Results 31 to 40 of about 3,212,345 (310)

National Highway Traffic Safety Administration

open access: yesFederal Regulatory Guide, 2020
This paper presents the results of a study on crash conditions and occupant characteristics in side impacts to support the development of advanced side impact test procedures.
Sam Daniel
semanticscholar   +1 more source

Statistical Traffic State Analysis in Large-scale Transportation Networks Using Locality-Preserving Non-negative Matrix Factorization [PDF]

open access: yes, 2012
Statistical traffic data analysis is a hot topic in traffic management and control. In this field, current research progresses focus on analyzing traffic flows of individual links or local regions in a transportation network.
Han, Yufei, Moutarde, Fabien
core   +5 more sources

In Their Own Words…

open access: yesAnti-Trafficking Review, 2018
The Editors approached service providers members of the Global Alliance Against Traffic in Women (GAATW) with a request to speak to people who are using their services and ask them about the difficulties they are currently facing, their hopes for the ...
Global Alliance Against Traffic in Women (GAATW)
doaj   +1 more source

Spatial As Deep: Spatial CNN for Traffic Scene Understanding [PDF]

open access: yesAAAI Conference on Artificial Intelligence, 2017
Convolutional neural networks (CNNs) are usually built by stacking convolutional operations layer-by-layer. Although CNN has shown strong capability to extract semantics from raw pixels, its capacity to capture spatial relationships of pixels across ...
Xingang Pan   +4 more
semanticscholar   +1 more source

Vehicle Trajectory Control and Signal Timing Optimization of Isolated Intersection under V2X Environment

open access: yesJournal of Advanced Transportation, 2023
This study proposes a two-level optimization model system for vehicle control and signal timing at isolated signal intersections under the mixed traffic flow environment composed of intelligent connected autonomous vehicles (CAVs) and connected human ...
Yazhu Zou   +4 more
doaj   +1 more source

A Joint Optimization Method for Cooperative Detection Resources Based on Channel Capacity

open access: yesInternational Journal of Aerospace Engineering, 2022
Aiming at the resource optimization problem in the cooperative detection task, the objective function is constructed based on the channel capacity, and the artificial bee colony (ABC) algorithm is improved to realize the joint optimization of the UAV ...
Wenda Yang   +3 more
doaj   +1 more source

Analytical Approximation-Based Approach for Passenger Flow Control Strategy in Oversaturated Urban Rail Transit Systems

open access: yesJournal of Advanced Transportation, 2023
Focusing on a heavily congested urban rail corridor, this study investigates the passenger flow control strategy optimization problem from a mesoscopic perspective to reduce platform congestion and enhance service quality. Based on a quadratic functional
Qian Zhu   +3 more
doaj   +1 more source

Synchronous Optimization for Demand-Driven Train Operation Plan in Rail Transit Network Using Nondominated Sorting Coevolutionary Memetic Algorithm

open access: yesJournal of Advanced Transportation, 2022
In many cities and regions, decision makers independently develop Train Operation Plan (TOP) for each line in the rail transit network, resulting in a lack of TOP Synchronization (TOPS).
Zhenyu Han   +3 more
doaj   +1 more source

Road traffic accidental injuries and deaths: A neglected global health issue

open access: yesHealth Science Reports, 2023
Across the world, traffic accidents cause major health problems and are of concern to health institutions; nearly 1.35 million people are killed or disabled in traffic accidents every year.
Sirwan Khalid Ahmed   +7 more
semanticscholar   +1 more source

Traffic Management

open access: yes, 2003
Quality of service in network communication is mainly assured by traffic management consisting in a variety of protocols and mechanisms whose role is to prevent the network from being congested. Traffic management has been a very active area of research for two decades following the conception of packet-switched integrated services networks, such as ...
KARLSSON G   +21 more
openaire   +5 more sources

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