نتایج جستجو برای: urban traffic area
تعداد نتایج: 812724 فیلتر نتایج به سال:
Regulations restricting ownership and the utilisation of private vehicles are on the rise to improve the efficiency and quality of transport systems worldwide. Rising levels of congestion, local air pollution and greenhouse gas (GHG) emissions drive decision makers to adopt strategic policies to restrict traffic. License plate lotteries, driving bans, and peak-hour driving restrictions are gain...
BACKGROUND Vehicle traffic is the major source of noise in urban environments, which in turn has multiple impacts on health. In this paper we investigate the spatial distribution of community noise exposures and annoyance. Traffic data from the City of San Francisco were used to model noise exposure by neighborhood and road type. Remote sensing data were used in the model to estimate neighborho...
1. Introduction The work consists in designing and building up a model of noise propagation caused by vehicular traffic in urban environment. Obviously the problem has already been deeply described in literature: the new approach we have studied and developed tries to give a simple model suitable to estimate the noise values and to simulate different scenarios due to a change in the traffic pla...
Using mobile probes to inform and measure the effectiveness of traffic control strategies on urban networks Urban traffic congestion is a problem that plagues many cities in the United States. Testing strategies to alleviate this congestion is especially challenging due to the difficulty of modeling complex urban traffic networks. However, recent work has shown that these complicated systems ca...
Urban and road planners must take right decisions related to urban traffic management and controlling noise pollution. Their assessments and resolutions have important consequences on the annoyance of population exposed to road-traffic-noise and controlling other environmental pollutants (e.g. NOx or ultrafine particles emitted by heavy vehicles). One of the key decisions is the selection of wh...
Air pollution from motor vehicles is one of the most serious and rapidly growing problems in metropolitan areas. It is occurred especially in major arterial streets inside the metropolitan central district because of the heavy traffic congestion suffering. Although transportation networks operate as an integrated system, at a regional level we can safely assume that local urban congestion will ...
Signaling data of cellular phones can be used as valuable information for state-of-the-art traffic applications especially in urban areas. The traces of mobiles like handovers and location area updates may be efficiently utilized in the field of road traffic measurement and forecasting or even traffic control. By detecting and processing the locomotion of anonymous mobile phones, origin-destina...
the public class parking as an essential component of a modern transport system within the city, provided spaces for the removal of stationary traffic in urban communication system, spaces to temporarily stop vehicles and thus the flow of traffic. locate the appropriate class parking using technological methods, particularly in metropolitan, maximum and optimum use of urban space, so improved p...
In this paper, we take the urban road network as the object, a further study on the method of traffic signal self organization under the condition of traffic state identification and local congestion. In the urban road traffic state identification study, according to the need of traffic signal control, respectively from qualitative and quantitative point of view, the urban road traffic state is...
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