Dr. Muhammad Bilal Khurshid

Dr. Numan Ahmad

Relevant Research Publications

.

• Ahmad, N., Wali, B., Khattak, A. J., & Dumbaugh, E. (2021). Built environment, driving errors and violations, and crashes in naturalistic driving environment. Accident Analysis & Prevention, 157, 106158. (IF = 6.376)
• Khattak, A. J., Ahmad, N.*, Wali, B., Dumbaugh, E. (2021). A taxonomy of driving errors and violations: Evidence from the naturalistic driving study. Accident Analysis & Prevention, 151, 105873. (IF = 6.376)
• Ahmad, N., Arvin, R., & Khattak, A. J. (2023). How is the duration of distraction related to safety–critical events? Harnessing naturalistic driving data to explore the role of driving instability. Journal of Safety Research, 85, 15-30 (IF = 4.264)
• Ahmad, N., Arvin, R., & Khattak, A. J. (2023). Exploring pathways from driving errors and violations to crashes: The role of instability in driving. Accident Analysis & Prevention, 179, 106876 (IF = 6.376)
• Adeel, M., Ahmad, N., Wali, B., and Khattak, A. J. (2024). Exploring the Association of Rider Age and Experience on Motorcycle Injury Crash Risk: Evidence from a Case-Control Study. Journal of Transportation Safety and Security (IF = 2.4)
• Ahmad, N., and Khattak, A. J. (2024). The role of human errors and violations in pedestrian-related crashes: Harnessing a unique database and accounting for heterogeneity. Journal of Safety Research, 91, 136-149 (IF = 3.9)
• Harris, L., Ahmad, N., Khattak, A., & Chakraborty, S. (2023). Exploring the Effect of Visibility Factors on Vehicle–Pedestrian Crash Injury Severity. Transportation Research Record: 03611981231164070. (IF = 2.019)
• Wali, B., Khattak, A. J., Ahmad, N. (2021). Injury severity analysis of pedestrian and bicyclist trespassing crashes at non-crossings: A hybrid predictive text analytics and heterogeneity-based statistical modeling approach. Accident Analysis & Prevention, 150, 105835. (IF = 6.376)
• Wali, B., Khattak, A.J., Ahmad, N. (2019) Examining Correlations Between Motorcyclist’s Conspicuity, Apparel Related Factors and Injury Severity Score: Evidence from New Motorcycle Crash Causation Study. Accident Analysis & Prevention; 131:45-62. DOI: 10.1016/j.aap.2019.04.009. (IF = 6.376)
• Shah A.A., Ahmad, N.*, Ahn, B.H. (2018). Pedestrian’s exposure to road traffic crashes in urban environment: A case study of Peshawar, Pakistan. Journal of the Pakistan Medical Association 03/2018; 68(4):615-623. (IF = 1.002)
• Wali, B., Ahmad, N.*, & Khattak, A. J. (2022). Toward better measurement of traffic injuries–Comparison of anatomical injury measures in predicting the clinical outcomes in motorcycle crashes. Journal of Safety Research, 80, 175-189. (IF = 4.264)
• Ahmad, N., Bhowmik, T., Gayah, V. V., & Eluru, N. (2024). On the need to address fixed-parameter issues before applying random parameters: A simulation-based study. Analytic Methods in Accident Research, 41, 100314 (IF = 12.9)
• Ahmad, N., Gayah, V. V., Donnell, E. (2023). Copula-based Bivariate Count Data Regression Models for Simultaneous Estimation of Crash Counts Based on Severity and Number of Vehicles. Accident Analysis and Prevention, 181, 106928. (IF = 6.376)
• Mohammadnazar, A., Mahdinia, I., Ahmad, N., Khattak, A. J., & Liu, J. (2021). Understanding how relationships between crash frequency and correlates vary for multilane rural highways: Estimating geographically and temporally weighted regression models. Accident Analysis & Prevention, 106146. (IF = 6.376)
• Ahmad, N., Arvin, R., Khattak, A.J. (2021). Exploring Pathways from Driving Errors and Violations to Crashes: The Role of Speed Volatility (Paper No. TRBAM-21-02508). Presented at the 100th Annual Meeting of Transportation Research Board by National Academies of Sciences, Engineering, and Medicine, Washington, D.C., 2021.
• Khattak, A.J., Ahmad, N., Wali, B. (2021). Heterogeneity in Naturalistic Driving Errors, Violations, and Crash Risk in Diverse Environmental Context (Paper No. TRBAM-21-04104). Presented at the 100th Annual Meeting of Transportation Research Board by National Academies of Sciences, Engineering, and Medicine, Washington, D.C., 2021.
• Ahmad, N., Arvin, R., Khattak, A.J. How is the duration of distraction related to safety-critical events? Harnessing naturalistic driving data to explore the role of driving instability. Presented at the 101st Annual Meeting of Transportation Research Board by National Academies of Sciences, Engineering, and Medicine, Washington, D.C., 2022.
• Khattak, A.J., Wali, B., Ahmad, N. (2019). A Taxonomy of Naturalistic Driving Errors and Violations and Its Variations Across Different Land Use Contexts: A Path Analysis Approach. Presented at the 98th Annual Meeting of Transportation Research Board by National Academies of Sciences, Engineering, and Medicine, Washington, D.C., 2019.
• Adeel, M., Ahmad, N., Wali, B., Khattak, A. Exploring the Associations of Rider Age and Experience on Motorcycle Injury Crash Risk: Evidence from A Case-Control Study. Presented at the 103rd Annual Meeting of Transportation Research Board by National Academies of Sciences, Engineering, and Medicine, Washington, D.C., 2024.
• Lee, S., Ahmad, N., Everett, J., Khattak, A. Strategies for Reducing Motorcyclist Injuries in Tennessee: Relevance of Evidence-Based Countermeasures that Work. Presented at the 102nd Annual Meeting of Transportation Research Board by National Academies of Sciences, Engineering, and Medicine, Washington, D.C., 2023.
• Harris, M. L., Ahmad, N., Khattak, A.J., Chakraborty, S. Exploring Effect of Visibility Factors on Vehicle-Pedestrian Crash Injury Severity. Presented at the 101st Annual Meeting of Transportation Research Board by National Academies of Sciences, Engineering, and Medicine, Washington, D.C., 2022.
• Wali, B., Khattak, A.J. Ahmad, N. Injury Severity Analysis of Pedestrian and Bicyclist Trespassing Crashes at Non-Crossings: A Hybrid Predictive Text Analytics and Heterogeneity-Based Statistical Modelling Approach. Presented at the 101st Annual Meeting of Transportation Research Board by National Academies of Sciences, Engineering, and Medicine, Washington, D.C., 2022.
• Wali, B., Ahmad, N., Khattak, A.J. (2020). Towards Better Measurement of Traffic Injuries – Comparison of Anatomical Injury Measures in Predicting Poor Clinical Outcomes in Motorcycle Crashes (Paper No. 20-02301). Presented at the 99th Annual Meeting of Transportation Research Board by National Academies of Sciences, Engineering, and Medicine, Washington, D.C., 2020.
• Wali, B., Khattak, A.J., Khattak, A.J., Ahmad, N. (2019). A Heterogeneity-Based, Case-Control Analysis of Motorcyclists Injury Crashes: Evidence from Motorcycle Crash Causation Study. Presented at the 98th Annual Meeting of Transportation Research Board by National Academies of Sciences, Engineering, and Medicine, Washington, D.C., 2019.
• Wali, B., Khattak, A.J., Ahmad, N. (2019). Modeling Injury Severity Score as a More Precise Measure of Motorcyclist Injuries: A Correlated Random Parameter Corner Solution Framework. Presented at the 98th Annual Meeting of Transportation Research Board by National Academies of Sciences, Engineering, and Medicine, Washington, D.C., 2019.
• Ahmad, N., Bhomik, T., Gayah, V. V., Eluru, N. Simulation-based Approach for Recovering SPFs of Various Functional Forms: A Comparison of Fixed and Random Parameter Models. Presented at the 102nd Annual Meeting of Transportation Research Board by National Academies of Sciences, Engineering, and Medicine, Washington, D.C., 2023.
• Ahmad, N., Gayah, V. V., Donnell, E. Copula-based bivariate count data regression models for simultaneous estimation of crash counts based on severity and number of vehicles. Presented at the 102nd Annual Meeting of Transportation Research Board by National Academies of Sciences, Engineering, and Medicine, Washington, D.C., 2023.
• Wali, B., Ahmad, N., Khattak, A.J., Nazar, A.M. (2020). Developing Safety Performance Functions for Rural Multilane Highways in Tennessee: Accounting for Unobserved Heterogeneity (Paper No. 20-03205). Presented at the 99th Annual Meeting of Transportation Research Board by National Academies of Sciences, Engineering, and Medicine, Washington, D.C., 2020.
• Nazar, A.M., Ahmad, N., Nia I.M., Khattak, A.J. (2020). Application of Geographically and Temporally Weighted Regression Models for Estimating Safety Performance Functions of Multilane Rural Highways in Tennessee (Paper No. 20-02544). Presented at the 99th Annual Meeting of Transportation Research Board by National Academies of Sciences, Engineering, and Medicine, Washington, D.C., 2020.
• Aziz, K., Chen, F., Khan, I., Khahro, S. H., Muhammad, A. M., Memon, Z. A., & Khattak, A. (2024). Road Traffic Crash Severity Analysis: A Bayesian‑Optimized Dynamic Ensemble Selection Guided by Instance Hardness and Region of Competence Strategy. IEEE Access, PP(99), 1–1. https://doi.org/10.1109/ACCESS.2024.3465489
• Irfan, M., Khurshid, A.N., Khurshid, M.B., Ali, Y., Khattak, A. (2018). “Analyzing the Policy Implications on Work-Trip Mode Choice Using Econometric Modelling”. Journal of Transportation Engineering, Part A: Systems. ASCE. Vol.144(8). ISI Impact Factor: 1.324
• Adeel, M., Khurshid, M. B., & Shakir, M. K. (2018). “Work Zone Traffic Management in Rehabilitation of M-2”. Journal of Sustainable Development of Transport and Logistics, 3(3), 99-108.
• Tayyab, S., Haq, F. and Khurshid, M. B. (2019). “Shortcomings in Traffic Control Devices on Rural Highways of Pakistan and their Rectifications”. Review of Information Engineering and Applications, Vol. 6, No. 1, pp. 1-7.
• Khurshid, M.B. and Adeel, M. (2020). “Capacity Analysis of Burhan-Khunjrab Alignment in CPEC Scenario”. The Sappers -2019. Corps of Engineers Journal, Military College of Engineering, Risalpur, Pakistan, pp.11-22.
• Khan J.A., Khurshid M.B., Hussain A, Azam A. (2022). “A Multidimensional Analysis of Factors Impacting Mobility of Open-Access Multilane Highways”. Infrastructures, Vol: 7, 143. pp 1-19. https://doi.org/ 10.3390/infrastructures7100143. (ISI IF : 2.6 ; Scopus Cite Score: 3.4).
• Adeel, M., Khurshid, M.B., Khan, U., Khan, J.A. (2025). “Multi-dimensional Freight and Trade Capacity Analysis – A Case Study on Burhan-Khunjerab Route in China-Pakistan Economic Corridor (CPEC)”. Scientific Journal of Silesian University of Technology. Series Transport. Vol: 126, pp. 5-21. (I.F 0.4; Scopus Cite Score: 1.2).
• Jilani, I., Khan, J.A., Shah, A.U and Khurshid, M.B. (2023). “User Opinion on Factors Affecting Drivers Frequent Lane-Changing Behavior: A National Sample of Drivers in Pakistan”. International Journal for Research in Applied Science & Engineering Technology (IJRASET), Vol: 11 Issue XII, pp.76-84. SJ Impact Factor: 7.538
• Mubasher, M., Khan, J.A., Shah, A.U. and Khurshid, M.B. (2023). “Comparison of Headway Measurement Methods for Heterogeneous Traffic Conditions”. International Journal for Research in Applied Science & Engineering Technology (IJRASET), Volume 11, Issue VIII Aug 2023, pp. 1362-1367. ISSN: 2321-9653; IC Value: 45.98; SJ Impact Factor: 7.538.