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Autonomous Vehicles

rosaP Repository & Open Science Access Portal

By leveraging advanced technologies, Autonomous Vehicles (AVs) hold the potential to increase transportation safety and efficiency. This collection showcases USDOT-funded research and data concerning AVs. Bookmark this collection: https://rosap.ntl.bts.gov/collection_avs OR https://doi.org/10.21949/1x81-qs91.

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Showing 341 - 360 of 864 results
  • Toward a Florida Automated Connected Electric and Shared ACES Transportation System Roadmap Phase I Summary
    Toward a Florida Automated, Connected, Electric and Shared (ACES) Transportation System Roadmap: Phase I [Summary]
    Lin, Pei-Sung
    2022-05-01 | PDF
    The research objective was to develop and demonstrate tools that can serve as the foundation of coordinated ACES activities in Florida. The researchers also conducted outreach events with stakeholders to introduce and encourage use of the tools.
  • State Estimation and Motion Prediction of Vehicles and Vulnerable Road Users for Cooperative Autonomous Driving A Survey
    State Estimation and Motion Prediction of Vehicles and Vulnerable Road Users for Cooperative Autonomous Driving: A Survey
    Ghorai, Prasenjit ;
    Eskandarian, Azim
    2022-04-13 | PDF
    The recent progress in autonomous vehicle research and development has led to increasingly widespread testing of fully autonomous vehicles on public roads, where complex traffic scenarios arise. Along with these vehicles, partially autonomous vehicles, manually-driven vehicles, pedestrians, cyclists, and some animals can be present on the road, to ...
  • Managing Increasing Demand for Curb Space in the City of the Future
    Managing Increasing Demand for Curb Space in the City of the Future
    Chang, Kevin ;
    Goodchild, Anne
    2022-04-01 | PDF
    The rapid rise of on-demand transportation and e-commerce goods deliveries, as well as increased cycling rates and transit use, are increasing demand for curb space. This demand has resulted in competition among modes, failed goods deliveries, roadway and curbside congestion, and illegal parking. This research increases our understanding of existin ...
  • Future Connected and Automated Vehicle Adoption Will Likely Increase Car Dependence and Reduce Transit Use without Policy Intervention Policy Brief
    Future Connected and Automated Vehicle Adoption Will Likely Increase Car Dependence and Reduce Transit Use without Policy Intervention [Policy Brief]
    Circella, Giovanni ;
    Jaller, Miguel
    2022-04-01 | PDF
    Researchers at the University of California, Davis investigated the range of potential impacts that rapid adoption of CAVs in California might have on vehicle miles traveled and emissions. The researchers estimated the vehicle miles traveled and emissions of each scenario using a statewide travel demand model, emissions factors from California agen ...
  • Making Crosswalks Smarter Using Sensors and Learning Algorithms to Safeguard Heterogenous Road Users
    Making Crosswalks Smarter: Using Sensors and Learning Algorithms to Safeguard Heterogenous Road Users
    Zhang, Yunchang ;
    Fricker, Jon D.
    2022-04-01 | PDF
    Poster from 2022 Global Symposium on Connected and Automated Vehicles and Infrastructure, April 14, 2022, Ann Arbor, Michigan.
  • A Rhode Trip Lessons for the Future of Mobility From the Little Roady Autonomous Microtransit Pilot
    A Rhode Trip: Lessons for the Future of Mobility From the Little Roady Autonomous Microtransit Pilot
    Marini, Megan ;
    Simpson, Troy
    2022-04-01 | PDF
    The Little Roady Autonomous Vehicle (AV) shuttle pilot was coordinated by the Rhode Island Department of Transportation and consisted of a free daily shuttle service operated from May 2019 through June 2020 along a twelve-stop, 5.3-mile loop along the Woonasquatucket Corridor in Rhode Island. Key goals of the Little Roady project were to safely int ...
  • Using Automated Vehicle AV Technology to Smooth Traffic Flow and Reduce Greenhouse Gas Emissions
    Using Automated Vehicle (AV) Technology to Smooth Traffic Flow and Reduce Greenhouse Gas Emissions
    Almatrudi, Sulaiman ;
    Parvate, Kanaad
    2022-04-01 | PDF
    Passenger and heavy-duty vehicles make up 36% of California’s greenhouse gas (GHG) emissions. Reducing emissions from vehicular travel is therefore paramount for any path towards carbon neutrality. Efforts to reduce GHGs by encouraging mode shift or increasing vehicle efficiency are, and will continue to be, a critical part of decarbonizing the tra ...
  • Connected Autonomous Vehicles Frequently Asked Questions
    Connected Autonomous Vehicles: Frequently Asked Questions
    Marti, Michael M ;
    Bitzan, Nicole
    2022-04-01 | PDF
    An interactive presentation describing frequently asked questions about Connected and Autonomous Vehicles (CAV). The presentation is divided into five sections: General, Timing/Preparation, Policy/Standardization, Safety, Rural, and Resources.
  • UAV Selection Methodology and Performance Evaluation to Support UAVEnabled Bridge Inspection
    UAV Selection Methodology and Performance Evaluation to Support UAV-Enabled Bridge Inspection
    Karimoddini, Ali ;
    Cavalline, Tara L
    2022-03-15 | PDF
    This project performed preliminary work to support use of Unmanned Aerial Vehicles (UAV)-based for bridge inspections, providing an economical and safer alternative to conventional inspection practices. The main challenge is that most existing technologies rely on general-purpose UAV platforms and there is no verified methodology for UAV-enabled br ...
  • Exploratory Modeling and Analysis for Automated Vehicles in Utah
    Exploratory Modeling and Analysis for Automated Vehicles in Utah
    Liu, Xiaoyue Cathy ;
    Haghighi, Nima
    2022-03-01 | PDF
    Autonomous Vehicles (AVs) have the potential to offer benefits and flexibility in travel, which can lead to significant reductions in the generalized travel cost, and possibly more demand. The combination of the AV technology with Mobility as a Service (MaaS) creates a new disruptive transportation mode – Shared Autonomous Vehicles (SAVs) that have ...
  • Advancing Accelerated Testing Protocols for Safe and Reliable Deployment of Connected and Automated Vehicles Through Iterative Deployment in Physical and Digital Worlds [supporting dataset]
    Chakraborty, Subhadeep ;
    Khattak, Asad J.
    2022-02-10 | ZIP
    As Automated Vehicles diffuse through the transportation system, it is important to understand their safety performance. Although few AV-involved crashes have occurred on roads during testing, they pose new challenges and opportunities for improving safety. The challenges come from using complex automation technologies operating at high speeds to m ...
    Dataset
  • Technology Landscape and Future Direction for Transportation Emissions Energy and Health
    Technology Landscape and Future Direction for Transportation Emissions, Energy, and Health
    Xu, Yanzhi
    2022-02-01 | PDF
    This report presents a roadmap for technology development and implementation in transportation emissions, energy, and health, in the context of emerging transportation sector trends. Specifically, the project focuses on vehicle electrification. The report identifies technologies currently available or under development in both software and hardware ...
  • Lane Changing of Autonomous Vehicles in Mixed Traffic Environments A Reinforcement Learning Approach
    Lane Changing of Autonomous Vehicles in Mixed Traffic Environments: A Reinforcement Learning Approach
    Jiang, Zhong-Ping ;
    Ozbay, Kaan
    2022-02-01 | PDF
    The purpose of this proposal is to develop innovative reinforcement learning control methods for lane changing of connected and autonomous vehicles (CAVs) in mixed traffic. In the proposed framework, before the CAV changes to the target lane, it needs to predict most likely behavior of surrounding vehicles related to the lane change and then determ ...
  • Simulating the Effects of Shared Automated Vehicles and Benefits to LowIncome Communities in Los Angeles Policy Brief
    Simulating the Effects of Shared Automated Vehicles and Benefits to Low-Income Communities in Los Angeles [Policy Brief]
    Rodier, Caroline ;
    Chai, Huajun
    2022-02-01 | PDF
    Researchers at the University of California, Davis and the Technical University of Berlin evaluated these questions by simulating three scenarios in the Westside Cities area using an open-source, dynamic, agent-based travel model called MATSim. The researchers then calculated the benefits of each scenario compared to the base case for various incom ...
  • Evaluation of Delivery Service in Rural Areas with CAV
    Evaluation of Delivery Service in Rural Areas with CAV
    Alghamdi, Abdulrahman ;
    Prevedouros, Panos D
    2022-01-31 | PDF
    Urban areas have been experiencing automated delivery technology for several servings of food or a few bags of groceries, with automated (robotic) mini vehicles. The benefits of such automated delivery may be much more significant for rural areas with long distances due to the large potential savings in travel time, travel cost, and crash risk. Com ...
  • Training to Improve Drivers’ Behavior When Partial Driving Automation Fails [supporting datasets]
    Roberts, Shannon C ;
    Ebadi, Yalda
    2022-01-28 | CSV
    With the advent of automated vehicle systems, the role of drivers has changed to a more supervisory role. However, it is known that all vehicles with Level 2 (L2) systems have a very specific operational design domain (ODD) and can only function on limited conditions. Hence, it is important for drivers to perceive the situations properly and regain ...
    Dataset Supporting Files
  • Designing an Informative Interface for Transfer of Control in Level 2 Automated Driving System [supporting datasets]
    Roberts, Shannon C ;
    Ebadi, Yalda
    2022-01-28 | CSV
    Although automated driving systems have made significant progress over the past few years, human involvement is still vital, especially for Level 2 (L2) systems. One of the challenges of L2 systems is transfer of control between drivers and systems. The objective of this study was to design and evaluate an in-vehicle interface for an L2 automated v ...
    Dataset Supporting Files
  • Advancing Crash Investigation With Connected and Automated Vehicle Data [Supporting Dataset]
    Clamann, Michael ;
    Khattak, Asad J.
    2022-01-20 | ZIP
    Understanding the contributing factors in more than 6 million vehicle crashes that occur annually in the U.S. is very challenging, and police officers investigating crashes need all the tools they can use to reconstruct the crash. Given that the Connected and Automated Vehicle (CAV) era is rapidly unfolding, this study seeks to leverage newly avail ...
    Dataset
  • Infrastructure Enhancements for CAV Navigation [supporting dataset]
    Al-Qadi, Imad L. ;
    Okte, Egemen
    2022-01-04 | ZIP
    This report presents a review of the main sensors used in connected and autonomous vehicles (CAVs). Radar, ultrasonic sensors, a global positioning system, radio-frequency identification, lidar, cameras, inertial measurement units, and capacitive–proximity sensors were detailed, listing their working principles, advantages, and disadvantages. Based ...
    Dataset Supporting Files
  • How Can Automated Vehicles Increase Access to Marginalized Populations and Reduce Congestion Vehicle Miles Traveled and Greenhouse Gas Emissions A Case Study in the City of Los Angeles
    How Can Automated Vehicles Increase Access to Marginalized Populations and Reduce Congestion, Vehicle Miles Traveled, and Greenhouse Gas Emissions? A Case Study in the City of Los Angeles
    Rodier, Caroline ;
    Kaddoura, Ihab
    2022-01-01 | PDF
    The research team used the Los Angeles MATSim model to evaluate the travel, greenhouse gas (GHGs), and equity impacts of single- and multiple-passenger automated taxi scenarios, including free transit fares and a vehicle miles traveled (VMT) tax. The results indicate that automated taxis increase VMT by about 20 percent across scenarios, and automa ...
341 - 360 / 864