Engineering · Physical Sciences
2h-index553citations9works0.02yr avg
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Research Topics
Traffic and Road Safety(8), Urban Transport and Accessibility(5), Air Quality and Health Impacts(2), Traffic control and management(2), Vehicle emissions and performance(2)
Publications9 total
Trip Making of Older Adults in Seoul: Age, Heteroskedasticity, and Trip Purpose
Transportation Research Board 95th Annual MeetingTransportation Research Board·2016
Journal of the Korean Society of Civil Engineers·2014· 2 citedOpen Access
The Effect of Road Environment Factors on Freeway Traffic Crash Frequency During Daylight, Twilight, and Night Conditions
Transportation Research Board 93rd Annual MeetingTransportation Research Board·2014· 1 cited
Analysis of Factors Affecting Freeway Traffic Crash Frequency Under Different Light Conditions with Random Parameter Count Models
Transportation Research Board 92nd Annual MeetingTransportation Research Board·2013· 1 cited
Mixed Logit Model Approach to Investigate Effects of Age on Driver Injury Severity in Single-Vehicle Accidents
Transportation Research Board 90th Annual MeetingTransportation Research Board·2011
Unobserved Heterogeneity and Heteroskedasticity Due to Age When Modeling Pedestrian Injury Severity in Motor Vehicle Crashes
Transportation Research Board 88th Annual MeetingTransportation Research Board·2009· 2 cited
Journal of Transportation Engineering·2006· 52 cited
Accident Analysis & Prevention·2006· 493 cited
Numerical Examination of Freeway Rear-End Accidents Considering Mechanism Of Accident Occurrence
Transportation Research Board 85th Annual MeetingTransportation Research Board·2006· 2 cited
Frequent Co-authors
Gudmundur F. Úlfarsson(8), Sungyop Kim(2), Yinhai Wang(2), Venky Shankar(2), Sungmin Hong(2), Cheol Oh(2), L A Porrello(1), Fred Mannering(1), Jin-Seok Hahn(1), Hyoungchul Kim(1)