Research Summary
Dr. Gayah's research interests are in the areas of urban mobility, traffic flow theory, transportation operations, transportation network modeling, and transportation safety.
In the News
Research Keywords
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Recent Publications
On the need to address fixed-parameter issues before applying random parameters: A simulation-based study
Ahmad, N., Bhowmik, T., Gayah, V. V. & Eluru, N., Mar 2024, In: Analytic Methods in Accident Research. 41, 100314.Research output: Contribution to journal › Article › peer-review
Crash modification factors of rumble strips on horizontal curves of two-lane rural roads: A propensity scores potential outcomes approach
Ahmed, T., Mahmud, A. & Gayah, V. V., Jan 2024, In: Accident Analysis and Prevention. 194, 107371.Research output: Contribution to journal › Article › peer-review
Identification of optimal locations of adaptive traffic signal control using heuristic methods
Ahmed, T., Liu, H. & Gayah, V. V., Mar 2024, In: International Journal of Transportation Science and Technology. 13, p. 122-136 15 p.Research output: Contribution to journal › Article › peer-review
Crash modification factors for high friction surface treatment on horizontal curves of two-lane highways: A combined propensity scores matching and empirical Bayes before-after approach
Gayah, V. V., Donnell, E. T. & Zhang, P., May 2024, In: Accident Analysis and Prevention. 199, 107536.Research output: Contribution to journal › Article › peer-review
Quantifying the impacts of right-turn-on-red, exclusive turn lanes and pedestrian movements on the efficiency of urban transportation networks
Liu, H., Xiong, Z. & Gayah, V. V., 2024, (Accepted/In press) In: International Journal of Transportation Science and Technology.Research output: Contribution to journal › Article › peer-review
Multi-Objective Optimization of Maintenance, Rehabilitation, and Reconstruction Decision Making Considering Safety
Lu, M., Guler, S. I. & Gayah, V. V., Jan 2024, In: Transportation Research Record. 2678, 1, p. 507-520 14 p.Research output: Contribution to journal › Article › peer-review
Crash classification based on manner of collision: a comparative analysis
Mahmud, A., Sengupta, A. & Gayah, V. V., 2024, In: Transportation Letters. 16, 3, p. 207-217 11 p.Research output: Contribution to journal › Article › peer-review
Local stability of traffic equilibria in an isotropic network
Pandey, A., Lehe, L. J. & Gayah, V. V., Jan 2024, In: Transportation Research Part B: Methodological. 179, 102873.Research output: Contribution to journal › Article › peer-review
Do existing split failure metrics accurately reflect pedestrian operation at signalized intersections?
Runa, F., Guler, S. I. & Gayah, V. V., Mar 2024, In: International Journal of Transportation Science and Technology. 13, p. 270-283 14 p.Research output: Contribution to journal › Article › peer-review
Evaluating the Effectiveness and Transferability of a Data-Driven Two-Region Perimeter Control Method Using Microsimulation
Zhou, D. & Gayah, V. V., 2024, (Accepted/In press) In: Transportation Research Record.Research output: Contribution to journal › Article › peer-review
Copula-based bivariate count data regression models for simultaneous estimation of crash counts based on severity and number of vehicles
Ahmad, N., Gayah, V. V. & Donnell, E. T., Mar 2023, In: Accident Analysis and Prevention. 181, 106928.Research output: Contribution to journal › Article › peer-review
A population-based incremental learning algorithm to identify optimal location of left-turn restrictions in urban grid networks
Bayrak, M., Yu, Z. & Gayah, V. V., 2023, In: Transportmetrica B. 11, 1, p. 528-547 20 p.Research output: Contribution to journal › Article › peer-review
Decentralized arterial traffic signal optimization with connected vehicle information
Liang, X., Guler, S. I. & Gayah, V. V., 2023, In: Journal of Intelligent Transportation Systems: Technology, Planning, and Operations. 27, 2, p. 145-160 16 p.Research output: Contribution to journal › Article › peer-review
Scale effects in ridesplitting: A case study of the City of Chicago
Liu, H., Devunuri, S., Lehe, L. & Gayah, V. V., Jul 2023, In: Transportation Research Part A: Policy and Practice. 173, 103690.Research output: Contribution to journal › Article › peer-review
Total-delay-based Max Pressure: A Max Pressure Algorithm Considering Delay Equity
Liu, H. & Gayah, V. V., Jun 2023, In: Transportation Research Record. 2677, 6, p. 324-339 16 p.Research output: Contribution to journal › Article › peer-review