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Open Access

Author:: Sittikariya, Sittipan
Title:: Methodological Approaches to Incorporate Heterogeneity in Traffic Accident Frequency Models
Graduate Program:: Civil Engineering
Keywords:: Median crossover accidents
Heterogeneity
Negative Binomial
Random effects Poisson
Bayesian modeling
File:: Download Dissertation_Sittipan_Sittikariya.pdf
Committee Members:: Venkataraman Shankar, Committee Chair/Co-Chair
Martin T Pietrucha, Committee Member
Thorsten Wagener, Committee Member
Evelyn Ann Thomchick, Committee Member

Open Access

Author:: Kim, Tae-Gyu
Title:: ON THE RELATIONSHIP OF INFORMATION AND (TELE)COMMUNICATION SYSTEMS WITH ACTIVITY PARTICIPATION AND TRAVEL
Graduate Program:: Civil Engineering
Keywords:: ICT
Transportation
Activity and Travel Behavior
Panel Analysis
Multilevel Modeling
Structural Equation Modeling
Latent Class Cluster Analysis
File:: Download Final_Dissertation__Tae-Gyu_Kim_07-20-04_.pdf
Committee Members:: Konstadinos G Goulias, Committee Chair/Co-Chair
Martin T Pietrucha, Committee Member
Ageliki Elefteriadou, Committee Member
William L Harkness, Committee Member

Open Access

Author:: Hu, Wen
Title:: FACTORS ASSOCIATED WITH MEDIAN RELATED CRASH FREQUENCY AND SEVERITY
Graduate Program:: Civil Engineering
Keywords:: crash frequency simulation
spatial dependency
crash severity
crash frequency
Median safety
File:: Download WenHu_Dissertation_Final.pdf
Committee Members:: Eric Todd Donnell, Dissertation Advisor/Co-Advisor
Eric Todd Donnell, Committee Chair/Co-Chair
Paul Peter Jovanis, Committee Member
Martin T Pietrucha, Committee Member
Aleksandra B Slavković, Committee Member
Eugene Joseph Lengerich, Committee Member

Open Access

Author:: Himes, Scott Charles
Title:: Reliability Based Design of Horizontal Curves Considering the Effects of Grades
Graduate Program:: Civil Engineering
Keywords:: Reliability
Highway Safety
Transportation Design
File:: Download Scott_Himes_Thesis_Final.pdf
Committee Members:: Eric Todd Donnell, Dissertation Advisor/Co-Advisor
Martin T Pietrucha, Committee Member
Dr Swagata Banerjee Basu, Committee Member
Sean N Brennan, Committee Member
Dr, Darren Torbic, Special Member

Open Access

Author:: Fraser, Janet Lynne
Title:: Understanding Use of Social Media for Dissemination of Transportation Information
Graduate Program:: Civil Engineering
Keywords:: transportation
social media
communications
Twitter
Facebook
Department of Transportation
File:: Download JFraser_-_Dissertation_Final.pdf
Committee Members:: Paul Peter Jovanis, Dissertation Advisor/Co-Advisor
Eric Todd Donnell, Committee Member
Kurt David Johnson, Committee Member
Martin T Pietrucha, Committee Member

Open Access

Author:: Gooch, Jeffrey Paul
Title:: Estimating the Safety Effects of Horizontal Curves on Pennsylvania Two-lane Rural Roads
Graduate Program:: Civil Engineering
Keywords:: Highway safety
traffic safety
horizontal curves
propensity scores
potential outcomes
negative binomial
mixed effects
File:: Download Final_Thesis_Gooch.pdf
Committee Members:: Eric Todd Donnell, Thesis Advisor/Co-Advisor
Vikash Varun Gayah, Thesis Advisor/Co-Advisor
Martin T Pietrucha, Thesis Advisor/Co-Advisor

Open Access

Author:: Shao, Yen-wen
Title:: Modeling the Interactive Effects of Safety Countermeasures on Pennsylvania Highways
Graduate Program:: Civil Engineering
Keywords:: countermeasure
interaction
crash estimation
Crash Modification Factor
CMF
multiple treatments
safety effectiveness
File:: Download Yen-Wen_Shaos_dissertation_Modeling_Interactive_Effects_07242015_final_resubmission.pdf
Committee Members:: Paul Peter Jovanis, Dissertation Advisor/Co-Advisor
Paul Peter Jovanis, Committee Chair/Co-Chair
Eric Todd Donnell, Committee Member
Martin T Pietrucha, Committee Member
Dennis Kon Jin Lin, Committee Member

Open Access

Author:: Wood, Jonathan Sayre
Title:: Causal inference in traffic safety research: comparison of the empirical Bayes and propensity scores-potential outcomes methods
Graduate Program:: Civil Engineering
Keywords:: Causal inference
empirical Bayes
transportation safety
genetic matching
propensity scores
crash modification factor
File:: Download Wood_Doctoral_Thesis_Final.pdf
Committee Members:: Eric Todd Donnell, Dissertation Advisor/Co-Advisor
Eric Todd Donnell, Committee Chair/Co-Chair
Sukran Ilgin Guler, Committee Member
Martin T Pietrucha, Committee Member
Luke John Keele, Special Member
Glenn A Firebaugh, Special Member

Open Access

Author:: Berman, Danielle Hope
Title:: Public Opinion Regarding Autonomous Vehicle Privacy and Security
Graduate Program:: Civil Engineering
Keywords:: autonomous vehicles
public opinion
survey
privacy
cybersecurity
File:: Download Berman_MastersThesis.pdf
Committee Members:: Martin T Pietrucha, Thesis Advisor/Co-Advisor
Eric Todd Donnell, Committee Member
Alan Richard Wagner, Committee Member

Open Access

Author:: Yu, Yinghai
Title:: using real-time speed data to quantify impacts of weather on travel speeds
Graduate Program:: Civil Engineering
Keywords:: Weather
Travel Speed
Linear Regression
Random Forest
Partial Dependence Plot
File:: Download Thesis_Yinghai_Yu_07182019.pdf
Committee Members:: Vikash Varun Gayah, Thesis Advisor/Co-Advisor
Martin T Pietrucha, Committee Member
Sukran Ilgin Guler, Committee Member

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