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Recent Publications

Please check the escholarhsip website(link is external) to get a comprehensive list of all recent California PATH reports.

Lu, X-Y., Cheng, X., Spring, J. Graphical User Interface Development for Coordinated Ramp Metering System. Final Report, 2023.
Lu, X-Y., Spring, J.P., Nelson, D. Field Test of Combined Coordinated Ramp Metering and Variable Speed Advisory for Freeway Traffic Control. Final Report, 2023
Liu, H., Lu, X-Y., Shladover, S., Huang, Z. Developing Analysis, Modeling, and Simulation Tools for Connected Automated Vehicle Applications: A Case Study on SR 99 in California. Prepared for the Federal Highway Administration, 2020.
Kopelias, P., Demiridi, E., Skabardonis, A. Connected & Automated Vehicles – Environmental Impacts – A review. Science of The Total Environment, Vol. 712, 2020.
Skabardonis, A. Environmental Impacts of Congestion Management Strategies: A White Paper. Prepared for the State of California Air Resources Board Research Division, 2019.
Pin Wang, Hanhan Li, Ching-Yao Chan, “Quadratic Q-network for Learning Continuous Control for Autonomous Vehicles,” NeurIPS 2019 Machine Learning for Autonomous Driving Workshop, December 2019.
Tingting Li, Jianping Wu, Ching-Yao Chan, “Evolutionary Learning in Decision Making for Lane Change,” IEEE Intelligent Transportation System Conference, October 2019.
I-Ming Chen, Ching-Yao Chan, “A Deep Reinforcement Learning-Based Approach to Intelligent Powertrain Control for Automated Vehicles,” IEEE Intelligent Transportation System Conference, October 2019.
Long Xin, Shengbo Eben Li*, Pin Wang, Yulin Wang, Bingbing Nie, Ching-Yao Chan, Bo Cheng, “Accelerated Inverse Reinforcement Learning with Randomly Pre-sampled Policies for Autonomous Driving Reward Design,” IEEE Intelligent Transportation System Conference, October 2019.
Tianyu Shi, Pin Wang*, Xuxin Cheng, Ching-Yao Chan, “Driving Decision and Control for Autonomous Lane Change based on Deep Reinforcement Learning,” IEEE Intelligent Transportation System Conference, October 2019.
Mengyu Guo, Pin Wang, Ching-Yao Chan, Sid Askary, “A Reinforcement Learning Approach for Intelligent Traffic Signal Control at Urban Intersections,” IEEE Intelligent Transportation System Conference, October 2019.
California PATH and WSP. Connected Traffic Control System (CTCS): Research Planning and Concept Development. Final Deliverable. October, 2019.
Skabardonis, A., Papadimitriou,F., Halkias, B., Kopelias, P. Operational Analyses of Freeway Off-Ramp Bottlenecks. Transportation Research Procedia. Presented at: International Conference on Transportation Research, October 2019, Greece.
Yanli Ma, Shouming Qi, Luyang Fan, Weixin Lu, Ching-Yao Chan, Yaping Zhang, “Dynamic Bayesian network approach to evaluate vehicle driving risk based on on-road experiment driving data,” early access, IEEEXplore, on page(s): 1-13, Print ISSN: 2169-3536, Online ISSN: 2169-3536, September 2019.
S. Motamedi, P. Wang, C-Y Chan, “Acceptance of Full Driving Automation: Personally-Owned and Shared-Use Concepts,” to appear in Human Factors: The Journal of the Human Factors and Ergonomics Society.
Kan, X., Skabardonis, A., Liu, H. Improving Arterial Operations using Cooperative Adaptive Cruise Control (CACC). For Presentation and Publication at the Transportation Research Board 99th Annual Meeting, Washington, D.C., January 12-16, 2020).
Sassahara, F., Carvalho, L., Chowdhury, T., Jerome, Z., Elefteriadou, L., Skabardonis, A. Predicting Lane-by-Lane Flows and Speeds for Freeway Segments. For Presentation and Publication at the Transportation Research Board 99th Annual Meeting, Washington, D.C., January 12-16, 2020.
Liu, H., Lu, X., Shladover, S. Mobility and Energy Consumption Impacts of Cooperative Adaptive Cruise Control (CACC) Vehicle Strings on an Urban Freeway Corridor. For Presentation and Publication at the Transportation Research Board 99th Annual Meeting, Washington, D.C., January 12-16, 2020.
Mauch, M., Skabardonis, A., McKeever, B. Monitoring the Cost Effectiveness of the Caltrans Freeway Service Patrol (FSP) SB 1 Funded Expansion. A Research Report from the University of California Institute of Transportation Studies. Final Report. 2019.
Mauch, M., Skabardonis, A., McKeever, B. The Expansion of California’s Freeway Service Patrol Program is Delivering Benefits to Motorists and the Environment. Institute of Transportation Studies. Policy Brief. July 2019.
P. Wang, C-Y Chan, “Continuous Control for Automated Lane Change Behavior Based on Deep Deterministic Policy Gradient Algorithm,” IEEE Intelligent Vehicles, June 2019.
P. Wang, et al., “A Data Driven Method of Optimizing Feedforward Compensator for Autonomous Vehicle,” IEEE Intelligent Vehicles, June 2019.
L. Sun, W. Zhan, C-Y Chan, M. Tomizuka “Behavior Planning of Autonomous Vehicles with Social Perception,” IEEE Intelligent Vehicles, June 2019.
B. Yang, P. Liu, C-Y Chan, C. Xu, Y. Guo, “Identifying the crash characteristics on freeway segments based on different ramp influence areas,” Traffic Injury Prevention, Online, April 25 2019, pp. 386-391, Volume 20, 2019 – Issue 4.
Lu, X., Amini, Z., Mauch, M., Skabardonis, A. Congestion-Responsive On-Ramp Metering: Recommendations toward a Statewide Policy. Partners for Advanced Transportation tecHnology, Research Report. 2019.
Wang, P., Chan, C. Driving Maneuver Learning via Reinforcement Learning for Automated Vehicles in An Interactive Environment. For Presentation and Publication at the Transportation Research Board 98th Annual Meeting, Washington, D.C., Paper 19-01116, January 13-17, 2019.
Lu, X., Spring, J., Wu, C., Nelson, D., Kan, Y. Field Experiment of Variable Speed Advisory (VSA) Final Report. Partners for Advanced Transportation tecHnology, Research Report. 2018.
Amini, Z., Coogan, S., Flores, C., Skabardonis, A., Varaiya, P. Optimizing Offsets in Signalized Arterial Networks: A Case Study. 2018 IEEE Conference on Control Technology and Applications (CCTA).
Kan, X., Lu, X., Skabardonis, A. Impact of ramp metering queue override on the capacity of an isolated freeway merge. For Presentation and Publication at the Transportation Research Board 98th Annual Meeting, Washington, D.C., January 13-17, 2019
Wang, P., Zhang, T., Chan, C. Evaluation of Messages on Information Display Board (IDB) Using Laboratory Experiment. For Presentation and Publication at the Transportation Research Board 98th Annual Meeting, Washington, D.C., Paper 19-04354, January 13-17, 2019.
Motamedi, S., Wang, P., Zhang, T., Chan, C. Public Perception of Automated Driving Systems and Modeling of User Acceptance. For Presentation and Publication at the Transportation Research Board 98th Annual Meeting, Washington, D.C., Paper 19-05614, January 13-17, 2019.
Mauch, M., McKeever, B., Skabardonis, A. Meeting SB1 Transportation Systems Performance Goals. Institute of Transportation Studies, Research Report. 2018.
Liu, H., McKeever, B., Lu, X., Shladover, S. Early Opportunities for AV in Managed Lanes. Partners for Advanced Transportation technology, Research Report. 2018.
Germbek, O., Kurzhanskiy, A., Medury, A., Varaiya, P., Yu, M., Siddiqui, A.  Safe Operation of Automated Vehicles in Intersections. Partners for Advanced Transportation tecHnology, Research Report. 2018.
Kan, X., Liu, H., Shladover, S., Lu, X.Y. Using Cooperative Adaptive Cruise Control (CACC) to Form High-Performance Vehicle Streams. Microscopic Traffic Model Calibration and Validation. February 2018.
Liu, H., Kan, X., Shladover, S., Lu, X.Y. Using Cooperative Adaptive Cruise Control (CACC) to Form High-Performance Vehicle Streams. Simulation Results Analysis. February 2018.
Liu, H., Kan, X., Wei, D., Chou, F.C., Shladover, S., Lu, X.Y. Using Cooperative Adaptive Cruise Control (CACC) to Form High-Performance Vehicle Streams. Microscopic Traffic Modeling. February 2018.
Liu, H., Xiao, L., Kan, X., Shladover, S., Lu, X.Y., Men, M., Shakel, W., vanArem, B. Using Cooperative Adaptive Cruise Control (CACC) to Form High-Performance Vehicle Streams. FINAL REPORT. February 2018.
Koling, A., Zhang, WB., Zhou, K., Meng, H. Final Report: Bus Rapid Transit (BRT) Toolbox: Assessing Person Throughput to Measure Transportation Impacts for BRT Projects. January 2018.
Yang, S., Shladover, S., Lu, X.Y., Spring, J., Nelson, D., Ramezani, H. A First Investigation of Truck Drivers’ On-the-Road Experience Using Cooperative Adaptive Cruise Control. PATH Research Report for FHWA Exploratory Advanced Research Program. Cooperative Agreement DTFH61-13-H00012. January, 2018.
Zhou, K., Wang, Y., Li, J., Wachs, M., Walker, J., Meng. H., Friedman, J., Zhang, WB. Field Operational Test of Tools for Facilitating Smart Travel Choices Through Real-Time Information. California PATH Program, Institute of Transportation Studies, University of California at Berkeley, Department of Urban Planning, University of California at Los Angeles. August 2017.
Kalathil, D., Kurzhanskiy, A., Varaiya, P., Perez, J. Sustainable Operation of Arterial Networks. July 14, 2017.
Amini, Z., Skabardonis, A., Varaiya, P. Estimating Detectors’ Systematic Error in Signalized Intersection Using Flow Conservation. Transportation Research Procedia. Presented at: International Conference on Intelligent Transport Systems in Theory and Practice, July 4-5, 2017, Munich, Germany.
Kan, X., Increasing Freeway Capacity by Efficiently Timing its Nearby Arterial Traffic Signals. Dissertation. Summer 2017.
McKeever, B. A Roadmap for Connected Vehicle Deployment in California (Draft). Working Paper. June 30, 2017.
Ramezani, M., Machado, J.A., Skabardonis, A., Geroliminis, N. Capacity and delay analysis of arterials with mixed autonomous and human-driven vehicles. June 2017.
Meng, H., Tsao, J., Zhou, K., Picar, J., Mizuno, B. Zhang, W.B. Development and Field Testing of An Interactive Transit Station Information System (ITSIS) Using Connected Vehicle Technologies. December 2017.
Institute of Transportation Studies, University of California at Berkeley. California’s Freeway Service Patrol Program. Management Information System Annual Report Fiscal Year 2015-16. Prepared for the California Department of Transportation, Traffic Operations Division.
Halkias, M., Leng, T., Sorrell, M., Parks, J., Skabardonis, A. Arterial Speed Management with Control Measures: the Case of San Francisco. For Presentation and Publication at the Transportation Research Board 96th Annual Meeting, Washington, D.C., January 8-12, 2017.
Horowitz, R., Kurzhanskiy, A., Wright, M. HOT Lane Simulation Tools. Partners for Advanced Transportation tecHnology, December, 2016.
McKeever, Ben.  Roadmap for Connected Vehicle Deployment in California. Partners for Advanced Transportation tecHnology, Working Paper. 2016.
Amini, Z., Pedarsani, R., Skabardonis, A., Varaiya, P. Queue-length estimation using real-time traffic data. 2016 IEEE 19th International Conference on Intelligent Transportation Systems (ITSC), pp. 1476-1481.
Institute of Transportation Studies, University of California at Berkeley. California’s Freeway Service Patrol Program. Management Information System Annual Report Fiscal Year 2014-15. Prepared for the California Department of Transportation, Traffic Operations Division. 
California PATH and UC Berkeley. US-101 Corridor Assessment-Project Summary. Working Paper. 2016.
Horowitz, R., Kurzhanskiy, A., Siddiqui, A., Wright, M. Modeling and Control of HOT Lanes. Partners for Advanced Transportation tecHnology, 2016.
Mauch, Michael. Congestion-Responsive On-Ramp Metering: Before and After Studies – Phase 1. California PATH Research Report. Partners for Advanced Transportation tecHnology, 2016.
Amini, Z., Lo, Y.C., Skabardonis., A., Varaiya, P. Control Strategies for Corridor Management. Final Report; UCConnect, 2016.
Kan, X., Lu, X.Y., Skabardonis, A. Coordination of Freeway Ramp Meters and Arterial Traffic Signals Phase IIA – Site Selection and Simulation Development. Final Report. June 30, 2016.
Transportation Research Board. Transformational Technologies in Transportation: State of the Activities. Transportation Research Circular, 2016.
Ranft, B., Stiller, C. The Role of Machine Vision for Intelligent Vehicles. IEEE Transactions on Intelligent Vehicles, Vol. 1, Issue 1, pp. 8-19, 2016.
Tsugawa, S., Jeschke, S., Shladover, S. A Review of Truck Platooning Projects for Energy Savings. IEEE Transactions on Intelligent Vehicles, Vol. 1, No.1, pp. 68-77, 2016.
Ma, J., Li, X., Shladover, S., Rakha, H., Lu, XY., Jagannathan, R., Dailey, D. Freeway Speed Harmonization. IEEE Transactions on Intelligent Vehicles, Vol. 1, No.1, pp.78-89, 2016.
Amini, Z., Skabardonis, A., Varaiya, P. An Investigation of the Operation of the Metering System at the San Francisco Oakland Bay Bridge (SFOBB). For Presentation and Publication at the Transportation Research Board 95th Annual Meeting, Washington, D.C., January 10-14, 2016.
Moylan, E., Foti, F., Skabardonis, A. Observed and simulated traffic impacts from the 2013 Bay Area Rapid Transit strike. Transportation Planning and Technology, Vol. 39, No. 2, pp.162-179, 2016.
Seeherman, J., Skabardonis, A. Searching for Induced Travel: Elimination of a Freeway Bottleneck and Subsequent Effects on Rail and Freeway Volumes. Case Studies on Transport Policy, Vol. 4, Issue 3, 2015, pp. 239-247.
Dowling, R., Nevers, B., Jia, A., Skabardonis, A., Krause, C., Vasudevan, M. Performance Benefits of Connected Vehicles for Implementing Speed Harmonization. Transportation Research Procedia, Vol. 15, 2016, pp. 459-470.
Skabardonis, A., Papadimitriou, F., Halkias, B., Kopellas, P. Operational Analyses of Freeway Off-Ramp Bottlenecks. Transportation Research Procedia, Vol. 15, 2016, pp.573-582.
Institute of Transportation Studies, University of California at Berkeley. California’s Freeway Service Patrol Program. Management Information System Annual Report Fiscal Year 2013-14. Prepared for the California Department of Transportation, Traffic Operations Division.
Transportation Research Board. Traffic and Transportation Simulation. Looking Back and Looking Ahead: Celebrating 50 Years of Traffic Flow Theory, A Workshop. Transportation Research Circular, 2015.
Argote-Cabanero, J., Christofa, E., Skabardonis, A. Connected vehicle penetration rate for estimation of arterial measures of effectiveness.  Transportation Research Part C: Emerging Technologies, Vol. 60, 2015, pp. 298-312.
Nowakowski, C., Shladover, S., Lu, X.Y. Cooperative Adaptive Cruise Control (CACC) For Truck Platooning: Operational Concept Alternatives. March, 2015.
California Department of Transportation, University of  California PATH Program, Volvo Technology Americas, Cambridge Systematics, inc., Peloton Technology, with support from American Transportation Research Institute. Industry Needs and Opportunities for Truck Platooning. Deliverable 1.1. February, 2015.
Ramezani, M., de Lamberterie, N., Skabardonis, A., Geroliminis, N. A Link Partitioning Approach for Real-Time Control of Queue Spillbacks on Congested Arterials. Transportmetrica B: Transport Dynamics, Vol. 5, No. 2, pp.181-194, 2016.
Shladover, S., Nowakowski, C., Lu, X.Y. Using Cooperative Adaptive Cruise Control (CACC) to Form High-Performance Vehicle Streams. Definitions, Literature Review and Operational Concept Alternatives. June 2014.
Historical Publications in TRID Database