C. Ahn

发表

Impact assessment of reinforced learning methods on construction workers' fall risk behavior using virtual reality

Yangming Shi, Jing Du, C. Ahn, 2019, Automation in Construction.

Assessing Occupants ’ Energy-load Variation in Commercial and Educational Buildings : Occupancy Detecting Approach Based upon Existing Wireless Network Infrastructure

C. Ahn, Jiayu Chen, 2014 .

Integrated Framework for Estimating, Benchmarking, and Monitoring Pollutant Emissions of Construction Operations

M. Golparvar-Fard, SangHyun Lee, C. Ahn, 2013 .

Consideration of the environmental cost in construction contracting for public works: A + C and A + B + C bidding methods

Feniosky Peña-Mora, Carlos A. Arboleda, Changbum R. Ahn, 2013 .

Detecting excessive load-carrying tasks using a deep learning network with a Gramian Angular Field

C. Ahn, Namgyun Kim, Hoonyong Lee, 2020 .

Construction worker's awkward posture recognition through supervised motion tensor decomposition

Jun Qiu, Changbum R. Ahn, Jiayu Chen, 2017 .

Assessing exposure to slip, trip, and fall hazards based on abnormal gait patterns predicted from confidence interval estimation

SangHyun Lee, C. Ahn, Hoonyong Lee, 2022, Automation in Construction.

Effects of Physical Disorders in Neighborhoods on Pedestrians’ Physiological Responses

C. Ahn, Hyunsoo Kim, Mohammad Bisadi, 2017 .

Feasibility Of Wearable-Based Collective Sensing To Detect Environmental Barriers For Facilitating The Elderly’s Mobility

C. Ahn, Gaang Lee, G. Lee, 2019, International Conference on Smart Infrastructure and Construction 2019 (ICSIC).

A Near-Miss Fall Detection Technique for Ironworkers Using a Hybrid Machine Learning Approach

C. Ahn, T. Stentz, Hyunsoo Kim, 2016 .

Analysis of Delay Interval and Energy-Load Variation for Non-Intrusively Extracting Occupant Energy-Use Information in Commercial Buildings

Changbum R. Ahn, Jiayu Chen, Hamed Nabizadeh Rafsanjani, 2017 .

Linking building energy consumption with occupants’ energy-consuming behaviors in commercial buildings: Non-intrusive occupant load monitoring (NIOLM)

Changbum R. Ahn, Jiayu Chen, Hamed Nabizadeh Rafsanjani, 2018, Energy and Buildings.

Assessing Exposure to Slip, Trip, and Fall Hazards by Measuring Construction Worker Loss of Balance

C. Ahn, Hoonyong Lee, Gaang Lee, 2022, Computing in Civil Engineering 2021.

Validating the usefulness of the postural stability metrics in

Changbum R. Ahn, Houtan Jebelli, Kanghyeok Yang, 2016 .

Collective Sensing of Workers' Loss of Body Balance for Slip, Trip, and Fall Hazard Identification: Field Validation Study

C. Ahn, Hoonyong Lee, Gaang Lee, 2023, J. Comput. Civ. Eng..

Road Construction Workers’ Boredom Susceptibility, Habituation to Warning Alarms, and Accident Proneness: Virtual Reality Experiment

C. Ahn, Laurent Grégoire, Namgyun Kim, 2023, Journal of Construction Engineering and Management.

Wearable Biosensor and Hotspot Analysis–Based Framework to Detect Stress Hotspots for Advancing Elderly’s Mobility

SangHyun Lee, C. Ahn, Byungjoo Choi, 2020 .

Virtual accident curb risk habituation in workers by restoring sensory responses to real-world warning

C. Ahn, Laurent Grégoire, Namgyun Kim, 2022, iScience.

Carbon Footprints Analysis for Tunnel Construction Processes in the Preplanning Phase Using Collaborative Simulation

Simaan M. AbouRizk, Feniosky Peña-Mora, Hua Xie, 2010 .

Reducing Risk Habituation to Struck-By Hazards in a Road Construction Environment Using Virtual Reality Behavioral Intervention

B. Anderson, C. Ahn, Nam-Hyuk Kim, 2021, Journal of Construction Engineering and Management.

Understanding Occupants’ Physical Distancing Behavior for Safer Facility Operation under COVID-19 in the Context of Educational Facilities

Seungjun Ahn, C. Ahn, Bogyeong Lee, 2022, Journal of Management in Engineering.

Hybrid kinematic–visual sensing approach for activity recognition of construction equipment

C. Ahn, Seokho Chi, Jinwoo Kim, 2021 .

Validating ambulatory gait assessment technique for hazard sensing in construction environments

Hyunsoo Kim, Changbum R. Ahn, Kanghyeok Yang, 2019, Automation in Construction.

The Validation of Gait-Stability Metrics to Assess Construction Workers' Fall Risk

Changbum R. Ahn, Houtan Jebelli, Terry L. Stentz, 2014 .

An Experimental Study of Wearable Technology and Immersive Virtual Reality for Drone Operator Training

Theodora Chaspari, C. Ahn, A. Behzadan, 2020 .

Linking Building Energy-Load Variations with Occupants’ Energy-Use Behaviors in Commercial Buildings: Non-Intrusive Occupant Load Monitoring (NIOLM)

C. Ahn, H. N. Rafsanjani, 2016 .

Saliency detection analysis of collective physiological responses of pedestrians to evaluate neighborhood built environments

Megha Yadav, Theodora Chaspari, Changbum R. Ahn, 2020, Adv. Eng. Informatics.

Predicting workers' inattentiveness to struck-by hazards by monitoring biosignals during a construction task: A virtual reality experiment

Changbum R. Ahn, Jinwoo Kim, Namgyun Kim, 2021, Adv. Eng. Informatics.

Wearable Sensing Technology Applications in Construction Safety and Health

SangHyun Lee, Changbum R. Ahn, Houtan Jebelli, 2019, Journal of Construction Engineering and Management.

Collective sensing of workers’ gait patterns to identify fall hazards in construction

Mehmet C. Vuran, Changbum R. Ahn, Hyunsoo Kim, 2017 .

Life-Cycle Assessment of Concrete Dam Construction: Comparison of Environmental Impact of Rock-Filled and Conventional Concrete

Changbum R. Ahn, Xuehui An, SangHyun Lee, 2013 .

Fall risk analysis of construction workers using inertial measurement units: validating the usefulness of the postural stability metrics in construction

Changbum R. Ahn, Houtan Jebelli, Terry L. Stentz, 2016 .

A people-centric sensing approach to detecting sidewalk defects

Hyunsoo Kim, Changbum R. Ahn, Kanghyeok Yang, 2016, Adv. Eng. Informatics.

A Review of Approaches for Sensing, Understanding, and Improving Occupancy-Related Energy-Use Behaviors in Commercial Buildings

Mahmoud Alahmad, Changbum R. Ahn, Hamed Nabizadeh Rafsanjani, 2015 .

Application of dynamic time warping to the recognition of mixed equipment activities in cycle time measurement

Hyunsoo Kim, Changbum R. Ahn, SangHyun Lee, 2018 .

The influence of built environment features on crowdsourced physiological responses of pedestrians in neighborhoods

Yunwoo Nam, Changbum R. Ahn, Jinwoo Kim, 2019, Comput. Environ. Urban Syst..

Delegation or Collaboration: Understanding Different Construction Stakeholders’ Perceptions of Robotization

SangHyun Lee, C. Ahn, Hyunsoo Kim, 2022, Journal of Management in Engineering.

Automated Methods for Activity Recognition of Construction Workers and Equipment: State-of-the-Art Review

Mani Golparvar-Fard, Amir H. Behzadan, Changbum R. Ahn, 2020 .

Capturing Environmental Distress of Pedestrians Using Multimodal Data: The Interplay of Biosignals and Image-Based Data

Theodora Chaspari, Chanam Lee, C. Ahn, 2022, J. Comput. Civ. Eng..

Use of Connected Technologies to Assess Barriers and Stressors for Age and Disability-Friendly Communities

Theodora Chaspari, C. Ahn, M. Manser, 2021, Frontiers in Public Health.

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

Changbum R. Ahn, Houtan Jebelli, Terry L. Stentz, 2016, J. Comput. Civ. Eng..

Personalize Wayfinding Information for Fire Responders based on Virtual Reality Training Data

Qi Wang, Jing Du, Yingzi Lin, 2019, HICSS.

Deep learning-based classification of work-related physical load levels in construction

Hyunsoo Kim, Changbum R. Ahn, Kanghyeok Yang, 2020, Adv. Eng. Informatics.

Assessing occupants’ energy load variation through existing wireless network infrastructure in commercial and educational buildings

Changbum R. Ahn, Jiayu Chen, Jiayu Chen, 2014 .

Decision-Making Tool for Road Preventive Maintenance Using Vehicle Vibration Data

Chao Wang, Changbum Ahn, Jing Du, 2019 .

A Digital Twin City Model for Age-Friendly Communities: Capturing Environmental Distress from Multimodal Sensory Data

Youngjib Ham, Changbum R. Ahn, Jinwoo Kim, 2020, HICSS.

Deciphering Workers' Safety Attitudes by Sensing Gait Patterns

Hyunsoo Kim, Changbum R. Ahn, Kanghyeok Yang, 2017, HCI.

Sensing Workers Gait Abnormality for Safety Hazard Identification

Hyunsoo Kim, Mehmet C. Vuran, Changbum R. Ahn, 2016 .

Assessing Daily Activity Routines Using an Unsupervised Approach in a Smart Home Environment

Theodora Chaspari, C. Ahn, Bogyeong Lee, 2023, J. Comput. Civ. Eng..

Semi-supervised near-miss fall detection for ironworkers with a wearable inertial measurement unit

Mehmet C. Vuran, Changbum R. Ahn, Sepideh S. Aria, 2016 .

Project-Based Knowledge Management System for Lean Construction

Moonseo Park, Seungjun Roh, Changbum R. Ahn, 2007 .

Project-Based Knowledge Management System Using Blog

Hyun-Soo Lee, Moonseo Park, Seungjun Roh, 2007 .

Identifying Workers’ Safety Behavior–Related Personality by Sensing

Seungjun Ahn, C. Ahn, Cenfei Sun, 2020 .

Identifying Safety Hazards Using Collective Bodily Responses of Workers

Hyunsoo Kim, Changbum R. Ahn, Kanghyeok Yang, 2017 .

Threshold-Based Approach to Detect Near-Miss Falls of Iron Workers Using Inertial Measurement Units

Mehmet C. Vuran, Changbum R. Ahn, Houtan Jebelli, 2015 .

Real-time remote energy consumption location for power management application

Sam Moayedi, Hamed Nabizadeh Rafsanjani, Subhaditya Shom, 2019, Advances in Building Energy Research.

Reducing Greenhouse Gas Emission of Construction Equipment at Construction Sites: Field Study Approach

I. Brilakis, C. Ahn, Min-koo Kim, 2019, Journal of Construction Engineering and Management.

Toward Environmentally Sustainable Construction Processes: The U.S. and Canada’s Perspective on Energy Consumption and GHG/CAP Emissions

Simaan M. AbouRizk, Feniosky Peña-Mora, Changbum R. Ahn, 2010 .

A Digital Twin City Model for Capturing Walkability Distress of Elderly Adults

Theodora Chaspari, Chanam Lee, C. Ahn, 2022, 2022 IEEE 2nd International Conference on Digital Twins and Parallel Intelligence (DTPI).

Application of knowledge management technologies in Korean small and medium-sized construction companies

Moonseo Park, Youjin Jang, Changbum R. Ahn, 2013 .

Exploiting Multiple Receivers for CSI-Based Activity Classification Using A Hybrid CNN-LSTM Model

Nakjung Choi, Hoonyong Lee, Changbum Ryan Ahn, 2019, DFHS@BuildSys.

Automated Activity Recognition of Construction Equipment Using a Data Fusion Approach pdf

Changbum R. Ahn, Yong-Cheol Lee, Abbas Rashidi, 2019, Computing in Civil Engineering 2019.

Explainable Prediction of Pedestrians' Distress in the Urban Built Environment

Theodora Chaspari, C. Ahn, E. Nirjhar, 2022, Asilomar Conference on Signals, Systems and Computers.

Assessment of emerging mobile connected technologies to promote outdoor mobility and transit in older adults and in those with Alzheimer’s disease and related dementias: Usability, stressors, barriers, and implications for policy

Theodora Chaspari, Chanam Lee, C. Ahn, 2020 .

Can Pedestrians’ Physiological Signals Be Indicative of Urban Built Environment Conditions?

Megha Yadav, Theodora Chaspari, Changbum R. Ahn, 2020 .

Environmental Distress and Physiological Signals: Examination of the Saliency Detection Method

Megha Yadav, Changbum R. Ahn, Theodora Chaspari, 2020, J. Comput. Civ. Eng..

Saliency Detection Analysis of Pedestrians’ Physiological Responses to Assess Adverse Built Environment Features

Megha Yadav, Changbum R. Ahn, Theodora Chaspari, 2019, Computing in Civil Engineering 2019.

Capturing and quantifying emotional distress in the built environment

Megha Yadav, Theodora Chaspari, Changbum R. Ahn, 2018, H3 '18.

A Hybrid CNN-LSTM Model for Detecting Excessive Load Carrying from Workers’ Body Movements

Changbum R. Ahn, Hoonyong Lee, Kanghyeok Yang, 2020 .

A Hybrid Kinematic-Acoustic System for Automated Activity Detection of Construction Equipment

Yong-Cheol Lee, Abbas Rashidi, Behnam Sherafat, 2019, Sensors.

Application of Low-Cost Accelerometers for Measuring the Operational Efficiency of a Construction Equipment Fleet

Feniosky Peña-Mora, Changbum R. Ahn, SangHyun Lee, 2015, J. Comput. Civ. Eng..

Aggregate Energy-Load Data

C. Ahn, H. N. Rafsanjani, Jiayu Chen, 2018 .

Assessing ADL Routine Variability from High-dimensional Sensing Data using Hierarchical Clustering

Theodora Chaspari, Prakhar Mohan, Bogyeong Lee, 2020, BuildSys@SenSys.

Noise Reference Signal-Based Denoising Method for EDA Collected by Multimodal Biosensor Wearable in the Field

Changbum R. Ahn, Houtan Jebelli, Byungjoo Choi, 2020, J. Comput. Civ. Eng..

Reference Signal-Based Method to Remove Respiration Noise in Electrodermal Activity (EDA) Collected from the Field

Changbum R. Ahn, Houtan Jebelli, Byungjoo Choi, 2019, Computing in Civil Engineering 2019.

Effectiveness study of UNL's pneumatic crack/joint preparation device

Changbum Ahn, Yong K. Cho, C. Ahn, 2014 .

Enhanced estimation of air emissions from construction operations based on discrete-event simulation

Changbum Ahn, C. Ahn, 2010 .