Works (24)

Updated: April 15th, 2024 06:04

2024 article

Advancing the white phase mobile traffic control paradigm to consider pedestrians

Niroumand, R., Hajibabai, L., & Hajbabaie, A. (2024, March 10). COMPUTER-AIDED CIVIL AND INFRASTRUCTURE ENGINEERING, Vol. 3.

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

Sources: Web Of Science, ORCID
Added: April 8, 2024

2023 article

Charging Network Design and Service Pricing for Electric Vehicles With User-Equilibrium Decisions

Mirheli, A., & Hajibabai, L. (2023, January 31). IEEE TRANSACTIONS ON INTELLIGENT TRANSPORTATION SYSTEMS, Vol. 1.

By: A. Mirheli n & L. Hajibabai n

author keywords: Costs; Pricing; Electric vehicle charging; Stochastic processes; Vehicle dynamics; Mathematical models; Numerical models; Bi-level; active-set; pricing; hierarchical; electric vehicle; network design
Sources: Web Of Science, ORCID
Added: February 27, 2023

2023 article

Joint column generation and Lagrangian relaxation technique for incident respondent location and allocation

Atik, A., & Hajibabai, L. (2023, May 4). COMPUTER-AIDED CIVIL AND INFRASTRUCTURE ENGINEERING, Vol. 5.

By: A. Atik n & L. Hajibabai n

Sources: Web Of Science, ORCID
Added: May 15, 2023

2023 journal article

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

IEEE Transactions on Intelligent Transportation Systems, 24(3), 2993–3007.

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

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: Web Of Science, ORCID, Crossref
Added: February 7, 2023

2022 article

A Game-Theoretic Approach for Dynamic Service Scheduling at Charging Facilities

Hajibabai, L., & Mirheli, A. (2022, October 13). IEEE TRANSACTIONS ON INTELLIGENT TRANSPORTATION SYSTEMS, Vol. 10.

By: L. Hajibabai n & A. Mirheli n

author keywords: Dynamic scheduling; Schedules; Electric vehicle charging; Costs; Vehicle dynamics; Charging stations; Optimal scheduling; Electric vehicle; dynamic programming; generalized nash equilibrium; scheduling; Monte Carlo tree search; shooting heuristic
Sources: Web Of Science, ORCID
Added: October 31, 2022

2022 journal article

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

Transportation Research Record: Journal of the Transportation Research Board, 2676(8), 112–130.

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

author keywords: operations; traffic signal systems
UN Sustainable Development Goal Categories
Sources: Web Of Science, ORCID, Crossref
Added: April 14, 2022

2022 article

Hierarchical Optimization of Charging Infrastructure Design and Facility Utilization

Mirheli, A., & Hajibabai, L. (2022, January 21). IEEE TRANSACTIONS ON INTELLIGENT TRANSPORTATION SYSTEMS, Vol. 1.

By: A. Mirheli n & L. Hajibabai n

author keywords: Optimization; Costs; Batteries; Vehicle dynamics; Electric vehicle charging; Charging stations; Pricing; Global optimal; bi-level; hierarchical optimization; network design; dynamic pricing; equilibrium; electric vehicle; charging facility
UN Sustainable Development Goal Categories
9. Industry, Innovation and Infrastructure (OpenAlex)
13. Climate Action (Web of Science)
Sources: Web Of Science, ORCID
Added: February 7, 2022

2022 article

Joint power distribution and charging network design for electrified mobility with user equilibrium decisions

Hajibabai, L., Atik, A., & Mirheli, A. (2022, June 6). COMPUTER-AIDED CIVIL AND INFRASTRUCTURE ENGINEERING, Vol. 6.

By: L. Hajibabai n, A. Atik n & A. Mirheli n

UN Sustainable Development Goal Categories
Sources: Web Of Science, ORCID
Added: June 20, 2022

2022 journal article

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

Transportation Science, 56(5), 1135–1147.

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

author keywords: COVID-19; vaccine distribution; vaccine wastage; data analytics
TL;DR: An overview of vaccine distribution logistics in the United States is given, the data the authors obtain, how they may be accessed and used by others, and some high-level analyses demonstrating some aspects of the data are described. (via Semantic Scholar)
UN Sustainable Development Goal Categories
3. Good Health and Well-being (Web of Science; OpenAlex)
Sources: Web Of Science, ORCID, Crossref
Added: April 14, 2022

2021 article

Location and Allocation of Incident Respondents under Severity Levels and Capacity Constraints: Formulation, Methodology, and Application

2021 IEEE INTELLIGENT TRANSPORTATION SYSTEMS CONFERENCE (ITSC), pp. 2181–2186.

By: A. Atik n & L. Hajibabai n

TL;DR: A multi-objective mixed-integer linear formulation is proposed that aims to minimize the expected travel time to incidents and maximize the expected demand coverage under resource constraints to cover the demand considering the location and availability of respondents. (via Semantic Scholar)
Sources: Web Of Science, ORCID
Added: September 26, 2022

2021 journal article

Utilization and Cost Estimation Models for Highway Fleet Equipment

Transportation Research Record: Journal of the Transportation Research Board, 2675(12), 1172–1186.

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

TL;DR: This research has identified annual mileage as an appropriate and widely used utilization metric and a set of predictive models to estimate the annual utilization of seven non-stationary highway equipment types based on several explanatory variables including their annual fuel cost, downtime hours, age, and weight. (via Semantic Scholar)
Sources: Web Of Science, ORCID, Crossref
Added: August 25, 2021

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, 102659.

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

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

author keywords: Connected and automated vehicle; White phase; Mixed-autonomy traffic; Selfdriving vehicles
TL;DR: A novel mixed-integer non-linear program to control the trajectory of mixed connected-automated vehicles (CAVs) and connected human-driven vehicles (CHVs) through signalized intersections and reveals that a higher CAV market penetration rate induces more frequent white phase indication compared to green-red signals. (via Semantic Scholar)
Sources: Web Of Science, ORCID, Crossref
Added: June 29, 2020

2020 journal article

Utilization Management and Pricing of Parking Facilities under Uncertain Demand and User Decisions

IEEE Transactions on Intelligent Transportation Systems, 21(5), 2167–2179.

By: A. Mirheli* & L. Hajibabai*

Contributors: A. Mirheli* & L. Hajibabai*

author keywords: Pricing; Games; Vehicle dynamics; Stochastic processes; Vehicles; Monte Carlo methods; Heuristic algorithms; Parking utilization; dynamic pricing; Monte Carlo tree search; look-ahead model; stochastic; bi-level; integer program
TL;DR: A stochastic dynamic parking management model is developed, under competitive user-agency perceptions and uncertain user demand and parking occupancy, to simultaneously minimize the total travelers’ costs and maximize the parking agency’s revenue. (via Semantic Scholar)
Source: ORCID
Added: October 6, 2020

2020 journal article

Utilization Management of Highway Operations Equipment

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

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

TL;DR: The numerical experiments reveal that the proposed framework can facilitate the utilization prediction and management of highway operations equipment and save up to 16.6% in operational costs considering different demand scenarios. (via Semantic Scholar)
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*

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

author keywords: Distributed algorithm; Coordination; Signal-free; Cooperative; Control logic; Connected and autonomous vehicles
TL;DR: The results show that the proposed distributed coordinated framework converges to near-optimal CAV trajectories with no conflicts in the intersection neighborhood, while eliminating all near-crash conditions. (via Semantic Scholar)
UN Sustainable Development Goal Categories
11. Sustainable Cities and Communities (OpenAlex)
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*

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

TL;DR: The numerical results show that the decomposition scheme converges to the optimal solution, within 2.0% gap, in substantially less time compared to a benchmark solution, which confirms the computational efficiency of the proposed algorithm. (via Semantic Scholar)
UN Sustainable Development Goal Categories
11. Sustainable Cities and Communities (OpenAlex)
Source: ORCID
Added: August 27, 2019

2019 journal article

Patrol Route Planning for Incident Response Vehicles under Dispatching Station Scenarios

Computer-Aided Civil and Infrastructure Engineering, 34(1), 58–70.

By: L. Hajibabai* & D. Saha*

Contributors: L. Hajibabai* & D. Saha*

Source: ORCID
Added: October 6, 2020

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*

Contributors: 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

2016 journal article

Dynamic Snow Plow Fleet Management under Uncertain Demand and Service Disruption

IEEE Transactions on Intelligent Transportation Systems, 17(9), 2574–2582.

By: L. Hajibabai* & Y. Ouyang*

Contributors: L. Hajibabai* & Y. Ouyang*

author keywords: Dynamic fleet management; stochastic; uncertainty; approximate dynamic programming; snow plow truck; roadway maintenance; network
TL;DR: A stochastic dynamic fleet management model is developed to assign available trucks to cover uncertain snow plowing demand and can solve the problem effectively and outperforms a rolling-horizon heuristic solution. (via Semantic Scholar)
Source: ORCID
Added: October 6, 2020

2016 book

Planning of resource replenishment location for service trucks under network congestion and routing constraints

In Transportation Research Record (Vol. 2567, pp. 10–17).

By: L. Hajibabai* & Y. Ouyang*

Contributors: L. Hajibabai* & Y. Ouyang*

Source: ORCID
Added: October 6, 2020

2014 journal article

Joint optimization of freight facility location and pavement infrastructure rehabilitation under network traffic equilibrium

Transportation Research Part B: Methodological, 63, 38–52.

By: L. Hajibabai*, Y. Bai* & Y. Ouyang*

Contributors: L. Hajibabai*, Y. Bai* & Y. Ouyang*

author keywords: Facility location; Traffic equilibrium; Pavement rehabilitation; Bi-level; Optimization
Source: ORCID
Added: October 6, 2020

2014 book

Network routing of snowplow with resource replenishment and plowing priorities formulation. Algorithm, and application

In Transportation Research Record (Vol. 2440, pp. 16–25).

By: L. Hajibabai*, S. Nourbakhsh*, Y. Ouyang* & F. Peng*

Contributors: L. Hajibabai*, S. Nourbakhsh*, Y. Ouyang* & F. Peng*

Source: ORCID
Added: October 6, 2020

2013 journal article

Integrated Planning of Supply Chain Networks and Multimodal Transportation Infrastructure Expansion: Model Development and Application to the Biofuel Industry

Computer-Aided Civil and Infrastructure Engineering, 28(4), 247–259.

By: L. Hajibabai* & Y. Ouyang*

Contributors: L. Hajibabai* & Y. Ouyang*

TL;DR: This article presents an integrated mathematical model for biofuel supply chain design where the near-optimum number and location of biorefinery facilities, thenear-optimal routing of biomass and biofuel shipments, and possible highway/railroad capacity expansion are determined. (via Semantic Scholar)
Source: ORCID
Added: October 6, 2020

2011 journal article

Visualizing greenhouse gas emissions from construction activities

Construction Innovation, 11(3), 356–370.

By: L. Hajibabai*, Z. Aziz* & F. Peña-Mora*

Contributors: L. Hajibabai*, Z. Aziz* & F. Peña-Mora*

Source: ORCID
Added: October 6, 2020

Employment

Updated: September 27th, 2023 08:32

2019 - present

North Carolina State University Raleigh, NC, US
Assistant Professor Industrial and Systems Engineering

2017 - 2019

Stony Brook University Stony Brook, New York, US
Assistant Professor Civil Engineering

2015 - 2016

Washington State University Pullman, US
Clinical Assistant Professor Civil and Environmental Engineering

Education

Updated: October 11th, 2023 21:37

2008 - 2014

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

University of Illinois Urbana-Champaign Urbana, US
M.Sc. Industrial and System Enterprise Engineering

2004 - 2006

University of Tehran Tehran, IR
M.Sc. (Geospatial Information Systems) Civil and Surveying Engineering

2000 - 2004

K.N.Toosi University of Technology Tehran, IR
Undergraduate (Civil and Surveying Engineering) Civil and Surveying Engineering

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