| Tracking a system of shared autonomous vehicles across the Austin, Texas network using agent-based simulation J Liu, KM Kockelman, PM Boesch, F Ciari Transportation 44, 1261-1278, 2017 | 205 | 2017 |
| Shared autonomous electric vehicle (SAEV) operations across the Austin, Texas network with charging infrastructure decisions B Loeb, KM Kockelman, J Liu Transportation Research Part C: Emerging Technologies 89, 222-233, 2018 | 193 | 2018 |
| Delivering improved alerts, warnings, and control assistance using basic safety messages transmitted between connected vehicles J Liu, AJ Khattak Transportation Research Part C: Emerging Technologies 68, 83-100, 2016 | 133 | 2016 |
| What is the level of volatility in instantaneous driving decisions? X Wang, AJ Khattak, J Liu, G Masghati-Amoli, S Son Transportation Research Part C: Emerging Technologies 58, 413-427, 2015 | 95 | 2015 |
| Pedestrian injury severity in motor vehicle crashes: An integrated spatio-temporal modeling approach J Liu, A Hainen, X Li, Q Nie, S Nambisan Accident Analysis & Prevention 132, 105272, 2019 | 68 | 2019 |
| What are the differences in driver injury outcomes at highway-rail grade crossings? Untangling the role of pre-crash behaviors J Liu, AJ Khattak, SH Richards, S Nambisan Accident Analysis & Prevention 85, 157-169, 2015 | 68 | 2015 |
| Anticipating the emissions impacts of smoother driving by connected and autonomous vehicles, using the MOVES model J Liu, K Kockelman, A Nichols Transportation Research Board 96th Annual Meeting, 2017 | 67 | 2017 |
| Modeling traffic incident duration using quantile regression AJ Khattak, J Liu, B Wali, X Li, MW Ng Transportation Research Record 2554 (1), 139-148, 2016 | 65 | 2016 |
| Do safety performance functions used for predicting crash frequency vary across space? Applying geographically weighted regressions to account for spatial heterogeneity J Liu, AJ Khattak, B Wali Accident Analysis & Prevention 109, 132-142, 2017 | 55 | 2017 |
| Customizing Driving Cycles to Support Vehicle Purchase and Use Decisions: Fuel Economy Estimation for Alternative Fuel Vehicle Users J Liu, X Wang, A Khattak Transportation Research Part C: Emerging Technologies 67, 280-298, 2016 | 55 | 2016 |
| Gate-violation behavior at highway-rail grade crossings and the consequences: using geo-spatial modeling integrated with path analysis J Liu, AJ Khattak Accident Analysis & Prevention 109, 99-112, 2017 | 48 | 2017 |
| Non-crossing rail-trespassing crashes in the past decade: A spatial approach to analyzing injury severity X Wang, J Liu, AJ Khattak, D Clarke Safety Science 82, 44-55, 2016 | 46 | 2016 |
| The role of alternative fuel vehicles: using behavioral and sensor data to model hierarchies in travel J Liu, A Khattak, X Wang Transportation Research Part C: Emerging Technologies 55, 379-392, 2015 | 42 | 2015 |
| Rider perception of a “light” Bus Rapid Transit system-The New York City Select Bus Service D Wan, C Kamga, J Liu, A Sugiura, EB Beaton Transport Policy 49, 41-55, 2016 | 37 | 2016 |
| A comparative study of rail-pedestrian trespassing crash injury severity between highway-rail grade crossings and non-crossings M Zhang, AJ Khattak, J Liu, D Clarke Accident Analysis & Prevention 117, 427-438, 2018 | 35 | 2018 |
| Bicyclist injury severity in traffic crashes: A spatial approach for geo-referenced crash data to uncover non-stationary correlates J Liu, AJ Khattak, X Li, Q Nie, Z Ling Journal of safety research 73, 25-35, 2020 | 34 | 2020 |
| What is the evidence concerning the gap between on-road and Environmental Protection Agency fuel economy ratings? DL Greene, AJ Khattak, J Liu, X Wang, JL Hopson, R Goeltz Transport Policy 53, 146-160, 2017 | 33 | 2017 |
| Fuel consumption for various driving styles in conventional and hybrid electric vehicles: Integrating driving cycle predictions with fuel consumption optimization J Rios-Torres, J Liu, A Khattak International Journal of Sustainable Transportation 13 (2), 123-137, 2019 | 32 | 2019 |
| Driver behavior at highway–rail grade crossings with passive traffic controls: A driving simulator study J Liu, B Bartnik, SH Richards, AJ Khattak Journal of Transportation Safety & Security 8 (sup1), 37-55, 2016 | 31* | 2016 |
| How big data serves for freight safety management at highway-rail grade crossings? A spatial approach fused with path analysis J Liu, X Wang, AJ Khattak, J Hu, JX Cui, J Ma Neurocomputing 181, 38-52, 2016 | 28 | 2016 |
Asad J. KhattakBeaman Distinguished Professor of Civil & Environmental EngineeringVerified email at utk.edu
