[HTML][HTML] Modeling retroreflectivity degradation of traffic signs using artificial neural networks

A Jamal, I Reza, M Shafiullah - IATSS Research, 2022 - Elsevier
Traffic signs are vital for communicating guidance, rules, warning, and other highway
agency information for safe and efficient navigation through transportation networks. Signs …

[HTML][HTML] Assessing the color status and daylight chromaticity of road signs through machine learning approaches

R Saleh, H Fleyeh, M Alam, A Hintze - IATSS research, 2023 - Elsevier
The color of road signs is a critical aspect of road safety, as it helps drivers quickly and
accurately identify and respond to these signs. Properly colored road signs improve visibility …

Accident severity levels and traffic signs interactions in state roads: A seemingly unrelated regression model in unbalanced panel data approach

X Xu, Ž Šarić, F Zhu, D Babić - Accident Analysis & Prevention, 2018 - Elsevier
This study intended to investigate the interactions between accident severity levels and
traffic signs in state roads located in Croatia, and explore the correlation within accident …

Predicting traffic sign retro-reflectivity degradation using deep neural networks

A Alkhulaifi, A Jamal, I Ahmad - Applied Sciences, 2021 - mdpi.com
Traffic signs are essential for the safe and efficient movement of vehicles through the
transportation network. Poor sign visibility can lead to accidents. One of the key properties …

An analysis of the factors influencing the Retroreflectivity performance of in-service road traffic signs

R Saleh, H Fleyeh, M Alam - Applied Sciences, 2022 - mdpi.com
The road traffic signs in Sweden have no inventory system and it is unknown when a sign
has reached the end of its service life and needs to be replaced. As a result, the road …

[HTML][HTML] Predictive models for road traffic sign: Retroreflectivity status, retroreflectivity coefficient, and lifespan

R Saleh, H Fleyeh - International Journal of Transportation Science and …, 2024 - Elsevier
This study addresses the critical safety issue of declining retroreflectivity values of road traffic
signs, which can lead to unsafe driving conditions, especially at night. The paper aims to …

[HTML][HTML] Traffic Sign Detection and Quality Assessment Using YOLOv8 in Daytime and Nighttime Conditions

ZN Aldoski, C Koren - Sensors, 2025 - mdpi.com
Traffic safety remains a pressing global concern, with traffic signs playing a vital role in
regulating and guiding drivers. However, environmental factors like lighting and weather …

Identifying the safety factors over traffic signs in state roads using a panel quantile regression approach

Ž Šarić, X Xu, L Duan, D Babić - Traffic injury prevention, 2018 - Taylor & Francis
Objective: This study intended to investigate the interactions between accident rate and
traffic signs on state roads located in Croatia and accommodate the heterogeneity attributed …

Improving Autonomous Vehicle Perception through Evaluating LiDAR Capabilities and Handheld Retroreflectivity Assessments

ZN Aldoski, C Koren - Sensors, 2024 - mdpi.com
Road safety is a serious concern worldwide, and traffic signs play a critical role in confirming
road safety, particularly in the context of AVs. Therefore, there is a need for ongoing …

The impact of traffic sign quality on the frequency of traffic accidents

M Ferko, ANA Stažnik, M Modrić… - Promet …, 2019 - hrcak.srce.hr
Sažetak As part of an overall traffic signalling system, traffic signs warn the traffic
participants, give information about the restrictions, prohibitions and obligations and provide …