workers' Safety Attitudes by Sensing Gait Patterns. HCI (17) 2017: 397-405 - 2016
- [j3]Hyunsoo Kim, Changbum R. Ahn, Kanghyeok Yang:
A people-centric sensing approach to detecting sidewalk defects. Adv. Eng. Informatics 30(4): 660-671 (2016) - [j2]Houtan Jebelli, Changbum R. Ahn, Terry Stentz:
Comprehensive Fall-Risk Assessment of Construction Workers Using Inertial Measurement Units: Validation of the Gait-Stability Metric to Assess the Fall Risk of Iron Workers. J. Comput. Civ. Eng. 30(3) (2016) - 2015
- [j1]Changbum R. Ahn, Sanghyun Lee, Feniosky Peña-Mora:
Application of Low-Cost Accelerometers for Measuring the Operational Efficiency of a Construction Equipment Fleet. J. Comput. Civ. Eng. 29(2) (2015) - 2013
- [c3]Chunna Liu, Changbum R. Ahn, Xuehui An, SangHyun Lee:
Integrated evaluation of cost, schedule and emission performance on rock-filled concrete dam construction operation using discrete event simulation. WSC 2013: 3109-3120 - 2010
- [c2]Changbum R. Ahn, Wenjia Pan, SangHyun Lee, Feniosky Peña-Mora:
Lessons learned from utilizing discrete-event simulation modeling for quantifying construction emissions in pre-planning phase. WSC 2010: 3170-3176
2000 – 2009
- 2009
- [c1]Changbum R. Ahn, Prasant V. Rekapalli, Julio C. Martínez, Feniosky Peña-Mora:
Sustainability Analysis of Earthmoving Operations. WSC 2009: 2605-2611
Coauthor Index
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