Results 1 to 10 of about 910 (216)

Evaluation of intersection conflict warning system at unsignalized intersections: A review

open access: yesJournal of Traffic and Transportation Engineering (English Edition), 2023
Unsignalized intersections are identified as the critical locations due to higher number of road crashes at these locations. The primary causes of crashes at unsignalized intersections are limited sight distance, incorrect assessment of gaps by drivers ...
Digvijay S Pawar, Yashasvi Rachakonda
exaly   +5 more sources

Analysis and Comparative Study of Signalized and Unsignalized Intersection Operations and Energy-Emission Characteristics Based on Real Vehicle Data

open access: yesEnergies, 2023
With the development of the economy, urban road transportation has been continuously improved, and the number of motor vehicles has also increased significantly, leading to serious energy consumption issues.
Yong Peng, Yiqi Chen, Guoquan Xie
exaly   +4 more sources

Development of a conflict-free unsignalized intersection organization method for multiple connected and autonomous vehicles. [PDF]

open access: yesPLoS ONE, 2021
An effective traffic control strategy will improve travel reliability in urban transportation networks. Lack of coordination between vehicles, however, exacerbates congestion due mainly to frequent stops at unsignalized intersections. It is beneficial to
Qinglu Ma, Shu Zhang, Qi Zhou
doaj   +2 more sources

Transport delay assessment at unsignalized intersections feeding focal points [PDF]

open access: yesMATEC Web of Conferences, 2021
The article discusses the issues of assessing the delays connected with the transport service of people visiting focal points (FPs) by individual transport (IT). The necessity of using a mathematical approach when assessing delays is proved.
Zedgenizov Anton   +2 more
doaj   +2 more sources

A Control Method with Reinforcement Learning for Urban Un-Signalized Intersection in Hybrid Traffic Environment [PDF]

open access: yesSensors, 2022
To control autonomous vehicles (AVs) in urban unsignalized intersections is a challenging problem, especially in a hybrid traffic environment where self-driving vehicles coexist with human driving vehicles.
Yanjun Shi   +3 more
doaj   +2 more sources

Crash Severity Evaluation for Unsignalized Intersection Using Conflict Data [PDF]

open access: yesInternational Journal of Computational Intelligence Systems, 2011
This paper evaluates crash severity of unsignalized intersection using Conflict Index. Crash and Conflict Severity Model is developed to show the relationship between Crash Index and Conflict Index.
Wenquan Li, Linheng Li, Bin Ran
exaly   +2 more sources

Unsignalized intersection vehicle platoon formation scheduling method based on mixed traffic [PDF]

open access: yesScientific Reports
Managing unsignalized intersections is further developed in the context of automated driving with vehicle-road coordination. In this context, the virtual platoon of lining vehicles into a one-dimensional virtual queue is based on a fully automated ...
Junfeng Jiang, Yikang Rui, Bin Ran
doaj   +2 more sources

DRL-based Vehicle Control Strategy for Signal-free Intersections [PDF]

open access: yesJisuanji kexue, 2022
Using deep learning technology to control vehicles at intersections is a research hotspot in the field of intelligent transportation.Previous studies suffer from the inability to adapt to dynamic changes in the number of self-driving vehicles,slow ...
OUYANG Zhuo, ZHOU Si-yuan, LYU Yong, TAN Guo-ping, ZHANG Yue, XIANG Liang-liang
doaj   +1 more source

Estimation of Passenger Car Equivalent Value for Unsignalized Intersections in Yogyakarta

open access: yesMedia Komunikasi Teknik Sipil, 2023
Passenger Car Equivalent (PCE) is expected to be very accurate because it is very important in determining the capacity, degree of saturation, and handling of unsignalized intersections. Several methods have been used to estimate the PCE value, but based
Ratnasari Ramlan   +2 more
doaj   +1 more source

Safety evaluation of unsignalized and signalized restricted crossing U-turn (RCUT) intersections in rural and suburban areas based on prior control type

open access: yesIATSS Research, 2022
The focus of this paper is on evaluating the safety effectiveness of restricted crossing U-turn (RCUT) intersections in rural and suburban areas based on prior control type.
Raunak Mishra, Srinivas S. Pulugurtha
doaj   +1 more source

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