نتایج جستجو برای: urban traffic

تعداد نتایج: 261660  

Anthropogenic noise is debatably one of the most common threats to national parks' resources. Park visitors and workers generally suffer from adverse effects of noise from on- and off-road vehicles. The parks, studied here, are located in strictly urban areas, surrounded by streets with intense vehicle traffic. This study assesses the soundscape of urban parks in two cities of Odisha State, on ...

Journal: Pollution 2018

Anthropogenic noise is debatably one of the most common threats to national parks' resources. Park visitors and workers generally suffer from adverse effects of noise from on- and off-road vehicles. The parks, studied here, are located in strictly urban areas, surrounded by streets with intense vehicle traffic. This study assesses the soundscape of urban parks in two cities of Odisha State, on ...

Journal: :iranian journal of public health 0
mahmood bakhtiyari mohammad reza mehmandar seyed mohammad riahi mohammad ali mansournia majid sartipi ayad ba­hadorimonfared

background: due to their specific nature, such as high incidence, high intensity and direct involvement of all members of society, traffic injuries are of particular importance. through a mega data, this study investigated the epidemiological aspects and depict current situation of road traffic injuries in iran. methods: using legal medicine and traffic police data, deaths from road traffic inj...

Ayobami Popoola, Bamiji Michael Adeleye M. Ndana Oluwabukola Adetola Ayangbile

Urban centres in the world are undergoing facets of changes, these changes are evident in developing countries and more divergent because urban transformation in developing countries is often accompanied challenges which include traffic congestion, overcrowding, pollution and continuous land use succession. This phenomenon is not different with the central area of Minna, Nigeria. Since 2008 the...

2012
Jörg Dallmeyer Ingo J. Timm

MAINSIM is a traffic simulation system for urban multimodal traffic. The simulation graph gets generated from cartographical material in an entirely automatic way. MAINSIM is capable of simulating the traffic of whole cities with cars, bicycles and pedestrians.

Journal: :Wireless Communications and Mobile Computing 2011
Konstantinos Katsaros Ralf Kernchen Mehrdad Dianati David Rieck Charalambos Zinoviou

This paper studies the impacts of vehicular communications on efficiency of traffic in urban areas. We consider a Green Light Optimized Speed Advisory (GLOSA) application implementation in a typical reference area, and present the results of its performance analysis using an integrated cooperative ITS simulation platform. In addition, we study route alternation using Vehicle to Infrastructure (...

2017
Noraini Abdullah Ting Kien Hua

Traffic congestion is a major urban transportation problem which occurs when the traffic volume exceeds the capacity of existing road facilities. The occurring of traffic congestion is due to the freedom of owning private vehicle, poor traffic facility and unrestricted urban population growth. In this study, identification of maximum flow and bottleneck path in Kota Kinabalu, Sabah, Malaysia wa...

2014
Zhongzhi Xu Li Sun Junjie Wang Pu Wang

Large-scale daily commuting data were combined with detailed geographical information system (GIS) data to analyze the loss of transport efficiency caused by drivers' uncoordinated routing in urban road networks. We used Price of Anarchy (POA) to quantify the loss of transport efficiency and found that both volume and distribution of human mobility demand determine the POA. In order to reduce P...

2013
Kafeel Ahmad

In recent past, significant efforts have been made to improve the scientific understanding of exhaust dispersion phenomenon in urban street canyons/intersection. The amount of turbulence generated by natural winds within the street canyon might be smaller than that of traffic induced turbulence. Therefore, the influence of traffic-induced turbulence on exhaust dispersion has to be quantified. I...

2013
Daxiao Liu Albert M. K. Cheng

This paper presents a microscopic traffic estimation algorithm for smartphones by employing their built-in probes (such as GPS and acceleration sensors) to increase the accuracy of estimating the real-time traffic condition without significantly increasing these smart phones' energy consumption. In this approach, real-time traffic data is collected through cooperating smartphone users traveling...

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