Advances and applications of computer vision techniques in vehicle trajectory generation and surrogate traffic safety indicators

M Abdel-Aty, Z Wang, O Zheng, A Abdelraouf - Accident Analysis & …, 2023 - Elsevier
Abstract The application of Computer Vision (CV) techniques massively stimulates
microscopic traffic safety analysis from the perspective of traffic conflicts and near misses …

Evaluating the safety of autonomous vehicle–pedestrian interactions: An extreme value theory approach

AR Alozi, M Hussein - Analytic methods in accident research, 2022 - Elsevier
With the increasing advancements in autonomous vehicle (AV) technologies, the forecasts
of AV market shares seem to follow an ever-growing trend. This leads to the inherent need …

Effect of urban street trees on pedestrian safety: A micro-level pedestrian casualty model using multivariate Bayesian spatial approach

M Zhu, NN Sze, S Newnam - Accident Analysis & Prevention, 2022 - Elsevier
In the past decades, trees were considered roadside hazard. Street trees were removed to
provide clear zone and improve roadside safety. Nowadays, street trees are considered to …

Longitudinal traffic conflict analysis of autonomous and traditional vehicle platoons in field tests via surrogate safety measures

T Das, MS Samandar, N Rouphail - Accident Analysis & Prevention, 2022 - Elsevier
Autonomous vehicles (AVs) have been introduced into the traffic stream alongside
traditional vehicles (TVs) with the expectation of improved transportation safety, efficiency …

Street life and pedestrian activities in smart cities: opportunities and challenges for computational urban science

Z Fan, BPY Loo - Computational urban science, 2021 - Springer
Ongoing efforts among cities to reinvigorate streets have encouraged innovations in using
smart data to understand pedestrian activities. Empowered by advanced algorithms and …

Exploring the impacts of street layout on the frequency of pedestrian crashes: A micro-level study

M Zhu, H Li, NN Sze, G Ren - Journal of safety research, 2022 - Elsevier
Introduction: Pedestrian safety has become a critical issue since walking is increasingly
promoted as a sustainable transport mode. However, pedestrians are vulnerable to severe …

Trajectory-based conflict investigations involving two-wheelers and cars at non-signalized intersections with computer vision

H Chai, Z Zhang, H Hu, L Dai, Z Bian - Expert Systems with Applications, 2023 - Elsevier
Unsafe acts at non-signalized intersections have become a primary contributor to traffic
accidents and fatalities. Whereas many studies have focused on non-signalized …

Challenges in rear-end conflict-based safety assessment of highly disordered traffic conditions

R Chauhan, A Dhamaniya… - Transportation research …, 2023 - journals.sagepub.com
Surrogate safety measure (SSM)-based proactive safety assessment in developing
economies like India with weak lane discipline mixed traffic conditions is limited and often …

Trajectory prediction for vehicle conflict identification at intersections using sequence-to-sequence recurrent neural networks

A Abdelraouf, M Abdel-Aty, Z Wang… - arXiv preprint arXiv …, 2022 - arxiv.org
Surrogate safety measures in the form of conflict indicators are indispensable components of
the proactive traffic safety toolbox. Conflict indicators can be classified into past-trajectory …

LiDAR-Based Vehicle–Pedestrian Interaction Study on Midblock Crossing Using Trajectory-Based Modified Post-Encroachment Time

V Vasudevan, R Agarwala… - Transportation research …, 2022 - journals.sagepub.com
Understanding pedestrian road crossing behavior is crucial in the interests of pedestrian
traffic safety. The interaction between pedestrians and approaching vehicles at midblock …