Works (63)

Updated: June 3rd, 2023 04:33

2023 article

White Phase Intersection Control Through Distributed Coordination: A Mobile Controller Paradigm in a Mixed Traffic Stream

Niroumand, R., Hajibabai, L., & Hajbabaie, A. (2023, February 6). IEEE TRANSACTIONS ON INTELLIGENT TRANSPORTATION SYSTEMS, Vol. 2.

By: R. Niroumand, L. Hajibabai & A. Hajbabaie

author keywords: Trajectory; Delays; Green products; Trajectory optimization; Safety; Fuels; Complexity theory; White phase; joint signal and trajectory optimization; autonomous vehicles; mixed autonomy traffic
Sources: ORCID, Web Of Science
Added: February 7, 2023

2022 article

A Distributed Gradient Approach for System Optimal Dynamic Traffic Assignment

Mehrabipour, M., & Hajbabaie, A. (2022, April 20). IEEE TRANSACTIONS ON INTELLIGENT TRANSPORTATION SYSTEMS, Vol. 4.

By: M. Mehrabipour & A. Hajbabaie

author keywords: Computational modeling; Computational complexity; Linear programming; Load modeling; Transportation; Loading; Heuristic algorithms; Distributed; system optimal; dynamic traffic assignment; sub-problem; decomposition
Sources: ORCID, Web Of Science
Added: April 21, 2022

2022 article

Battery Electric Vehicles Network Equilibrium With Flow-Dependent Energy Consumption

Niroumand, R., Bahrami, S., Aashtiani, H. Z., & Hajbabaie, A. (2022, November 17). TRANSPORTATION RESEARCH RECORD, Vol. 11.

By: R. Niroumand, S. Bahrami*, H. Aashtiani* & A. Hajbabaie

author keywords: traffic assignment; electric vehicles; flow-dependent energy consumption; network equilibrium; transportation network modeling
Sources: ORCID, Web Of Science
Added: November 17, 2022

2022 journal article

Distributed cooperative trajectory and lane changing optimization of connected automated vehicles: Freeway segments with lane drop

TRANSPORTATION RESEARCH PART C-EMERGING TECHNOLOGIES, 143.

By: M. Tajalli n, R. Niroumand & A. Hajbabaie

author keywords: Connected Automated Vehicles; Lane Changing Optimization; Trajectory Control; Freeway
Sources: ORCID, Web Of Science
Added: August 24, 2022

2022 article

Effects of Autonomous Driving Behavior on Intersection Performance and Safety in the Presence of White Phase for Mixed-Autonomy Traffic Stream

Niroumand, R., Hajibabai, L., Hajbabaie, A., & Tajalli, M. (2022, April 11). TRANSPORTATION RESEARCH RECORD, Vol. 4.

By: R. Niroumand, L. Hajibabai, A. Hajbabaie & M. Tajalli

author keywords: operations; traffic signal systems
Sources: ORCID, Web Of Science
Added: April 14, 2022

2022 article

Testing Connected Vehicle-Based Accident Mitigation for Red-Light Violation Using Simulation Strategies

Tajalli, M., Bin Al Islam, S. M. A., List, G. F., & Hajbabaie, A. (2022, March 11). TRANSPORTATION RESEARCH RECORD, Vol. 3.

By: M. Tajalli, S. Bin Al Islam n, G. List & A. Hajbabaie

author keywords: connected vehicles; microscopic traffic simulation; operations; traffic flow theory and characteristics; traffic simulation
Sources: ORCID, Web Of Science
Added: March 12, 2022

2022 article

Using COVID-19 Data on Vaccine Shipments and Wastage to Inform Modeling and Decision-Making

Hajibabai, L., Hajbabaie, A., Swann, J., & Vergano, D. (2022, April 1). TRANSPORTATION SCIENCE, Vol. 4.

By: L. Hajibabai, A. Hajbabaie, J. Swann & D. Vergano*

author keywords: COVID-19; vaccine distribution; vaccine wastage; data analytics
Sources: ORCID, Web Of Science
Added: April 14, 2022

2021 article

An Enhanced Cell Transmission Model for Multi-Class Signal Control

Bin Al Islam, S. M. A., & Hajbabaie, A. (2021, August 10). IEEE TRANSACTIONS ON INTELLIGENT TRANSPORTATION SYSTEMS, Vol. 23.

By: S. Bin Al Islam n & A. Hajbabaie

author keywords: Automobiles; Optimization; Process control; Linear programming; Transportation; Real-time systems; Loading; Multi-class cell transmission model; transit signal priority; signal timing optimization; traffic light control
Sources: ORCID, Web Of Science
Added: January 3, 2022

2021 journal article

Connected automated vehicle control in single lane roundabouts

TRANSPORTATION RESEARCH PART C-EMERGING TECHNOLOGIES, 131.

By: R. Mohebifard & A. Hajbabaie

author keywords: Roundabout; Connected and automated vehicles; Trajectory; Convexification; Optimization; Alternating direction method of multipliers; Model predictive
Sources: Web Of Science, ORCID
Added: October 18, 2021

2021 article

Effects of Connectivity and Traffic Observability on an Adaptive Traffic Signal Control System

Bin Al Islam, S. M. A., Tajalli, M., Mohebifard, R., & Hajbabaie, A. (2021, May 24). TRANSPORTATION RESEARCH RECORD, Vol. 5.

By: S. Bin Al Islam n, M. Tajalli, R. Mohebifard & A. Hajbabaie

Sources: ORCID, Web Of Science
Added: June 30, 2021

2021 journal article

Network-Level Coordinated Speed Optimization and Traffic Light Control for Connected and Automated Vehicles

IEEE TRANSACTIONS ON INTELLIGENT TRANSPORTATION SYSTEMS, 22(11), 6748–6759.

By: M. Tajalli, M. Mehrabipour & A. Hajbabaie

author keywords: Optimization; Delays; Throughput; Trajectory; Fuels; Real-time systems; Connected and automated vehicles; distributed coordination; signal timing optimization; speed harmonization
Sources: ORCID, Web Of Science
Added: June 6, 2020

2021 journal article

Stochastic Gradient-Based Optimal Signal Control With Energy Consumption Bounds

IEEE TRANSACTIONS ON INTELLIGENT TRANSPORTATION SYSTEMS, 22(5), 3054–3067.

By: S. Bin Al Islam n, H. Abdul Aziz* & A. Hajbabaie

author keywords: Energy consumption; Optimization; Delays; Linear programming; Stochastic processes; Mathematical model; Fuels; Traffic signal optimization; fuel consumption; simultaneous perturbation stochastic approximation (SPSA); vehicle-specific power; gradient approximation; SPSA with constraints
Sources: ORCID, Web Of Science
Added: March 19, 2020

2021 article

Traffic Signal Timing and Trajectory Optimization in a Mixed Autonomy Traffic Stream

Tajalli, M., & Hajbabaie, A. (2021, February 17). IEEE TRANSACTIONS ON INTELLIGENT TRANSPORTATION SYSTEMS, Vol. 23.

By: M. Tajalli & A. Hajbabaie

author keywords: Timing; Trajectory optimization; Fuels; Delays; Complexity theory; Vehicle dynamics; Green products; Signal timing; trajectory optimization; connected and automated vehicles; Lagrangian relaxation
Sources: ORCID, Web Of Science
Added: February 21, 2021

2021 article

Trajectory control in roundabouts with a mixed fleet of automated and human-driven vehicles

Mohebifard, R., & Hajbabaie, A. (2021, June 22). COMPUTER-AIDED CIVIL AND INFRASTRUCTURE ENGINEERING, Vol. 6.

By: R. Mohebifard & A. Hajbabaie

Sources: ORCID, Web Of Science
Added: June 30, 2021

2021 article

Utilization and Cost Estimation Models for Highway Fleet Equipment

Tajalli, M., Mirheli, A., Hajbabaie, A., & Hajibabai, L. (2021, August 24). TRANSPORTATION RESEARCH RECORD, Vol. 8.

By: M. Tajalli, A. Mirheli n, A. Hajbabaie & L. Hajibabai

Sources: ORCID, Web Of Science
Added: August 25, 2021

2020 journal article

A real-time network-level traffic signal control methodology with partial connected vehicle information

Transportation Research Part C: Emerging Technologies, 121, 102830.

By: S. Islam n, A. Hajbabaie & H. Aziz*

author keywords: Traffic signal control; Traffic state estimation; Connected vehicles; Distributed optimization and coordination algorithm; Market penetration rate
Source: ORCID
Added: November 24, 2020

2020 journal article

Joint optimization of vehicle-group trajectory and signal timing: Introducing the white phase for mixed-autonomy traffic stream

TRANSPORTATION RESEARCH PART C-EMERGING TECHNOLOGIES, 116.

By: R. Niroumand, M. Tajalli, L. Hajibabai & A. Hajbabaie

author keywords: Connected and automated vehicle; White phase; Mixed-autonomy traffic; Selfdriving vehicles
Sources: Web Of Science, ORCID
Added: June 29, 2020

2020 journal article

Utilization Management of Highway Operations Equipment

TRANSPORTATION RESEARCH RECORD, 2674(9), 202–215.

By: A. Mirheli n, M. Tajalli, R. Mohebifard, L. Hajibabai & A. Hajbabaie

Sources: Web Of Science, ORCID
Added: July 20, 2020

2019 journal article

A consensus-based distributed trajectory control in a signal-free intersection

Transportation Research Part C: Emerging Technologies, 100, 161–176.

By: A. Mirheli*, M. Tajalli*, L. Hajibabai & A. Hajbabaie

author keywords: Distributed algorithm; Coordination; Signal-free; Cooperative; Control logic; Connected and autonomous vehicles
Source: ORCID
Added: August 27, 2019

2019 journal article

A decomposition scheme for parallelization of system optimal dynamic traffic assignment on urban networks with multiple origins and destinations

Computer-Aided Civil and Infrastructure Engineering, 34(10), 915–931.

By: M. Mehrabipour*, L. Hajibabai & A. Hajbabaie

Source: ORCID
Added: August 27, 2019

2019 journal article

Cooperative traffic signal and perimeter control in semi-connected urban-street networks

Transportation Research Part C: Emerging Technologies, 104, 408–427.

By: R. Mohebifard, S. Islam* & A. Hajbabaie

author keywords: Cooperative traffic control; Traffic signal optimization; Perimeter control; Distributed optimization and coordination algorithms; Connected vehicles
Source: ORCID
Added: December 10, 2019

2019 journal article

Distributed Optimization and Coordination Algorithms for Dynamic Traffic Metering in Urban Street Networks

IEEE Transactions on Intelligent Transportation Systems, 20(5), 1930–1941.

By: R. Mohebifard & A. Hajbabaie

author keywords: Dynamic traffic metering; perimeter control; distributed optimization; distributed coordination; model predictive control; mixed-integer linear program
Source: ORCID
Added: August 27, 2019

2019 journal article

Optimal network-level traffic signal control: A benders decomposition-based solution algorithm

Transportation Research Part B: Methodological, 121, 252–274.

By: R. Mohebifard & A. Hajbabaie

author keywords: Traffic signal control; Cell transmission model; Benders decomposition; Flow holding-back problem
Source: ORCID
Added: August 27, 2019

2018 journal article

Development of a signal-head-free intersection control logic in a fully connected and autonomous vehicle environment

Transportation Research Part C: Emerging Technologies, 92, 412–425.

By: A. Mirheli*, L. Hajibabai & A. Hajbabaie

author keywords: Control logic; Autonomous intersection control; Monte Carlo tree search; Look-ahead model; Connected and autonomous vehicles; Dynamic programming
Source: ORCID
Added: August 27, 2019

2018 journal article

Distributed optimization and coordination algorithms for dynamic speed optimization of connected and autonomous vehicles in urban street networks

Transportation Research Part C: Emerging Technologies, 95, 497–515.

By: M. Tajalli* & A. Hajbabaie

Source: ORCID
Added: August 27, 2019

2018 journal article

Dynamic speed harmonization in connected urban street networks

Computer-Aided Civil and Infrastructure Engineering, 33(6), 510–523.

By: M. Tajalli* & A. Hajbabaie

Source: ORCID
Added: August 27, 2019

2018 journal article

Dynamic traffic metering in urban street networks: Formulation and solution algorithm

Transportation Research Part C: Emerging Technologies, 93, 161–178.

By: R. Mohebifard & A. Hajbabaie

author keywords: Traffic metering; Perimeter control; Mixed integer linear programming; Optimization; Cell transmission model; Benders decomposition; Urban street networks
Source: ORCID
Added: August 27, 2019

2017 journal article

A cell-based distributed-coordinated approach for network-level signal timing optimization

Computer-Aided Civil and Infrastructure Engineering, 32(7), 599–616.

By: M. Mehrabipour* & A. Hajbabaie

Source: ORCID
Added: August 27, 2019

2017 journal article

Distributed coordinated signal timing optimization in connected transportation networks

Transportation Research Part C: Emerging Technologies, 80, 272–285.

By: S. Al Islam* & A. Hajbabaie

author keywords: Distributed-coordinated approach; Connected vehicles; Real-time and scalable; Signal timing optimization; Oversaturated flow conditions
Source: ORCID
Added: August 27, 2019

2017 journal article

Estimation of saturation headway in work zones on urban streets

Transportation Research Record, 2615(1), 26–34.

By: A. Hajbabaie, S. Kim*, B. Schroeder*, S. Aghdashi*, N. Rouphail* & K. Tabrizi*

Source: ORCID
Added: August 27, 2019

2017 journal article

Freeway work zone free-flow speed model development

ITE Journal (Institute of Transportation Engineers), 87(11), 38–44. http://www.scopus.com/inward/record.url?eid=2-s2.0-85044119212&partnerID=MN8TOARS

By: C. Yeom, A. Hajbabaie, N. Rouphail, W. Rasdorf & B. Schroeder

Source: ORCID
Added: May 22, 2020

2017 journal article

On the relationships between commuting mode choice and public health

Journal of Transport & Health, 4, 267–277.

By: M. Tajalli* & A. Hajbabaie

author keywords: Commuting mode choice; Public health; Mental health; Homeworking; Choice model; Binary probit
Source: ORCID
Added: August 27, 2019

2016 journal article

Dynamic Bandwidth Analysis for Coordinated Arterial Streets

JOURNAL OF INTELLIGENT TRANSPORTATION SYSTEMS, 20(3), 294–310.

By: S. Kim, A. Hajbabaie, B. Williams & N. Rouphail

Sources: ORCID, Web Of Science
Added: August 6, 2018

2016 journal article

Enhanced Decision-Making Framework Using Reliability Concepts for Freeway Facilities

Journal of Transportation Engineering, 142(4), 04016008.

By: A. Hajbabaie, S. Aghdashi n & N. Rouphail

author keywords: Travel time reliability; Decision-making framework; Highway capacity manual
Sources: ORCID, Crossref
Added: August 27, 2019

2016 conference paper

Proposed Data-Driven Performance Measures for Comparing and Ranking Traffic Bottlenecks

Transportation Research Procedia, 15, 483–494.

By: D. Hale*, A. Hajbabaie, J. Ma*, J. Hu*, H. Park* & J. Bared*

author keywords: performance measures; traffic bottlenecks; INRIX; reliability
Source: ORCID
Added: May 22, 2020

2015 journal article

A program for simultaneous network signal timing optimization and traffic assignment

IEEE Transactions on Intelligent Transportation Systems, 16(5), 2573–2586.

By: A. Hajbabaie & R. Benekohal*

author keywords: Network signal timing optimization; traffic assignment; genetic algorithms; weighted trip maximization; objective function upper-bound; system optimal
Source: ORCID
Added: August 27, 2019

2015 journal article

Generating Scenarios of Freeway Reliability Analysis: Hybrid Approach

Transportation Research Record, 2483(1), 148–159.

By: S. Aghdashi n, A. Hajbabaie, B. Schroeder*, J. Trask n & N. Rouphail n

Source: ORCID
Added: August 27, 2019

2015 journal article

Generic Speed--Flow Models for Basic Freeway Segments on General-Purpose and Managed Lanes in Undersaturated Flow Conditions

Transportation Research Record, 2483(1), 102–110.

By: S. Aghdashi, N. Rouphail, A. Hajbabaie & B. Schroeder

Source: ORCID
Added: August 27, 2019

2015 book

Generic speed-flow models for basic freeway segments on general-purpose and managed lanes in undersaturated flow conditions

In Transportation Research Record (Vol. 2483, pp. 102–110).

By: S. Aghdashi n, N. Rouphail*, A. Hajbabaie & B. Schroeder n

Source: ORCID
Added: May 22, 2020

2015 journal article

Innovative work zone capacity models from nationwide field and archival sources

Transportation Research Record, 2485(1), 51–60.

By: C. Yeom n, A. Hajbabaie, B. Schroeder n, C. Vaughan n, X. Xuan n & N. Rouphail n

Source: ORCID
Added: August 27, 2019

2015 journal article

Planning-Level Methodology for Freeway Facilities

Transportation Research Record, 2483(1), 47–56.

By: A. Hajbabaie, N. Rouphail n, B. Schroeder* & R. Dowling*

Source: ORCID
Added: August 27, 2019

2013 journal article

Effects of metered entry volume on an oversaturated network with dynamic signal timing

Transportation Research Record, (2356), 53–60.

By: J. Medina, A. Hajbabaie & R. Benekohal

Source: NC State University Libraries
Added: August 6, 2018

2013 journal article

Effects of metered entry volume on an oversaturated network with dynamic signal timing

Transportation Research Record, 2356(1), 53–60.

By: J. Medina*, A. Hajbabaie & R. Benekohal*

Source: ORCID
Added: August 27, 2019

2013 journal article

Estimation of incident propensity for reliability analysis in the Highway Capacity Manual

Transportation Research Record, 2395(1), 123–131.

By: S. Aghdashi n, N. Rouphail & A. Hajbabaie

Sources: ORCID, NC State University Libraries
Added: August 6, 2018

2013 journal article

Traffic Signal Timing Optimization Choosing the Objective Function

TRANSPORTATION RESEARCH RECORD, 2355(2355), 10–19.

By: A. Hajbabaie & R. Benekohal*

Sources: Web Of Science, ORCID
Added: August 6, 2018

2011 conference paper

A comparison of approximate dynamic programming and simple genetic algorithm for traffic control in oversaturated conditions - Case study of a simple symmetric network

IEEE Conference on Intelligent Transportation Systems, Proceedings, ITSC, 1815–1820.

By: J. Medina*, A. Hajbabaie & R. Benekohal*

Source: ORCID
Added: May 22, 2020

2011 conference paper

Common or variable cycle length policy for a more efficient network performance?

T and DI Congress 2011: Integrated Transportation and Development for a Better Tomorrow - Proceedings of the 1st Congress of the Transportation and Development Institute of ASCE, 1138–1146.

By: A. Hajbabaie & R. Benekohal*

Source: ORCID
Added: May 22, 2020

2011 journal article

Detection performance of wireless magnetometers at signalized intersection and railroad grade crossing under various weather conditions

Transportation Research Record, 2259(1), 233–241.

By: J. Medina*, A. Hajbabaie & R. Benekohal*

Source: ORCID
Added: August 27, 2019

2011 conference paper

Does traffic metering improve network performance efficiency?

IEEE Conference on Intelligent Transportation Systems, Proceedings, ITSC, 1114–1119.

By: A. Hajbabaie & R. Benekohal*

Source: ORCID
Added: May 22, 2020

2011 conference paper

Evaluation of wireless magnetometers for vehicle detection at signalized intersections

T and DI Congress 2011: Integrated Transportation and Development for a Better Tomorrow - Proceedings of the 1st Congress of the Transportation and Development Institute of ASCE, 1147–1156.

By: J. Medina*, A. Hajbabaie & R. Benekohal

Source: ORCID
Added: May 22, 2020

2011 journal article

Safety and headway characteristics in highway work zones with automated speed enforcement

Advances in Transportation Studies, (23), 67–76.

By: M. Wang*, R. Benekohal*, H. Ramezani*, H. Nassiri*, J. Medina* & A. Hajbabaie

Source: ORCID
Added: August 27, 2019

2011 conference paper

Speed photo enforcement effects on headways in work zones

T and DI Congress 2011: Integrated Transportation and Development for a Better Tomorrow - Proceedings of the 1st Congress of the Transportation and Development Institute of ASCE, 1226–1234.

By: A. Hajbabaie, H. Ramezani* & R. Benekohal

Source: ORCID
Added: May 22, 2020

2011 journal article

Sustained and halo effects of various speed reduction treatments in highway work zones

Transportation Research Record, 2265(1), 118–128.

By: A. Hajbabaie, J. Medina*, M. Wang*, R. Benekohal* & M. Chitturi*

Source: ORCID
Added: August 27, 2019

2010 conference paper

Arterial traffic control using reinforcement learning agents and information from adjacent intersections in the state and reward structure

IEEE Conference on Intelligent Transportation Systems, Proceedings, ITSC, 525–530.

By: J. Medina*, A. Hajbabaie & R. Benekohal*

Source: ORCID
Added: May 22, 2020

2010 journal article

Effectiveness of Automated Speed Enforcement in Work Zones

Institute of Transportation Engineers. ITE Journal, 80(6), 26.

By: M. Chitturi, A. Hajbabaie, M. Wang, J. Medina & others

Source: ORCID
Added: August 27, 2019

2010 journal article

Effectiveness of automated speed enforcement in work Zones

ITE Journal (Institute of Transportation Engineers), 80(6), 26–35. http://www.scopus.com/inward/record.url?eid=2-s2.0-77954149350&partnerID=MN8TOARS

By: M. Chitturi, R. Benekohal, A. Hajbabaie, M. Wang & J. Medina

Source: ORCID
Added: May 22, 2020

2010 conference paper

Effects of ITS-Based Left Turn Policies on Network Performance

IEEE Conference on Intelligent Transportation Systems, Proceedings, ITSC, 80–84.

By: A. Hajbabaie, J. Medina* & R. Benekohal*

Source: ORCID
Added: May 22, 2020

2009 journal article

Downstream Effects of Speed Photo--Radar Enforcement and Other Speed Reduction Treatments on Work Zones

Transportation Research Record, 2107(1), 24–33.

By: J. Medina, R. Benekohal, A. Hajbabaie, M. Wang & M. Chitturi

Source: ORCID
Added: August 27, 2019

2009 book

Downstream effects of speed photo-radar enforcement and other speed reduction treatments on work zones

In Transportation Research Record (pp. 24–33).

By: J. Medina*, R. Benekohal*, A. Hajbabaie, M. Wang* & M. Chitturi*

Source: ORCID
Added: May 22, 2020

2009 conference paper

Evolution strategies compared to genetic algorithms in finding optimal signal timing for oversaturated transportation network

IJCCI 2009 - International Joint Conference on Computational Intelligence, Proceedings, 298–301. http://www.scopus.com/inward/record.url?eid=2-s2.0-77955445784&partnerID=MN8TOARS

By: A. Hajbabaie & R. Benekohal

Source: ORCID
Added: May 22, 2020

2009 journal article

Speed Photo--Radar Enforcement and Its Effects on Speed in Work Zones

Transportation Research Record, 2096(1), 89–97.

By: R. Benekohal, M. Wang, M. Chitturi, A. Hajbabaie & J. Medina

Source: ORCID
Added: August 27, 2019

2009 book

Speed photo-radar enforcement and Its effects on speed in work zones

In Transportation Research Record (pp. 89–97).

By: R. Benekohal*, M. Wang*, M. Chitturi*, A. Hajbabaie & J. Medina*

Source: ORCID
Added: May 22, 2020

2008 journal article

Automated speed photo enforcement effects on speeds in work zones

Transportation Research Record, 2055(1), 11–20.

By: R. Benekohal*, M. Chitturi*, A. Hajbabaie, M. Wang* & J. Medina*

Source: ORCID
Added: August 27, 2019

Employment

Updated: August 27th, 2019 17:57

2019 - present

North Carolina State University Raleigh, NC, US
Assistant Professor Civil, Construction, and Environmental Engineering

Education

Updated: August 27th, 2019 17:58

2006 - 2011

University of Illinois at Urbana-Champaign Urbana, IL, US
Ph.D. Civil and Environmental Engineering