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One of the concerns with autonomous vehicles is their ability to communicate their intent to other road users, specially pedestrians, in order to prevent accidents. External Human-Machine Interfaces (eHMIs) are the proposed solution to this…

Robotics · Computer Science 2026-04-27 Jose Gonzalez-Belmonte , Jaerock Kwon

Safe and efficient interaction between autonomous vehicles (AVs) and human-driven vehicles (HVs) is a critical challenge for future transportation systems. While game-theoretic models capture how AVs influence HVs, they often suffer from a…

Robotics · Computer Science 2025-09-22 Shaoting Peng , Katherine Driggs-Campbell , Roy Dong

Automated vehicles are pictured as the future of transportation, and facilitating safer driving is only one of the many benefits. However, due to the constantly changing role of the human driver, users are easily confused and have little…

Human-Computer Interaction · Computer Science 2024-06-17 Y. C. Liu , N. Figalova , M. Baumann , K Bengler

In this study, we investigated the effectiveness and user acceptance of three external interaction modalities (i.e., visual, auditory, and visual+auditory) in promoting communications between automated vehicle systems (AVS) and pedestrians…

Human-Computer Interaction · Computer Science 2021-07-22 Sue Bai , Dakota Drake Legge , Ashley Young , Shan Bao , Feng Zhou

Automated vehicles (AVs) are gradually becoming part of our daily lives. However, effective communication between road users and AVs remains a significant challenge. Although various external human-machine interfaces (eHMIs) have been…

Human-Computer Interaction · Computer Science 2025-11-19 Yuan Li , Xinyue Gui , Ding Xia , Mark Colley , Takeo Igarashi

The investigation of factors contributing at making humans trust Autonomous Vehicles (AVs) will play a fundamental role in the adoption of such technology. The user's ability to form a mental model of the AV, which is crucial to establish…

Human-Computer Interaction · Computer Science 2020-07-28 Lia Morra , Fabrizio Lamberti , F. Gabriele Pratticó , Salvatore La Rosa , Paolo Montuschi

Auto manufacturers and research groups are working on autonomous driving for long period and achieved significant progress. Autonomous vehicles (AV) are expected to transform road traffic reduction from current conditions, avoiding…

Robotics · Computer Science 2024-05-28 Ragav V , Jesher Joshua M , Syed Ibrahim S P

In future mixed traffic Highly Automated Vehicles (HAV) will have to resolve interactions with human operated traffic. A particular problem for HAVs is detection of human states influencing safety critical decisions and driving behavior of…

Human-Computer Interaction · Computer Science 2019-02-14 Werner Damm , Martin Fränzle , Andreas Lüdtke , Jochem W. Rieger , Alexander Trende , Anirudh Unni

Safe and smooth interacting with other vehicles is one of the ultimate goals of driving automation. However, recent reports of demonstrative deployments of automated vehicles (AVs) indicate that AVs are still difficult to meet the…

Systems and Control · Electrical Eng. & Systems 2022-05-11 Daofei Li , Ao Liu , Hao Pan , Wentao Chen

A shared space area is a low-speed urban area in which pedestrians, cyclists, and vehicles share the road, often relying on informal interaction rules and greatly expanding freedom of movement for pedestrians and cyclists. While shared…

Human-Computer Interaction · Computer Science 2023-08-15 Yan Feng , Haneen Farah , Bart van Arem

Balancing safety, efficiency, and interaction is fundamental to designing autonomous driving agents and to understanding autonomous vehicle (AV) behavior in real-world operation. This study introduces an empirical learning framework that…

Robotics · Computer Science 2026-01-28 Mohammad Elayan , Wissam Kontar

It is essential to help drivers have appropriate understandings of level 2 automated driving systems for keeping driving safety. A human machine interface (HMI) was proposed to present real time results of image recognition by the automated…

Human-Computer Interaction · Computer Science 2021-06-28 Bo Yang , Koichiro Inoue , Satoshi Kitazaki , Kimihiko Nakano

As autonomous vehicles enter public spaces, external human-machine interfaces are proposed to support communication with external road users. A decade of research has produced hundreds of studies and reviews, yet it remains unclear whether…

Human-Computer Interaction · Computer Science 2026-02-09 Tram Thi Minh Tran , Debargha Dey , Martin Tomitsch

Automated vehicles lack natural communication channels with other road users, making external Human-Machine Interfaces (eHMIs) essential for conveying intent and maintaining trust in shared environments. However, most eHMI studies rely on…

Human-Computer Interaction · Computer Science 2026-04-22 Ding Xia , Xinyue Gui , Mark Colley , Fan Gao , Zhongyi Zhou , Dongyuan Li , Renhe Jiang , Takeo Igarashi

Completely unmanned autonomous vehicles have been anticipated for a while. Initially, these are expected to drive only under certain conditions on some roads, and advanced functionality is required to cope with the ever-increasing…

Human-Computer Interaction · Computer Science 2020-07-23 Walter Morales Alvarez , Miguel Ángel de Miguel , Fernando García , Cristina Olaverri-Monreal

As autonomous vehicles (AVs) become increasingly prevalent, their interaction with human drivers presents a critical challenge. Current AVs lack social awareness, causing behavior that is often awkward or unsafe. To combat this, social AVs,…

Systems and Control · Electrical Eng. & Systems 2024-03-25 Anirudh Chari , Rui Chen , Jaskaran Grover , Changliu Liu

We consider an intersection zone where autonomous vehicles (AVs) and human-driven vehicles (HDVs) can be present. As a new vehicle arrives, the traffic controller needs to decide and impose an optimal sequence of the vehicles that will exit…

Systems and Control · Electrical Eng. & Systems 2021-08-31 Arnob Ghosh , Thomas Parisini

Autonomous Personal Mobility Vehicles (APMVs) are designed to address the ``last-mile'' transportation challenge for everyone. When an APMV encounters a pedestrian, it uses an external Human-Machine Interface (eHMI) to negotiate road…

Human-Computer Interaction · Computer Science 2025-11-25 Hailong Liu , Zhe Zeng , Takahiro Wada

Automated vehicles can implement strategies to drive with optimized fuel efficiency. Therefore, automated driving is seen as a major advancement in tackling climate change. However, with automated vehicles driving in cities and other areas…

Human-Computer Interaction · Computer Science 2020-12-29 Mark Colley , Marcel Walch , Enrico Rukzio

Highly Automated Vehicles (HAVs) can improve mobility for blind and visually impaired people (BVIPs). However, designing non-visual interfaces that enable them to maintain situation awareness inside the vehicle is a challenge. This paper…

Human-Computer Interaction · Computer Science 2025-07-28 Luca-Maxim Meinhardt , Enrico Rukzio